fzus53 kapx 181947
nshapx
expires:202512190400;;815318

nearshore marine forecast
national weather service gaylord mi
247 pm est thu dec 18 2025

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lsz321-190400-
whitefish bay (u.s. portion)/whitefish point to point iroquois mi-
247 pm est thu dec 18 2025

...small craft advisory in effect until 11 pm est this evening...
...gale warning in effect from 11 pm est this evening through
friday morning...

.tonight...south wind 10 to 15 knots becoming southwest early in
the evening, then becoming west 10 to 20 knots after midnight
becoming northwest 15 to 25 knots with gusts to around 35 knots
early in the morning. chance of showers early in the evening,
then snow showers likely after midnight. heavy freezing spray and
areas of blowing snow after midnight. waves 5 to 8 feet. waves
occasionally around 10 feet. 
.friday...north wind 15 to 25 knots with gusts to around
35 knots. heavy freezing spray and areas of blowing snow. snow
showers likely and a chance of light freezing rain. waves 6 to
9 feet. 
.friday night...south wind 15 to 25 knots. snow showers likely.
waves 3 to 5 feet. 
.saturday...south wind 15 to 25 knots. snow showers. waves 3 to
5 feet. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 181947
nshapx
expires:202512190400;;815319

nearshore marine forecast
national weather service gaylord mi
247 pm est thu dec 18 2025

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lsz322-190400-
st. marys river point iroquois to e. potagannissing bay-
247 pm est thu dec 18 2025

...small craft advisory in effect until 11 pm est this evening...
...gale warning in effect from 11 pm est this evening through
friday morning...

.tonight...south wind 10 to 15 knots with gusts to around
35 knots becoming southwest with gusts to around 35 knots early
in the evening, then becoming west 15 to 25 knots early in the
morning. rain showers early in the evening, then rain and snow
showers likely after midnight. 
.friday...northwest wind 15 to 25 knots with gusts to around
35 knots. chance of snow showers. 
.friday night...east wind 15 to 20 knots. chance of snow showers.
.saturday...south wind 15 to 25 knots. snow showers. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 181947
nshapx
expires:202512190400;;815326

nearshore marine forecast
national weather service gaylord mi
247 pm est thu dec 18 2025

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lhz345-190400-
straits of mackinac within 5 nm of mackinac bridge including
mackinac island-
247 pm est thu dec 18 2025

...small craft advisory in effect until 11 pm est this evening...
...gale warning in effect from 11 pm est this evening through
friday evening...

.tonight...south wind 10 to 20 knots becoming west early in the
morning. rain showers likely through the night. snow showers
likely after midnight. areas of blowing snow after midnight.
waves 2 to 4 feet building to 4 to 6 feet after midnight. 
.friday...northwest wind 15 to 25 knots with gusts to around
35 knots. areas of blowing snow. snow showers likely. waves 4 to
6 feet. 
.friday night...southwest wind 15 to 20 knots. chance of snow
showers. waves 2 feet or less. 
.saturday...southwest wind up to 30 knots. snow showers likely.
waves 3 to 5 feet. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 181947
nshapx
expires:202512190400;;815320

nearshore marine forecast
national weather service gaylord mi
247 pm est thu dec 18 2025

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lhz346-190400-
st ignace to false detour channel-
247 pm est thu dec 18 2025

...small craft advisory in effect until 11 pm est this evening...
...gale warning in effect from 11 pm est this evening through
friday evening...

.tonight...south wind 10 to 20 knots becoming west early in the
morning. gusts up to 35 knots. chance of showers early in the
evening, then rain and snow showers likely after midnight. waves
5 to 8 feet. waves occasionally around 10 feet. 
.friday...northwest wind 15 to 25 knots with gusts to around
35 knots. chance of snow showers. waves 4 to 7 feet. 
.friday night...southwest wind 15 to 20 knots. chance of snow
showers. waves 2 to 3 feet. 
.saturday...southwest wind 15 to 25 knots with gusts to around
35 knots. chance of snow showers. waves 3 to 5 feet. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 181947
nshapx
expires:202512190400;;815327

nearshore marine forecast
national weather service gaylord mi
247 pm est thu dec 18 2025

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lhz347-190400-
5nm east of mackinac bridge to presque isle light mi including
bois blanc island-
247 pm est thu dec 18 2025

...small craft advisory in effect until 11 pm est this evening...
...gale warning in effect from 11 pm est this evening through
friday evening...

.tonight...south wind 10 to 20 knots becoming west early in the
morning. rain showers likely early in the evening, then chance of
rain and snow showers after midnight. waves 4 to 6 feet. 
.friday...northwest wind up to 30 knots with gusts to around
40 knots. heavy freezing spray and areas of blowing snow. chance
of snow showers. waves 8 to 11 feet. 
.friday night...southwest wind 15 to 25 knots. chance of snow
showers. waves 4 to 7 feet. 
.saturday...southwest wind 15 to 25 knots. snow showers likely.
waves 2 to 4 feet. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 181947
nshapx
expires:202512190400;;815328

nearshore marine forecast
national weather service gaylord mi
247 pm est thu dec 18 2025

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lhz348-190400-
presque isle light to sturgeon pt mi including thunder bay
national marine sanctuary-
247 pm est thu dec 18 2025

...small craft advisory in effect until 11 pm est this evening...
...gale warning in effect from 11 pm est this evening through
friday evening...

.tonight...south wind 15 to 25 knots becoming southwest 10 to
25 knots after midnight. chance of showers through the night. 
chance of snow showers after midnight. waves 8 to 11 feet. waves 
occasionally around 14 feet. 
.friday...northwest wind up to 30 knots with gusts to around
40 knots. heavy freezing spray. chance of snow showers and slight
chance of light freezing rain. waves 8 to 11 feet. 
.friday night...west wind 15 to 25 knots. mostly cloudy. waves
5 to 8 feet. 
.saturday...south wind 15 to 25 knots. chance of snow showers.
waves 4 to 7 feet. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 181947
nshapx
expires:202512190400;;815329

nearshore marine forecast
national weather service gaylord mi
247 pm est thu dec 18 2025

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lhz349-190400-
sturgeon pt to alabaster mi-
247 pm est thu dec 18 2025

...small craft advisory in effect until 11 pm est this evening...
...gale warning in effect from 11 pm est this evening through
friday evening...

.tonight...southwest wind 15 to 25 knots. rain showers early in 
the evening, then chance of rain and snow showers after midnight. 
waves 6 to 9 feet. waves occasionally around 11 feet. 
.friday...west wind 15 to 25 knots with gusts to around 35 knots.
slight chance of snow showers. waves 4 to 6 feet. 
.friday night...west wind 15 to 25 knots. mostly cloudy. waves
3 to 5 feet. 
.saturday...southwest wind 15 to 25 knots. chance of snow
showers. waves 4 to 6 feet. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 181947
nshapx
expires:202512190400;;815323

nearshore marine forecast
national weather service gaylord mi
247 pm est thu dec 18 2025

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lmz323-190400-
grand traverse bay south of a line grand traverse light to
norwood mi-
247 pm est thu dec 18 2025

...gale warning in effect through friday morning...

