fzus53 kapx 300616
nshapx
expires:202609301430;;284219

nearshore marine forecast
national weather service gaylord mi
216 am edt wed sep 30 2026

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.


lmz346-301430-
manistee to point betsie mi-
216 am edt wed sep 30 2026

...small craft advisory in effect through late tonight...

.today...southwest wind 15 to 25 knots. rain showers early in the
morning, then showers likely in the morning. chance of showers in
the afternoon. waves 2 to 4 feet building to 4 to 6 feet in the 
morning. 
.tonight...south wind 10 to 15 knots. chance of showers. waves
4 to 6 feet. 
.thursday...west wind 5 to 10 knots. chance of showers. waves
2 feet or less. 
.thursday night...north wind 10 to 15 knots. mostly cloudy. waves
2 feet or less. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kgrr 301033
nshgrr
expires:202609302000;;295742

nearshore marine forecast
national weather service grand rapids mi
633 am edt wed sep 30 2026

for waters within five nautical miles of shore on lake michigan


lmz849-302000-
pentwater to manistee mi-
633 am edt wed sep 30 2026

...small craft advisory in effect through thursday morning...

.today...south winds 15 to 25 knots. rain showers in the morning,
then a chance of rain showers in the afternoon. waves 5 to 7 feet
building to 6 to 8 feet early in the afternoon. 
.tonight...south winds 15 to 25 knots veering southwest 10 to
15 knots after midnight. cloudy with a chance of rain showers. waves
6 to 8 feet. 
.thursday...southwest winds 5 to 15 knots veering west early in the
afternoon. cloudy with a chance of rain showers. waves 2 to 4 feet
subsiding to 1 to 3 feet in the late morning and afternoon. 
.thursday night...north winds 5 to 15 knots. cloudy with a chance of
rain showers. waves 1 to 2 feet. 
.friday...north winds 10 to 20 knots. mostly sunny. waves 2 to
4 feet. 
.saturday...southeast winds 5 to 10 knots veering south early in the
afternoon. sunny. waves 1 foot or less. 
.sunday...west winds 10 to 20 knots veering northwest in the late
morning and afternoon. mostly sunny. waves 3 to 5 feet. 

$$

fzus53 kgrr 301033
nshgrr
expires:202609302000;;295747

nearshore marine forecast
national weather service grand rapids mi
633 am edt wed sep 30 2026

for waters within five nautical miles of shore on lake michigan


lmz844-302000-
st joseph to south haven mi-
633 am edt wed sep 30 2026

.today...south winds 10 to 20 knots. rain showers. waves 1 to
2 feet. 
.tonight...south winds 10 to 20 knots. rain showers likely and a
slight chance of thunderstorms. waves 1 to 3 feet. 
.thursday...southwest winds around 10 knots. rain showers and a
slight chance of thunderstorms. waves around 1 foot. 
.thursday night...west winds around 10 knots veering north in the
late evening and overnight. rain showers and a slight chance of
thunderstorms. waves 1 to 3 feet. 
.friday...north winds 10 to 20 knots. partly sunny. waves 2 to
4 feet building to 3 to 5 feet in the late morning and afternoon. 
.saturday...east winds 5 to 10 knots. sunny. waves 1 to 2 feet. 
.sunday...southwest winds 5 to 15 knots veering northwest around
15 knots in the late morning and afternoon. mostly sunny. waves 2 to
4 feet. 

$$

fzus53 kgrr 301033
nshgrr
expires:202609302000;;295746

nearshore marine forecast
national weather service grand rapids mi
633 am edt wed sep 30 2026

for waters within five nautical miles of shore on lake michigan


lmz845-302000-
south haven to holland mi-
633 am edt wed sep 30 2026

.today...south winds 10 to 20 knots. rain showers. waves 1 to 3 feet
building to 2 to 4 feet early in the afternoon. 
.tonight...south winds 10 to 20 knots. rain showers and a slight
chance of thunderstorms. waves 2 to 4 feet. 
.thursday...southwest winds 10 to 15 knots. rain showers and a
slight chance of thunderstorms. waves 1 to 3 feet. 
.thursday night...west winds 10 to 15 knots veering north in the
late evening and overnight. rain showers. waves 1 to 2 feet. 
.friday...north winds 10 to 20 knots. mostly sunny. waves 1 to
3 feet building to 3 to 5 feet early in the afternoon. 
.saturday...east winds 5 to 10 knots backing northeast early in the
afternoon. sunny. waves around 1 foot. 
.sunday...southwest winds 10 to 15 knots veering northwest 15 to
20 knots in the late morning and afternoon. mostly sunny. waves 1 to
3 feet building to 3 to 5 feet in the late morning and afternoon. 

$$

fzus53 kgrr 301033
nshgrr
expires:202609302000;;295745

nearshore marine forecast
national weather service grand rapids mi
633 am edt wed sep 30 2026

for waters within five nautical miles of shore on lake michigan


lmz846-302000-
holland to grand haven mi-
633 am edt wed sep 30 2026

...small craft advisory in effect through thursday morning...

.today...south winds 15 to 25 knots. a chance of rain showers in the
morning, then rain showers in the afternoon. waves 4 to 6 feet. 
.tonight...south winds 15 to 25 knots. rain showers and a slight
chance of thunderstorms. waves 4 to 6 feet. 
.thursday...southwest winds 10 to 15 knots. rain showers. waves 2 to
4 feet. 
.thursday night...west winds 10 to 15 knots veering north in the
late evening and overnight. rain showers. waves 1 to 2 feet. 
.friday...north winds 10 to 20 knots increasing to 20 to 25 knots
early in the afternoon. mostly sunny. waves around 1 foot building
to 3 to 5 feet in the late morning and afternoon. 
.saturday...east winds 5 to 10 knots veering south early in the
afternoon. sunny. waves 1 foot or less. 
.sunday...southwest winds 15 to 20 knots veering northwest 20 to
25 knots in the late morning and afternoon. mostly sunny. waves 3 to
5 feet. 

$$

fzus53 kgrr 301033
nshgrr
expires:202609302000;;295744

nearshore marine forecast
national weather service grand rapids mi
633 am edt wed sep 30 2026

for waters within five nautical miles of shore on lake michigan


lmz847-302000-
grand haven to whitehall mi-
633 am edt wed sep 30 2026

...small craft advisory in effect through thursday morning...

.today...south winds to 30 knots. rain showers. waves 4 to 6 feet
building to 6 to 8 feet early in the afternoon. 
.tonight...south winds to 30 knots veering southwest 15 to 20 knots
after midnight. rain showers likely. waves 6 to 9 feet subsiding to
3 to 5 feet after midnight. 
.thursday...southwest winds 10 to 15 knots. rain showers. waves 2 to
4 feet. 
.thursday night...north winds 10 to 15 knots. rain showers. waves
1 to 2 feet. 
.friday...north winds 10 to 20 knots increasing to 20 to 25 knots
early in the afternoon. mostly sunny. waves 1 to 3 feet building to
3 to 5 feet in the late morning and afternoon. 
.saturday...east winds 10 to 15 knots veering south around 5 knots
early in the afternoon. sunny. waves 1 foot or less. 
.sunday...west winds 15 to 25 knots veering northwest in the late
morning and afternoon. mostly sunny. waves 3 to 5 feet. 

$$

fzus53 kgrr 301033
nshgrr
expires:202609302000;;295743

nearshore marine forecast
national weather service grand rapids mi
633 am edt wed sep 30 2026

for waters within five nautical miles of shore on lake michigan


lmz848-302000-
whitehall to pentwater mi-
633 am edt wed sep 30 2026

...small craft advisory in effect through thursday morning...

.today...south winds to 30 knots. rain showers in the morning, then
a chance of rain showers in the afternoon. waves 5 to 7 feet
building to 6 to 9 feet early in the afternoon. 
.tonight...southwest winds to 30 knots decreasing to 10 to 20 knots
after midnight. rain showers likely. waves 6 to 9 feet subsiding to
3 to 5 feet after midnight. 
.thursday...southwest winds 10 to 15 knots veering west early in the
afternoon. rain showers. waves 2 to 4 feet subsiding to 1 to 3 feet
in the late morning and afternoon. 
.thursday night...north winds 10 to 15 knots. cloudy with a chance
of rain showers. waves 1 to 2 feet. 
.friday...north winds 15 to 25 knots. mostly sunny. waves 3 to
5 feet. 
.saturday...southeast winds 5 to 10 knots veering south early in the
afternoon. sunny. waves 1 foot or less. 
.sunday...west winds 20 to 25 knots veering northwest in the late
morning and afternoon. mostly sunny. waves 3 to 5 feet. 