.tonight...southwest wind 10 to 20 knots becoming northwest 15 to
25 knots early in the morning. gusts up to 35 knots. rain showers
likely and a chance of snow showers early in the evening, then
snow showers after midnight. areas of blowing snow after
midnight. waves 3 to 5 feet building to 5 to 8 feet after
midnight. waves occasionally around 9 feet. 
.friday...northwest wind 15 to 25 knots with gusts to around
35 knots. heavy freezing spray and areas of blowing snow. chance
of snow showers. waves 5 to 8 feet. 
.friday night...southwest wind 15 to 20 knots. chance of snow
showers. waves 2 to 4 feet. 
.saturday...southwest wind 15 to 25 knots with gusts to around
40 knots. snow showers likely. waves 2 to 4 feet. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 181947
nshapx
expires:202512190400;;815321

nearshore marine forecast
national weather service gaylord mi
247 pm est thu dec 18 2025

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lmz341-190400-
seul choix point to 5nm west of mackinac bridge-
247 pm est thu dec 18 2025

...gale warning in effect through friday morning...

.tonight...southwest wind 15 to 25 knots becoming northwest after
midnight. gusts up to 35 knots. rain showers likely early in the
evening. chance of snow showers through the night. waves 4 to
7 feet. waves occasionally around 9 feet. 
.friday...northwest wind 15 to 25 knots with gusts to around
35 knots. chance of snow showers. waves 4 to 6 feet. 
.friday night...southwest wind 15 to 25 knots with gusts to
around 35 knots. chance of snow showers. waves 4 to 6 feet. 
.saturday...southwest wind up to 30 knots with gusts to around
35 knots. snow showers likely. waves 4 to 7 feet. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 181947
nshapx
expires:202512190400;;815322

nearshore marine forecast
national weather service gaylord mi
247 pm est thu dec 18 2025

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lmz342-190400-
norwood mi to 5nm west of mackinac bridge including little
traverse bay-
247 pm est thu dec 18 2025

...gale warning in effect through friday morning...

.tonight...southwest wind 10 to 20 knots becoming northwest 15 to
25 knots early in the morning. gusts up to 35 knots. rain showers
likely and a chance of snow showers early in the evening, then
snow showers after midnight. heavy freezing spray and areas of
blowing snow after midnight. waves 5 to 8 feet. waves
occasionally around 11 feet. 
.friday...northwest wind 15 to 25 knots with gusts to around
35 knots. heavy freezing spray and areas of blowing snow. chance
of snow showers. waves 6 to 9 feet. 
.friday night...southwest wind 15 to 20 knots. chance of snow
showers. waves 2 to 4 feet. 
.saturday...southwest wind up to 30 knots with gusts to around
35 knots. snow showers likely. waves 4 to 7 feet. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 181947
nshapx
expires:202512190400;;815324

nearshore marine forecast
national weather service gaylord mi
247 pm est thu dec 18 2025

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lmz344-190400-
sleeping bear point to grand traverse light mi-
247 pm est thu dec 18 2025

...gale warning in effect through friday morning...

.tonight...west wind 10 to 20 knots becoming northwest 15 to
25 knots early in the morning. gusts up to 35 knots. rain showers
likely and a chance of snow showers early in the evening, then
snow showers after midnight. freezing spray and areas of blowing
snow after midnight. waves 6 to 9 feet. waves occasionally around
11 feet. 
.friday...northwest wind 15 to 25 knots with gusts to around
40 knots. heavy freezing spray and areas of blowing snow. snow
showers. waves 7 to 10 feet. 
.friday night...southwest wind 15 to 20 knots. chance of snow
showers. waves 2 to 4 feet. 
.saturday...southwest wind up to 30 knots with gusts to around
40 knots. chance of snow showers. waves 4 to 6 feet. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 181947
nshapx
expires:202512190400;;815325

nearshore marine forecast
national weather service gaylord mi
247 pm est thu dec 18 2025

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lmz345-346-190400-
point betsie to sleeping bear point mi-
manistee to point betsie mi-
247 pm est thu dec 18 2025

...gale warning in effect through friday morning...

.tonight...west wind 15 to 25 knots becoming northwest early in
the morning. gusts up to 40 knots. chance of rain and snow
showers early in the evening, then snow showers after midnight.
freezing spray and areas of blowing snow after midnight. waves
7 to 10 feet. waves occasionally around 12 feet. 
.friday...northwest wind up to 30 knots with gusts to around
40 knots. heavy freezing spray and areas of blowing snow. snow
showers and slight chance of light freezing rain. waves 7 to
10 feet. 
.friday night...south wind 15 to 25 knots. cloudy. waves 4 to
7 feet. 
.saturday...southwest gales to 35 knots. chance of snow showers.
waves 6 to 9 feet. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kdlh 182141
nshdlh
expires:202512190500;;821507

nearshore marine forecast
national weather service duluth mn
341 pm cst thu dec 18 2025

for waters within five nautical miles of shore on lake superior.         

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lsz141-190500-
grand marais to taconite harbor mn-
341 pm cst thu dec 18 2025

...storm warning in effect through late tonight...
...gale watch in effect from saturday morning through late
saturday night...

.tonight...north wind up to 30 knots with storm force gusts to
around 50 knots easing to 15 to 20 knots with gales to around
35 knots late in the night. snow early in the evening. snow
likely late in the evening, then chance of snow after midnight.
heavy freezing spray early in the evening. patchy blowing snow
through the night. waves 4 to 6 feet subsiding to 2 to 4 feet
after midnight. waves occasionally to 8 feet. 
.friday...north wind 10 to 15 knots with gusts to around 25 knots
becoming northwest 5 knots early in the afternoon, then becoming
south with gusts to around 20 knots late in the afternoon. chance
of snow in the afternoon. waves 1 to 2 feet. 
.friday night...south wind 15 to 20 knots becoming southwest
early in the morning. gusts up to 30 knots. snow likely. waves
1 to 2 feet building to 2 to 4 feet in the late evening and
overnight. a small craft advisory may be needed. 
.saturday...west wind 20 to 25 knots. gusts up to 30 knots
increasing to 35 knots in the late morning and afternoon. slight
chance of snow in the morning. waves 3 to 5 feet. waves
occasionally to 7 feet. a gale warning may be needed. 

$$

fzus53 kdlh 182141
nshdlh
expires:202512190500;;821516

nearshore marine forecast
national weather service duluth mn
341 pm cst thu dec 18 2025

for waters within five nautical miles of shore on lake superior.         

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lsz148-190500-
oak point to saxon harbor wi-
341 pm cst thu dec 18 2025

...gale warning in effect through late tonight...
...heavy freezing spray warning in effect through friday
morning...
...gale watch in effect from saturday morning through late
saturday night...

.tonight...north wind up to 30 knots. gales up to 40 knots
decreasing to 30 knots. patchy blowing snow until early morning.
heavy freezing spray through the night. snow until early morning.
snow likely late in the night. waves 5 to 8 feet. waves
occasionally to 11 feet. 
.friday...northwest wind 15 to 20 knots becoming west 5 knots
early in the afternoon, then becoming south late in the
afternoon. chance of snow in the morning, then slight chance of
snow in the afternoon. waves 4 to 6 feet subsiding to 1 to
2 feet. waves occasionally to 8 feet. a small craft advisory may
be needed. 
.friday night...south wind 15 to 20 knots with gusts to around
25 knots becoming southwest with gusts to around 25 knots early
in the morning. chance of snow in the evening, then snow likely
after midnight. waves 1 to 3 feet. 
.saturday...west wind up to 30 knots with gales to around
35 knots. slight chance of snow and light freezing rain in the
morning. waves 4 to 6 feet. waves occasionally to 7 feet. a gale
warning may be needed. 

$$

fzus53 kdlh 182141
nshdlh
expires:202512190500;;821506

nearshore marine forecast
national weather service duluth mn
341 pm cst thu dec 18 2025

for waters within five nautical miles of shore on lake superior.         