$$

fzus53 kiwx 300845
nshiwx
expires:202609301415;;291459

nearshore marine forecast
national weather service northern indiana
445 am edt wed sep 30 2026

for waters within five nautical miles of shore on lake michigan


lmz043-046-301415-
new buffalo mi to st joseph mi-michigan city in to new buffalo mi-
445 am edt wed sep 30 2026

.today...south winds 5 to 15 knots. a slight chance of showers
early, then a chance of showers late this morning. showers this
afternoon. waves 2 feet or less. 
.tonight...south winds 5 to 15 knots. showers likely with a
slight chance of thunderstorms. waves 2 feet or less. 
.thursday...south winds 5 to 10 knots becoming southwest. showers
with a slight chance of thunderstorms. waves 1 foot or less. 
.thursday night...southwest winds 5 to 15 knots becoming north.
showers with a slight chance of thunderstorms in the evening,
then showers overnight. waves 2 feet or less building to 2 to
3 feet. 

winds and waves higher in and near thunderstorms.

the water temperature at st. joseph is 59 degrees and at michigan
city is 60 degrees.

$$

fzus53 klot 300840
nshlot
expires:202609301530;;291430

nearshore marine forecast
national weather service chicago/romeoville il
340 am cdt wed sep 30 2026

for waters within five nautical miles of shore on lake michigan

waves are provided as a range of significant wave heights, which
is the average of the highest 1/3 of the waves, along with the
average height of the highest 10 percent of the waves which will
occasionally be encountered.


lmz740>742-301530-
winthrop harbor to wilmette harbor il-
wilmette harbor to northerly island il-
northerly island to calumet harbor il-
340 am cdt wed sep 30 2026

.today...southwest winds 15 to 20 kt becoming south. showers and
slight chance of thunderstorms. waves 1 to 3 ft.
.tonight...south winds 10 to 15 kt becoming southwest. showers
likely in the evening, then showers and slight chance of
thunderstorms overnight. waves 1 to 3 ft.
.thursday...southwest winds 10 to 15 kt becoming northwest late 
in the afternoon. showers and slight chance of thunderstorms. 
waves 1 to 3 ft.
.thursday night...north winds 15 to 20 kt. showers in the
evening, then chance of showers overnight. waves 1 to 3 ft
building to 3 to 5 ft.

$$

fzus53 klot 300840
nshlot
expires:202609301530;;291431

nearshore marine forecast
national weather service chicago/romeoville il
340 am cdt wed sep 30 2026

for waters within five nautical miles of shore on lake michigan

waves are provided as a range of significant wave heights, which
is the average of the highest 1/3 of the waves, along with the
average height of the highest 10 percent of the waves which will
occasionally be encountered.


lmz743>745-301530-
calumet harbor il to gary in-gary to burns harbor in-
burns harbor to michigan city in-
340 am cdt wed sep 30 2026

.today...south winds 10 to 15 kt increasing to 15 to 20 kt.
showers and slight chance of thunderstorms. waves 1 to 2 ft. 
.tonight...south winds 10 to 20 kt. showers likely. waves 1 to
2 ft. 
.thursday...south winds around 10 kt becoming southwest. showers 
likely in the morning, then showers and slight chance of 
thunderstorms in the afternoon. waves around 1 ft. 
.thursday night...northwest winds 10 to 15 kt becoming north
15 to 20 kt overnight. showers and slight chance of thunderstorms
in the evening, then showers likely overnight. waves 1 to 3 ft 
building to 3 to 5 ft.

$$

fzus53 kmkx 301010
nshmkx
expires:202609301600;;295146

nearshore marine forecast
national weather service milwaukee/sullivan wi
510 am cdt wed sep 30 2026

for waters within five nautical miles of shore on lake michigan


lmz646-301600-
wind point wi to winthrop harbor il-
510 am cdt wed sep 30 2026

.today...southwest wind 10 to 15 knots becoming south 15 to
20 knots in the late morning and early afternoon, then veering
southwest late in the afternoon. showers in the morning, then
chance of showers in the afternoon. slight chance of
thunderstorms late in the afternoon. waves 1 to 2 feet building
to 2 to 4 feet in the late morning and afternoon. 
.tonight...south wind 10 to 15 knots veering southwest in the
late evening and early morning, then easing to 5 to 10 knots
early in the morning. slight chance of thunderstorms through
around midnight. showers likely through the night. waves 2 to
4 feet subsiding to 1 to 2 feet in the late evening and
overnight. 
.thursday...southwest wind 5 to 10 knots veering west early in
the afternoon, then veering north late in the afternoon. showers
and slight chance of thunderstorms. waves around 1 foot. 
.thursday night...north wind 10 to 15 knots becoming 10 to
20 knots after midnight, then becoming 15 to 20 knots early in
the morning. rain showers through around midnight, then chance of
showers after midnight. waves around 1 foot building to 3 to
4 feet after midnight. 