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lsz140-190500-
grand portage to grand marais mn-
341 pm cst thu dec 18 2025

...storm warning in effect through late tonight...
...gale watch in effect from saturday morning through late
saturday night...

.tonight...north wind up to 30 knots. storm force gusts up to
50 knots decreasing to 45 knots late in the night. heavy freezing
spray in the evening. patchy blowing snow through the night. snow
in the evening. chance of snow after midnight, then slight chance
of snow late in the night. waves 4 to 7 feet. waves occasionally
to 10 feet. 
.friday...north wind 20 to 25 knots with gusts to around 30 knots
becoming northeast 5 to 10 knots early in the afternoon, then
becoming southeast late in the afternoon. chance of snow in the
afternoon. waves 2 to 4 feet subsiding to 1 to 3 feet in the late
morning and afternoon. a small craft advisory may be needed. 
.friday night...south wind 20 to 25 knots becoming southwest
early in the morning. gusts up to 30 knots. snow likely through
the night. freezing spray after midnight. waves 1 to 2 feet
building to 4 to 7 feet in the late evening and overnight. waves
occasionally to 9 feet. a small craft advisory may be needed. 
.saturday...west wind 20 to 25 knots with gales to around
35 knots. slight chance of snow in the morning. heavy freezing
spray in the afternoon. waves 5 to 8 feet. waves occasionally to
10 feet. a gale warning may be needed. 

$$

fzus53 kdtx 182057
nshdtx
expires:202512190500;;818109

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
357 pm est thu dec 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


lhz421-190500-
outer saginaw bay sw of alabaster to port austin mi to inner
saginaw bay-
357 pm est thu dec 18 2025

...small craft advisory in effect until midnight est tonight...
...gale warning in effect from midnight est tonight through
friday evening...

.tonight...south winds to 30 knots becoming southwest 20 to
25 knots in the late evening and overnight. gusts to 35 knot
gales. light rain in the evening, then a chance of light snow
after midnight. waves 4 to 6 feet. waves occasionally around
7 feet. 
.friday...west winds to 30 knots increasing to 35 knot gales in
the late morning and afternoon. mostly cloudy. a chance of light
snow early in the morning, then a slight chance of light snow in
the late morning and afternoon. waves 8 to 12 feet. waves
occasionally around 15 feet. 
.friday night...west winds to 30 knots becoming southwest 15 to
20 knots in the late evening and overnight. partly cloudy until
early morning becoming mostly cloudy. waves 6 to 9 feet subsiding
to 2 to 4 feet. waves occasionally around 12 feet. 
.saturday...south winds 20 to 25 knots with gusts to 30 knots.
mostly cloudy. a chance of light snow early in the afternoon.
waves 4 to 6 feet. waves occasionally around 8 feet. 

wave heights are for ice free areas.

see lake huron open lake forecast for days 3 through 5.

$$

fzus53 kdtx 182057
nshdtx
expires:202512190500;;818108

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
357 pm est thu dec 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


lhz422-190500-
inner saginaw bay sw of point au gres to bay port mi-
357 pm est thu dec 18 2025

...low water advisory in effect until 7 pm est friday...
...small craft advisory in effect until midnight est tonight...
...gale warning in effect from midnight est tonight through
friday evening...

.tonight...south winds 20 to 25 knots with gusts to 30 knots
becoming southwest 15 to 20 knots with gusts to 30 knots in the
late evening and early morning, then becoming west 20 to 25 knots
with gusts to 30 knots early in the morning. light rain and light
snow in the evening, then a chance of light snow after midnight.
waves 2 to 4 feet subsiding to 1 to 3 feet in the late evening
and early morning, then building to 2 to 4 feet early in the
morning. 
.friday...west winds to 30 knots with gusts to 35 knot gales.
mostly cloudy until late afternoon becoming partly cloudy. a
chance of light snow early in the morning, then a slight chance
of light snow in the late morning and afternoon. waves 3 to
5 feet. waves occasionally around 7 feet. 
.friday night...west winds 20 to 25 knots with gusts to 30 knots
becoming southwest 15 to 20 knots in the late evening and
overnight. partly cloudy until early morning becoming mostly
cloudy. waves 2 to 4 feet subsiding to 1 to 3 feet in the late
evening and overnight. 
.saturday...south winds 20 to 25 knots with gusts to 30 knots.
mostly cloudy. a chance of light snow early in the afternoon.
waves 2 to 4 feet. 

wave heights are for ice free areas.

see lake huron open lake forecast for days 3 through 5.

$$

fzus53 kdtx 182057
nshdtx
expires:202512190500;;818110

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
357 pm est thu dec 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


lhz441-190500-
port austin to harbor beach mi-
357 pm est thu dec 18 2025

...small craft advisory in effect until midnight est tonight...
...gale warning in effect from midnight est tonight through
friday evening...

.tonight...south winds to 30 knots becoming southwest 20 to
25 knots after midnight. gusts to 35 knot gales. light rain in
the evening, then a chance of light rain and snow after midnight.
waves 8 to 12 feet subsiding to 4 to 6 feet after midnight. waves
occasionally around 15 feet. 
.friday...west winds to 30 knots increasing to 35 knot gales in
the late morning and afternoon. gusts to 40 knot gales. mostly
cloudy. a chance of light snow until late afternoon, then a
slight chance of light snow early in the afternoon. waves 8 to
12 feet. waves occasionally around 15 feet. 
.friday night...northwest winds to 30 knots with gusts to 35 knot
gales becoming west 15 to 20 knots in the late evening and early
morning, then backing to the southwest after midnight. mostly
cloudy. waves 8 to 12 feet subsiding to 3 to 5 feet after
midnight. waves occasionally around 15 feet. 
.saturday...south winds 20 to 25 knots. gusts to 30 knots in the
late morning and afternoon. mostly cloudy. a chance of light snow
early in the afternoon. waves 4 to 6 feet. waves occasionally
around 8 feet. 

see lake huron open lake forecast for days 3 through 5.

$$

fzus53 kdtx 182057
nshdtx
expires:202512190500;;818111

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
357 pm est thu dec 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


lhz442-190500-
harbor beach to port sanilac mi-
357 pm est thu dec 18 2025

...small craft advisory in effect until midnight est tonight...
...gale warning in effect from midnight est tonight through
friday evening...

.tonight...south winds to 30 knots becoming west 15 to 20 knots 
with gusts to 35 knot gales after midnight. light rain in the 
evening, then light snow likely and light rain after midnight. 
waves 8 to 12 feet subsiding to 2 to 4 feet. waves occasionally 
around 15 feet. 
.friday...west winds to 30 knots with gusts to 35 knot gales.
mostly cloudy with a chance of light snow. waves 4 to 6 feet
building to 6 to 9 feet early in the afternoon. waves
occasionally around 12 feet. 
.friday night...northwest winds to 30 knots with gusts to 35 knot
gales becoming west 15 to 20 knots in the late evening and early
morning, then backing to the southwest after midnight. partly
cloudy. waves 5 to 7 feet subsiding to 2 to 4 feet after
midnight. waves occasionally around 10 feet. 
.saturday...south winds 20 to 25 knots. gusts to 30 knots in the
late morning and early afternoon. mostly cloudy. a chance of
light snow early in the afternoon. waves 4 to 6 feet. waves
occasionally around 8 feet. 

see lake huron open lake forecast for days 3 through 5.

$$

fzus53 kdtx 182057
nshdtx
expires:202512190500;;818112

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
357 pm est thu dec 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


lhz443-190500-
port sanilac to port huron mi-
357 pm est thu dec 18 2025

...small craft advisory in effect until midnight est tonight...
...gale warning in effect from midnight est tonight through
friday evening...

.tonight...south winds to 30 knots with gusts to 35 knot gales
diminishing to 20 to 25 knots with gusts to 30 knots this
evening, then becoming southwest 15 to 20 knots with gusts to
30 knots after midnight. rain in the evening, then light rain and
snow likely after midnight. waves 6 to 9 feet subsiding to 1 to
3 feet. waves occasionally around 12 feet. 
.friday...west winds to 30 knots with gusts to 35 knot gales.
mostly cloudy with a chance of light snow. waves 4 to 6 feet.
waves occasionally around 8 feet. 
.friday night...west winds to 30 knots diminishing to 20 to
25 knots in the late evening and early morning, then becoming
southwest 15 to 20 knots after midnight. partly cloudy. waves
3 to 5 feet subsiding to 2 to 4 feet after midnight. waves
occasionally around 7 feet. 
.saturday...south winds 20 to 25 knots. mostly cloudy. a chance
of light snow early in the afternoon. waves 4 to 6 feet. waves
occasionally around 8 feet. 

see lake huron open lake forecast for days 3 through 5.

$$

fzus53 kgrr 182023
nshgrr
expires:202512190900;;817156

nearshore marine forecast
national weather service grand rapids mi
323 pm est thu dec 18 2025

for waters within five nautical miles of shore on lake michigan


lmz847-190900-
grand haven to whitehall mi-
323 pm est thu dec 18 2025

...gale warning in effect through friday morning...

.through early evening...southwest gales to 35 knots. rain showers
likely. patchy fog. waves 7 to 11 feet. 
.tonight...west gales to 45 knots. snow showers likely and a chance
of rain showers in the evening, then snow showers after midnight.
patchy fog after midnight. waves 8 to 12 feet. 
.friday...northwest gales to 45 knots. snow showers. waves 9 to
13 feet. 
.friday night...west winds around 20 knots backing south to 30 knots
in the late evening and early morning, then increasing to gales to
35 knots after midnight. mostly cloudy. waves 5 to 7 feet building
to 6 to 9 feet after midnight. 
.saturday...south gales to 35 knots veering west early in the
afternoon. mostly cloudy with a chance of rain and snow showers.
waves 7 to 11 feet. 
.saturday night...west gales to 45 knots. partly cloudy. waves 9 to
13 feet. 
.sunday...northwest gales to 35 knots decreasing to 15 to 25 knots.
partly sunny. waves 7 to 11 feet subsiding to 5 to 7 feet early in
the afternoon. 
.monday...south winds 20 to 25 knots. mostly cloudy. waves 4 to
6 feet. 
.tuesday...west winds 20 to 25 knots decreasing to 15 to 20 knots
early in the afternoon. partly sunny. waves 5 to 7 feet. 

$$

fzus53 kgrr 182023
nshgrr
expires:202512190900;;817155

nearshore marine forecast
national weather service grand rapids mi
323 pm est thu dec 18 2025

for waters within five nautical miles of shore on lake michigan


lmz848-190900-
whitehall to pentwater mi-
323 pm est thu dec 18 2025

...gale warning in effect through friday morning...

.through early evening...southwest gales to 35 knots. rain showers
likely. patchy fog. waves 8 to 12 feet. 
.tonight...west gales to 40 knots. snow showers likely and a chance
of rain showers in the evening, then snow showers after midnight.
patchy fog after midnight. waves 7 to 11 feet. 
.friday...northwest gales to 45 knots. snow showers and a chance of
light freezing rain. waves 9 to 13 feet. 
.friday night...west winds 15 to 20 knots backing south to 30 knots
in the late evening and early morning, then increasing to gales to
35 knots after midnight. mostly cloudy. waves 4 to 6 feet building
to 7 to 10 feet after midnight. 
.saturday...south gales to 35 knots veering southwest to 30 knots in
the late morning and early afternoon, then veering west gales to
35 knots early in the afternoon. mostly cloudy with a chance of rain
and snow showers. waves 8 to 12 feet. 
.saturday night...west gales to 45 knots. partly cloudy. waves 8 to
12 feet. 
.sunday...northwest gales to 35 knots decreasing to 15 to 25 knots.
partly sunny. waves 7 to 11 feet subsiding to 4 to 6 feet early in
the afternoon. 
.monday...south winds 15 to 25 knots. mostly cloudy. waves 4 to
6 feet building to 5 to 7 feet early in the afternoon. 
.tuesday...west winds 20 to 25 knots veering northwest 15 to
20 knots early in the afternoon. partly sunny. waves 5 to 7 feet. 

$$

fzus53 kgrr 182023
nshgrr
expires:202512190900;;817154

nearshore marine forecast
national weather service grand rapids mi
323 pm est thu dec 18 2025

for waters within five nautical miles of shore on lake michigan


lmz849-190900-
pentwater to manistee mi-
323 pm est thu dec 18 2025

...gale warning in effect through friday morning...

.through early evening...southwest gales to 35 knots. rain showers
likely. patchy fog. waves 7 to 10 feet. 
.tonight...west gales to 40 knots. snow showers likely and a chance
of rain showers in the evening, then snow showers after midnight.
patchy fog after midnight. waves 7 to 10 feet. 
.friday...northwest gales to 40 knots. snow showers and a chance of
light freezing rain. waves 7 to 11 feet. 
.friday night...west winds 10 to 20 knots backing south 15 to
25 knots in the late evening and early morning, then increasing to
gales to 35 knots after midnight. cloudy. waves 4 to 6 feet building
to 6 to 9 feet after midnight. 
.saturday...south gales to 35 knots veering southwest to 30 knots in
the late morning and early afternoon, then veering west gales to
35 knots early in the afternoon. mostly cloudy with a chance of rain
and snow showers. waves 7 to 10 feet. 
.saturday night...west gales to 45 knots. partly cloudy. waves 8 to
12 feet. 
.sunday...northwest gales to 35 knots decreasing to 10 to 20 knots.
mostly cloudy. waves 7 to 10 feet subsiding to 3 to 5 feet early in
the afternoon. 
.monday...south winds 15 to 25 knots. mostly cloudy. waves 4 to
6 feet. 
.tuesday...west winds 15 to 25 knots veering northwest 10 to
20 knots early in the afternoon. partly sunny. waves 4 to 6 feet. 

$$

fzus53 kmkx 182310
nshmkx
expires:202512190500;;825515

nearshore marine forecast
national weather service milwaukee/sullivan wi
510 pm cst thu dec 18 2025

for waters within five nautical miles of shore on lake michigan


lmz644-190500-
port washington to north point light wi-
510 pm cst thu dec 18 2025

...small craft advisory in effect until 6 pm cst this evening...
...gale warning in effect through friday morning...