$$

fzus53 kmkx 301010
nshmkx
expires:202609301600;;295143

nearshore marine forecast
national weather service milwaukee/sullivan wi
510 am cdt wed sep 30 2026

for waters within five nautical miles of shore on lake michigan


lmz643-301600-
sheboygan to port washington wi-
510 am cdt wed sep 30 2026

...small craft advisory in effect from 10 am cdt this morning
through this evening...

.today...south wind 15 to 20 knots. gusts up to 25 knots. showers
and slight chance of thunderstorms in the morning, then showers
likely late in the morning. slight chance of showers early in the
afternoon. waves 3 to 4 feet building to 3 to 5 feet in the
afternoon. 
.tonight...south wind 10 to 15 knots with gusts to around
20 knots veering southwest late in the evening, then easing to
5 to 10 knots after midnight becoming southwest 5 to 10 knots
early in the morning. chance of showers through the night. waves
3 to 5 feet subsiding to 1 to 2 feet. 
.thursday...southwest wind 5 to 10 knots veering northwest late
in the afternoon. chance of showers in the morning, then showers
likely in the afternoon. waves around 1 foot. 
.thursday night...north wind 5 to 10 knots rising to 10 to
15 knots in the late evening and early morning, then becoming
north 10 to 15 knots early in the morning. chance of showers
through the night. waves around 1 foot. 

$$

fzus53 kmkx 301010
nshmkx
expires:202609301600;;295144

nearshore marine forecast
national weather service milwaukee/sullivan wi
510 am cdt wed sep 30 2026

for waters within five nautical miles of shore on lake michigan


lmz644-301600-
port washington to north point light wi-
510 am cdt wed sep 30 2026

.today...south wind 10 to 15 knots rising to 15 to 20 knots late
in the morning, then becoming south 15 to 20 knots early in the
afternoon veering southwest late in the afternoon. showers in the
morning. slight chance of showers in the afternoon. waves 1 to
3 feet building to 2 to 4 feet in the late morning and afternoon.
.tonight...south wind 10 to 15 knots veering southwest late in
the evening, then easing to 5 to 10 knots after midnight. chance
of showers through around midnight, then showers after midnight.
waves 2 to 4 feet subsiding to 1 to 2 feet in the late evening
and overnight. 
.thursday...southwest wind 5 to 10 knots veering northwest late
in the afternoon. showers. waves around 1 foot. 
.thursday night...north wind 5 to 10 knots rising to 10 to
15 knots late in the evening, then becoming north 10 to 15 knots
after midnight. chance of showers through the night. waves around
1 foot building to 2 to 4 feet after midnight. 

$$

fzus53 kmkx 301010
nshmkx
expires:202609301600;;295145

nearshore marine forecast
national weather service milwaukee/sullivan wi
510 am cdt wed sep 30 2026

for waters within five nautical miles of shore on lake michigan


lmz645-301600-
north point light to wind point wi-
510 am cdt wed sep 30 2026

.today...southwest wind 10 to 15 knots becoming south 15 to
20 knots late in the morning, then becoming south 15 to 20 knots
with gusts to around 25 knots early in the afternoon veering
southwest late in the afternoon. showers in the morning, then
chance of showers in the afternoon. slight chance of
thunderstorms late in the afternoon. waves 1 to 2 feet building
to 2 to 4 feet in the late morning and afternoon. 
.tonight...south wind 10 to 15 knots veering southwest in the
late evening and early morning, then easing to 5 to 10 knots
early in the morning. chance of showers through around midnight,
then showers after midnight. waves 2 to 4 feet subsiding to 1 to
2 feet in the late evening and overnight. 
.thursday...southwest wind 5 to 10 knots veering northwest late
in the afternoon. showers. waves around 1 foot. 
.thursday night...north wind 10 to 15 knots rising to 15 to
20 knots after midnight. rain showers through around midnight,
then chance of showers after midnight. waves around 1 foot
building to 3 to 4 feet after midnight. 

$$