.tonight...west wind 15 to 25 knots rising to up to 30 knots late
in the evening, then becoming west up to 30 knots after midnight.
gusts up to 35 knots. chance of snow through the night. waves
3 to 4 feet building to 3 to 5 feet early in the morning. 
.friday...northwest gales to 35 knots easing to up to 30 knots
late in the morning, then easing to 15 to 25 knots early in the
afternoon becoming west 10 to 20 knots late in the afternoon.
slight chance of snow in the morning. waves 3 to 5 feet subsiding
to 1 to 2 feet. 
.friday night...southwest wind 10 to 15 knots becoming south
15 to 20 knots late in the evening, then becoming 15 to 25 knots
after midnight. mostly cloudy. waves around 1 foot building to
5 to 7 feet. 
.saturday...south wind 15 to 25 knots veering southwest 15 to
20 knots late in the morning, then veering west with gusts to
around 25 knots early in the afternoon rising to up to 30 knots
late in the afternoon. slight chance of snow in the morning.
waves 5 to 7 feet subsiding to 3 to 4 feet. 

wave heights are for ice free areas.

$$

fzus53 kmkx 182310
nshmkx
expires:202512190500;;825514

nearshore marine forecast
national weather service milwaukee/sullivan wi
510 pm cst thu dec 18 2025

for waters within five nautical miles of shore on lake michigan


lmz643-190500-
sheboygan to port washington wi-
510 pm cst thu dec 18 2025

...small craft advisory in effect until 6 pm cst this evening...
...gale warning in effect through friday morning...

.tonight...west wind 15 to 25 knots rising to up to 30 knots late
in the evening, then becoming west up to 30 knots after midnight
becoming northwest gales to 35 knots early in the morning. slight
chance of rain in the evening. chance of snow through around
midnight, then snow likely after midnight. waves 4 to 6 feet
subsiding to 3 to 4 feet in the late evening and early morning,
then building to 3 to 5 feet early in the morning. 
.friday...northwest gales to 35 knots easing to up to 30 knots
late in the morning, then easing to 15 to 25 knots early in the
afternoon becoming west 10 to 20 knots late in the afternoon.
slight chance of snow in the morning. waves 3 to 5 feet subsiding
to 1 to 2 feet late in the afternoon. 
.friday night...southwest wind 10 to 15 knots becoming south
15 to 25 knots late in the evening, then rising to up to 30 knots
after midnight. mostly cloudy. waves around 1 foot building to
7 to 9 feet. 
.saturday...south wind 15 to 25 knots veering southwest 15 to
20 knots late in the morning, then veering west early in the
afternoon rising to up to 30 knots late in the afternoon. slight
chance of snow in the morning. waves 7 to 9 feet subsiding to
3 to 4 feet. 

wave heights are for ice free areas.

$$

fzus53 kmqt 182201
nshmqt
expires:202512190900;;822064

nearshore marine forecast
national weather service marquette mi
501 pm est thu dec 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lmz248-190900-
seul choix point to point detour mi-
501 pm est thu dec 18 2025

...small craft advisory in effect until 1 am est friday...
...gale warning in effect from 1 am est friday through friday
morning...

.late this afternoon...south wind 15 to 20 knots. rain showers.
patchy fog. waves 7 to 10 feet occasionally to 13 feet subsiding
to 6 to 9 feet occasionally to 11 feet. 
.tonight...southwest wind 15 to 20 knots veering west 15 to
25 knots with gale force gusts up to 36 knots by midnight, then
veering northwest up to 30 knots late. cloudy. patchy fog through
late evening. rain likely through late evening, then a chance of
rain by midnight. a chance of snow by midnight. waves subsiding
to 3 to 6 feet occasionally to 8 feet. 
.friday...northwest wind up to 30 knots diminishing to 10 to
20 knots late. cloudy. a chance of snow through early afternoon,
then a chance of snow showers late. waves subsiding to 1 to
2 feet. 
.friday night...southwest wind 5 to 15 knots becoming south 15 to
25 knots after midnight. cloudy. a chance of snow after midnight.
waves building to 4 to 7 feet occasionally to 9 feet. 
.saturday...southwest wind 15 to 25 knots veering west in the
afternoon. mostly cloudy. snow likely in the morning, then a
slight chance of snow in the afternoon. waves building to 5 to
8 feet occasionally to 10 feet, then subsiding to 3 to 6 feet
occasionally to 8 feet. 

note: wave height forecasts are for ice free areas.

$$

fzus53 kmqt 182201
nshmqt
expires:202512190900;;822065

nearshore marine forecast
national weather service marquette mi
501 pm est thu dec 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lsz240-190900-
saxon harbor wi to black river mi-
501 pm est thu dec 18 2025 /401 pm cst thu dec 18 2025/

...small craft advisory in effect until 7 pm est /6 pm cst/ this
evening...
...gale warning in effect until 4 am est /3 am cst/ friday...
...heavy freezing spray warning in effect through friday
morning...
...gale watch in effect from saturday morning through late
saturday night...

.late this afternoon...west wind 15 to 25 knots. snow showers
possibly mixed with rain showers. waves 2 to 3 feet building to
2 to 4 feet. 
.tonight...north wind up to 30 knots with gale force gusts up to
39 knots. snow. patchy fog through late evening. heavy freezing
spray through the night. waves building to 7 to 10 feet
occasionally to 13 feet, then subsiding to 6 to 9 feet
occasionally to 11 feet. 
.friday...northwest wind 10 to 20 knots with gusts up to 28 knots
diminishing to less than 10 knots with gusts up to 28 knots by
late morning, then backing south late. cloudy. freezing spray
through mid morning. snow likely through mid morning, then a
chance of snow showers by late morning. a slight chance of snow
showers late. waves subsiding to 1 to 2 feet. 
.friday night...south wind 10 to 20 knots veering southwest 15 to
20 knots after midnight. cloudy. a slight chance of snow in the
evening, then snow likely after midnight. waves building to 2 to
3 feet. 
.saturday...southwest wind 20 to 25 knots veering west up to
30 knots in the afternoon. mostly cloudy with a slight chance of
snow. freezing spray in the afternoon. waves building to 5 to
8 feet occasionally to 10 feet. 

note: wave height forecasts are for ice free areas.

$$

fzus53 kmqt 182201
nshmqt
expires:202512190900;;822066

nearshore marine forecast
national weather service marquette mi
501 pm est thu dec 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lsz241-190900-
black river to ontonagon mi-
501 pm est thu dec 18 2025 /401 pm cst thu dec 18 2025/

...small craft advisory in effect until 7 pm est /6 pm cst/ this
evening...
...gale warning in effect through friday morning...
...heavy freezing spray warning in effect through friday
morning...
...gale watch in effect from saturday morning through late
saturday night...

.late this afternoon...west wind 15 to 20 knots. snow showers
likely possibly mixed with rain showers. patchy fog. waves 2 to
3 feet building to 2 to 4 feet. 
.tonight...north wind up to 30 knots. snow through midnight, then
snow likely late. freezing spray through the night. waves
building to 9 to 12 feet occasionally to 15 feet, then subsiding
to 8 to 11 feet occasionally to 14 feet. 
.friday...north wind 15 to 25 knots becoming northwest 5 to
15 knots with gusts up to 29 knots by late morning, then backing
south less than 10 knots late. cloudy. freezing spray through mid
morning. a chance of snow through early afternoon, then a slight
chance of snow showers late. waves subsiding to 2 to 3 feet. 
.friday night...south wind 10 to 15 knots increasing to 15 to
20 knots after midnight. cloudy. a slight chance of snow in the
evening, then snow after midnight. waves subsiding to 1 to
2 feet, then building to 2 to 4 feet. 
.saturday...southwest wind up to 30 knots veering west in the
afternoon. gale force gusts up to 37 knots. mostly cloudy with a
slight chance of snow. freezing spray in the afternoon. waves
building to 8 to 11 feet occasionally to 14 feet. 

note: wave height forecasts are for ice free areas.

$$

fzus53 kmqt 182201
nshmqt
expires:202512190900;;822068

nearshore marine forecast
national weather service marquette mi
501 pm est thu dec 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lsz242-190900-
ontonagon to upper entrance of portage canal mi-
501 pm est thu dec 18 2025

...small craft advisory in effect until 7 pm est this evening...
...gale warning in effect through friday morning...
...heavy freezing spray warning in effect through friday
morning...
...gale watch in effect from saturday morning through late
saturday night...

.late this afternoon...northwest wind 20 to 25 knots. rain
showers and snow showers likely. patchy fog. waves 2 to 3 feet
building to 3 to 5 feet occasionally to 7 feet. 
.tonight...north wind up to 30 knots with gale force gusts up to
47 knots. snow. heavy freezing spray. waves building to 12 to
17 feet occasionally to 21 feet, then subsiding to 11 to 15 feet
occasionally to 19 feet. 
.friday...north wind up to 30 knots with gale force gusts up to
42 knots diminishing to 10 to 20 knots with gale force gusts up
to 42 knots by late morning, then veering southeast less than
10 knots with gusts up to 20 knots late. cloudy. freezing spray
through early afternoon. snow likely through mid morning. a
chance of snow showers by late morning, then a slight chance of
snow showers late. waves subsiding to 2 to 3 feet. 
.friday night...south wind 10 to 20 knots increasing to 15 to
25 knots after midnight. cloudy. a slight chance of snow in the
evening, then snow after midnight. waves subsiding to 1 to
2 feet, then building to 2 to 4 feet. 
.saturday...southwest wind up to 30 knots veering west gales to
35 knots in the afternoon. gale force gusts up to 44 knots.
mostly cloudy with a chance of snow. freezing spray in the
afternoon. waves building to 11 to 15 feet occasionally to
19 feet, then subsiding to 10 to 14 feet occasionally to 18 feet.

note: wave height forecasts are for ice free areas.

$$

fzus53 kmqt 182201
nshmqt
expires:202512190900;;822067

nearshore marine forecast
national weather service marquette mi
501 pm est thu dec 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lsz243-190900-
upper entrance of portage canal to eagle river mi-
501 pm est thu dec 18 2025

...small craft advisory in effect until 7 pm est this evening...
...storm warning in effect until 4 am est friday...
...heavy freezing spray warning in effect through friday
morning...
...gale watch in effect from saturday morning through late
saturday night...

.late this afternoon...northwest wind 20 to 25 knots. snow
showers likely possibly mixed with rain showers. patchy fog.
waves 2 to 3 feet building to 3 to 5 feet occasionally to 7 feet.
.tonight...north wind up to 30 knots increasing to gales to
35 knots by midnight. storm force gusts up to 49 knots. snow.
patchy fog through late evening. heavy freezing spray through the
night. waves building to 12 to 17 feet occasionally to 21 feet. 
.friday...north wind up to 30 knots with gale force gusts up to
46 knots diminishing to 15 to 25 knots with gale force gusts up
to 46 knots by late morning, then becoming northeast less than
10 knots with gusts up to 23 knots late. cloudy. heavy freezing
spray through early afternoon. snow likely through mid morning. a
chance of snow showers by late morning, then a slight chance of
snow showers late. waves subsiding to 2 to 3 feet. 
.friday night...south wind 10 to 20 knots increasing to 20 to
25 knots after midnight. cloudy. a slight chance of snow in the
evening, then snow after midnight. waves subsiding to 1 to
2 feet, then building to 2 to 4 feet. 
.saturday...southwest wind up to 30 knots veering west gales to
35 knots in the afternoon. gale force gusts up to 45 knots.
cloudy with a chance of snow. freezing spray in the afternoon.
waves building to 12 to 17 feet occasionally to 21 feet, then
subsiding to 11 to 15 feet occasionally to 19 feet. 

note: wave height forecasts are for ice free areas.

$$

fzus53 kmqt 182201
nshmqt
expires:202512190900;;822070

nearshore marine forecast
national weather service marquette mi
501 pm est thu dec 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lsz244-190900-
eagle river to manitou island mi-
501 pm est thu dec 18 2025

...small craft advisory in effect until 7 pm est this evening...
...storm warning in effect until 4 am est friday...
...heavy freezing spray warning in effect through friday
morning...
...gale watch in effect from saturday morning through late
saturday night...

.late this afternoon...northwest wind 15 to 20 knots with gusts
up to 27 knots. rain showers possibly mixed with snow showers.
patchy fog. waves 2 to 3 feet building to 2 to 4 feet. 
.tonight...north wind up to 30 knots increasing to gales to
35 knots by midnight. storm force gusts up to 49 knots. snow
possibly mixed with rain through late evening, then snow by
midnight. patchy fog through late evening. heavy freezing spray
through the night. waves building to 12 to 17 feet occasionally
to 21 feet. 
.friday...north gales to 35 knots with gale force gusts up to
47 knots becoming northwest 5 to 15 knots with gusts up to
28 knots. cloudy. heavy freezing spray through early afternoon.
snow likely through mid morning. a chance of snow showers by late
morning, then a slight chance of snow showers late. waves
subsiding to 3 to 5 feet occasionally to 7 feet. 
.friday night...south wind 15 to 25 knots with gale force gusts
up to 34 knots. cloudy. a chance of snow in the evening, then
snow likely after midnight. waves subsiding to 1 to 2 feet, then
building to 4 to 7 feet occasionally to 9 feet. 
.saturday...southwest wind up to 30 knots veering west gales to
35 knots in the afternoon. gale force gusts up to 45 knots.
cloudy with a chance of snow. freezing spray in the afternoon.
waves subsiding to 3 to 6 feet occasionally to 8 feet, then
building to 12 to 17 feet occasionally to 21 feet. 

note: wave height forecasts are for ice free areas.

$$

fzus53 kmqt 182201
nshmqt
expires:202512190900;;822069

nearshore marine forecast
national weather service marquette mi
501 pm est thu dec 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lsz245-190900-
manitou island to point isabelle mi-
501 pm est thu dec 18 2025

...small craft advisory in effect until 7 pm est this evening...
...storm warning in effect until 4 am est friday...
...heavy freezing spray warning in effect from 10 pm est this
evening through friday morning...
...gale watch in effect from saturday morning through sunday
morning...

.late this afternoon...west wind 10 to 15 knots. rain showers
possibly mixed with snow showers. patchy fog. waves 2 to 3 feet. 
.tonight...north wind up to 30 knots with gale force gusts up to
47 knots. snow possibly mixed with rain through late evening,
then snow by midnight. patchy fog through late evening. heavy
freezing spray by midnight. waves building to 12 to 17 feet
occasionally to 21 feet. 
.friday...north wind up to 30 knots with gale force gusts up to
44 knots diminishing to 15 to 25 knots with gale force gusts up
to 44 knots by late morning, then becoming northwest 5 to
15 knots with gusts up to 28 knots late. cloudy. heavy freezing
spray through early afternoon. a chance of snow through mid
morning. a chance of snow showers by late morning, then a slight
chance of snow showers late. waves subsiding to 2 to 4 feet. 
.friday night...south wind 15 to 25 knots with gale force gusts
up to 34 knots. cloudy. a slight chance of snow in the evening,
then snow likely after midnight. waves subsiding to 2 to 3 feet,
then building to 5 to 8 feet occasionally to 10 feet. 
.saturday...southwest wind up to 30 knots veering west in the
afternoon. gale force gusts up to 44 knots. cloudy with a chance
of snow. freezing spray in the afternoon. waves subsiding to 3 to
6 feet occasionally to 8 feet, then building to 6 to 9 feet
occasionally to 11 feet. 

note: wave height forecasts are for ice free areas.

$$

fzus53 kmqt 182201
nshmqt
expires:202512190900;;822071

nearshore marine forecast
national weather service marquette mi
501 pm est thu dec 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lsz246-190900-
point isabelle to lower entrance of portage canal mi-
501 pm est thu dec 18 2025

...small craft advisory in effect until 9 pm est this evening...
...gale warning in effect from 9 pm est this evening through
friday morning...
...heavy freezing spray warning in effect from 10 pm est this
evening through friday morning...
...gale watch in effect from saturday morning through sunday
morning...

.late this afternoon...west wind 10 to 15 knots with gusts up to
25 knots. rain showers likely possibly mixed with snow showers.
patchy fog. waves 1 to 2 feet. 
.tonight...north wind up to 30 knots with gale force gusts up to
42 knots. patchy fog through late evening. a chance of snow
possibly mixed with rain through late evening, then snow by
midnight. waves building to 4 to 7 feet occasionally to 9 feet. 
.friday...north wind up to 30 knots with gale force gusts up to
42 knots becoming northwest 10 to 20 knots with gale force gusts
up to 42 knots by late morning, then diminishing to less than
10 knots with gusts up to 26 knots late. cloudy. a chance of snow
through mid morning, then a chance of snow showers by late
morning. a slight chance of snow showers late. waves subsiding to
1 to 2 feet. 
.friday night...south wind 10 to 20 knots becoming 15 to 20 knots
after midnight. gusts up to 29 knots. cloudy. a slight chance of
snow in the evening, then snow likely after midnight. waves
building to 3 to 5 feet occasionally to 7 feet. 
.saturday...southwest wind 15 to 25 knots veering west up to
30 knots in the afternoon. gale force gusts up to 44 knots.
cloudy with a chance of snow. waves subsiding to 2 to 4 feet,
then building to 3 to 6 feet occasionally to 8 feet. 

note: wave height forecasts are for ice free areas.

$$

fzus53 kmqt 182201
nshmqt
expires:202512190900;;822072

nearshore marine forecast
national weather service marquette mi
501 pm est thu dec 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lsz247-190900-
lower entrance of portage canal to huron islands mi including
keweenaw and huron bays-
501 pm est thu dec 18 2025

...gale warning in effect from 10 pm est this evening through
friday morning...
...heavy freezing spray warning in effect from 10 pm est this
evening through friday morning...
...gale watch in effect from saturday morning through sunday
morning...

.late this afternoon...west wind 10 to 15 knots. rain showers
likely. patchy fog. waves calm to 1 foot. 
.tonight...north wind up to 30 knots with gale force gusts up to
45 knots. snow likely possibly mixed with rain through late
evening, then snow by midnight. patchy fog through late evening.
heavy freezing spray by midnight. waves building to 8 to 11 feet
occasionally to 14 feet. 
.friday...northwest wind up to 30 knots with gale force gusts up
to 43 knots becoming west less than 10 knots with gusts up to
26 knots late. cloudy. heavy freezing spray through mid morning.
a chance of snow through mid morning, then a chance of snow
showers by late morning. a slight chance of snow showers late.
waves subsiding to 1 to 2 feet. 
.friday night...south wind 5 to 15 knots increasing to 15 to
20 knots after midnight. cloudy. a slight chance of snow in the
evening, then snow likely after midnight. waves building to 2 to
3 feet. 
.saturday...southwest wind up to 30 knots veering west in the
afternoon. gale force gusts up to 45 knots. mostly cloudy with a
chance of snow. freezing spray in the afternoon. waves building
to 6 to 9 feet occasionally to 11 feet. 

note: wave height forecasts are for ice free areas.

$$

fzus53 kmqt 182201
nshmqt
expires:202512190900;;822073

nearshore marine forecast
national weather service marquette mi
501 pm est thu dec 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lsz248-190900-
huron islands to marquette mi-
501 pm est thu dec 18 2025

...storm warning in effect from 10 pm est this evening through
friday morning...
...heavy freezing spray warning in effect from 10 pm est this
evening through friday morning...
...gale watch in effect from saturday morning through sunday
morning...

.late this afternoon...west wind 10 to 15 knots. rain showers
likely. patchy fog. waves calm to 1 foot. 
.tonight...northwest wind up to 30 knots increasing to gales to
35 knots by midnight. storm force gusts up to 52 knots. snow
possibly mixed with rain through late evening, then snow by
midnight. heavy freezing spray by midnight. waves building to
15 to 20 feet occasionally to 25 feet. 
.friday...north gales to 35 knots with storm force gusts up to
51 knots backing northwest up to 30 knots with storm force gusts
up to 51 knots by late morning, then diminishing to 10 to
20 knots with gusts up to 33 knots late. cloudy. heavy freezing
spray through early afternoon. snow likely through mid morning,
then a chance of snow showers by late morning. waves subsiding to
3 to 6 feet occasionally to 8 feet. 
.friday night...south wind 15 to 25 knots. cloudy. a slight
chance of snow in the evening, then snow likely after midnight.
waves subsiding to 2 to 4 feet, then building to 3 to 5 feet
occasionally to 7 feet. 
.saturday...southwest wind 15 to 25 knots becoming west gales to
35 knots in the afternoon. gale force gusts up to 46 knots.
mostly cloudy with a chance of snow. freezing spray in the
afternoon. waves subsiding to 2 to 3 feet, then building to 8 to
11 feet occasionally to 14 feet. 

note: wave height forecasts are for ice free areas.

$$

fzus53 kmqt 182201
nshmqt
expires:202512190900;;822074

nearshore marine forecast
national weather service marquette mi
501 pm est thu dec 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lsz249-190900-
marquette to munising mi-
501 pm est thu dec 18 2025

...storm warning in effect from 10 pm est this evening through
friday morning...
...heavy freezing spray warning in effect from 10 pm est this
evening through friday morning...
...gale watch in effect from saturday morning through sunday
morning...

.late this afternoon...southwest wind less than 10 knots with
gusts up to 17 knots. rain showers. patchy fog. waves 1 to
2 feet. 
.tonight...west wind 15 to 25 knots with gale force gusts up to
43 knots becoming northwest gales to 35 knots with storm force
gusts up to 53 knots by midnight. rain likely possibly mixed with
snow through late evening, then snow by midnight. patchy fog
through midnight. heavy freezing spray by midnight. waves
building to 15 to 20 feet occasionally to 25 feet. 
.friday...north gales to 35 knots with storm force gusts up to
54 knots becoming northwest 15 to 25 knots with gale force gusts
up to 41 knots. cloudy. snow through early afternoon, then a
chance of snow showers late. heavy freezing spray through the
day. waves building to 17 to 22 feet occasionally to 28 feet,
then subsiding to 5 to 8 feet occasionally to 10 feet. 
.friday night...south wind 10 to 20 knots increasing to 20 to
25 knots after midnight. cloudy. snow likely after midnight.
waves subsiding to 2 to 4 feet. 
.saturday...southwest wind 15 to 25 knots veering west up to
30 knots in the afternoon. cloudy with snow likely in the
morning, then partly cloudy with a chance of snow in the
afternoon. waves building to 8 to 11 feet occasionally to
14 feet. 

note: wave height forecasts are for ice free areas.

$$

fzus53 kmqt 182201
nshmqt
expires:202512190900;;822075

nearshore marine forecast
national weather service marquette mi
501 pm est thu dec 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lsz250-190900-
munising to grand marais mi-
501 pm est thu dec 18 2025

...storm warning in effect from 10 pm est this evening through
friday morning...
...heavy freezing spray warning in effect from 10 pm est this
evening through friday morning...
...gale watch in effect from saturday morning through sunday
morning...

.late this afternoon...south wind 10 to 15 knots. rain showers.
patchy fog. waves 1 to 2 feet. 
.tonight...west wind 10 to 20 knots with gale force gusts up to
39 knots becoming northwest up to 30 knots with storm force gusts
up to 50 knots by midnight, then increasing to gales to 35 knots
with storm force gusts up to 50 knots late. patchy fog through
midnight. freezing spray by midnight. rain likely possibly mixed
with snow through late evening. a chance of rain by midnight.
snow by midnight. waves building to 15 to 20 feet occasionally to
25 feet. 
.friday...north gales to 35 knots with storm force gusts up to
50 knots diminishing to 15 to 25 knots with gale force gusts up
to 40 knots. cloudy. snow through early afternoon, then a chance
of snow showers late. heavy freezing spray through the day. waves
subsiding to 5 to 8 feet occasionally to 10 feet. 
.friday night...south wind 5 to 15 knots increasing to 15 to
25 knots after midnight. cloudy. snow likely after midnight.
waves subsiding to 2 to 4 feet. 
.saturday...southwest wind 20 to 25 knots veering west up to
30 knots in the afternoon. gale force gusts up to 39 knots. snow
likely. waves building to 9 to 12 feet occasionally to 15 feet. 

note: wave height forecasts are for ice free areas.

$$

fzus53 kmqt 182201
nshmqt
expires:202512190900;;822076

nearshore marine forecast
national weather service marquette mi
501 pm est thu dec 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lsz251-190900-
grand marais to whitefish point mi-
501 pm est thu dec 18 2025

...gale warning in effect from 10 pm est this evening through
friday morning...
...heavy freezing spray warning in effect from 10 pm est this
evening through friday morning...
...gale watch in effect from saturday morning through sunday
morning...

.late this afternoon...south wind 15 to 20 knots. rain showers.
patchy fog. waves 2 to 3 feet. 
.tonight...southwest wind 15 to 20 knots with gusts up to
31 knots veering west up to 30 knots with storm force gusts up to
48 knots by midnight, then veering northwest with storm force
gusts up to 48 knots late. patchy fog through late evening.
freezing spray late. rain through late evening, then a chance of
rain and snow by midnight. snow likely late. waves building to
10 to 14 feet occasionally to 18 feet. 
.friday...north wind up to 30 knots diminishing to 15 to 25 knots
late. storm force gusts up to 48 knots. cloudy. snow through
early afternoon, then a slight chance of snow showers late.
freezing spray through the day. waves building to 11 to 15 feet
occasionally to 19 feet, then subsiding to 5 to 8 feet
occasionally to 10 feet. 
.friday night...south wind 5 to 15 knots increasing to 15 to
25 knots after midnight. cloudy. snow likely after midnight.
waves subsiding to 2 to 3 feet, then building to 3 to 5 feet
occasionally to 7 feet. 
.saturday...south wind 20 to 25 knots veering southwest up to
30 knots in the afternoon. gale force gusts up to 38 knots. snow.
waves subsiding to 2 to 4 feet, then building to 9 to 12 feet
occasionally to 15 feet. 

note: wave height forecasts are for ice free areas.

$$

fzus53 kmqt 182201
nshmqt
expires:202512190900;;822062

nearshore marine forecast
national weather service marquette mi
501 pm est thu dec 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lmz221-190900-
green bay north of line from cedar river mi to rock island
passage-
501 pm est thu dec 18 2025

...small craft advisory in effect until 1 am est friday...
...gale warning in effect from 1 am est friday through friday
morning...
...heavy freezing spray warning in effect from 4 am est friday
through friday morning...

.late this afternoon...southwest wind 15 to 20 knots. rain
showers likely. patchy fog. waves 3 to 6 feet occasionally to
8 feet. 
.tonight...southwest wind 15 to 20 knots veering northwest 20 to
25 knots with gale force gusts up to 35 knots late. cloudy.
patchy dense fog through late evening. freezing spray late. a
chance of rain possibly mixed with snow through late evening,
then a slight chance of rain by midnight. a chance of snow by
midnight. waves subsiding to 2 to 4 feet, then building to 3 to
6 feet occasionally to 8 feet. 
.friday...northwest wind 15 to 25 knots. gale force gusts up to
34 knots. mostly cloudy. heavy freezing spray through mid
morning. a chance of snow through early afternoon, then a chance
of snow showers late. waves subsiding to 1 to 2 feet. 
.friday night...southwest wind 5 to 15 knots backing south 15 to
20 knots after midnight. cloudy. a chance of snow after midnight.
waves building to 3 to 5 feet occasionally to 7 feet. 
.saturday...southwest wind 15 to 20 knots veering west 15 to
25 knots in the afternoon. cloudy with snow likely in the
morning, then partly cloudy in the afternoon. waves subsiding to
2 to 4 feet, then building to 3 to 5 feet occasionally to 7 feet.

note: wave height forecasts are for ice free areas.

$$

fzus53 kmqt 182201
nshmqt
expires:202512190900;;822063

nearshore marine forecast
national weather service marquette mi
501 pm est thu dec 18 2025

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lmz250-190900-
5nm east of a line from fairport mi to rock island passage-
501 pm est thu dec 18 2025

...small craft advisory in effect until 1 am est friday...
...gale warning in effect from 1 am est friday through friday
morning...
...heavy freezing spray warning in effect from 4 am est friday
through friday morning...

.late this afternoon...southwest wind 15 to 20 knots. rain
showers likely. patchy fog. waves 7 to 10 feet occasionally to
13 feet. 
.tonight...southwest wind 15 to 20 knots veering northwest 20 to
25 knots late. gale force gusts up to 34 knots. cloudy. a chance
of rain through late evening, then snow likely possibly mixed
with rain by midnight. a chance of snow late. freezing spray
late. waves subsiding to 3 to 6 feet occasionally to 8 feet. 
.friday...northwest wind 20 to 25 knots diminishing to 10 to
20 knots late. gale force gusts up to 34 knots. cloudy. freezing
spray through early afternoon. a chance of snow through early
afternoon, then a slight chance of snow showers late. waves
subsiding to 1 to 2 feet. 
.friday night...southwest wind 5 to 15 knots becoming south 15 to
25 knots after midnight. cloudy. a chance of snow after midnight.
waves building to 5 to 8 feet occasionally to 10 feet. 
.saturday...southwest wind 15 to 25 knots veering west in the
afternoon. mostly cloudy. snow likely in the morning, then a
slight chance of snow in the afternoon. waves building to 6 to
9 feet occasionally to 11 feet, then subsiding to 3 to 6 feet
occasionally to 8 feet. 

note: wave height forecasts are for ice free areas.

$$