fzus53 kapx 220708
nshapx
expires:202608221515;;153318

nearshore marine forecast
national weather service gaylord mi
308 am edt sat aug 22 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.


lmz346-221515-
manistee to point betsie mi-
308 am edt sat aug 22 2026

...small craft advisory in effect from this evening through
sunday evening...

.today...northwest wind 15 to 20 knots. slight chance of
thunderstorms early in the morning. chance of showers through the
day. chance of thunderstorms in the afternoon. waves 2 to 3 feet.
.tonight...north wind 10 to 20 knots. chance of showers and
slight chance of thunderstorms. waves 4 to 6 feet. 
.sunday...north wind 10 to 20 knots. chance of showers. waves
4 to 6 feet. 
.sunday night...north wind 10 to 20 knots. mostly clear. waves
2 to 4 feet. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kgrb 221128
nshgrb
expires:202608221600;;163956

nearshore marine forecast
national weather service green bay wi
628 am cdt sat aug 22 2026

for waters within five nautical miles of shore on lake michigan


lmz541>543-221600-
rock island passage to sturgeon bay wi-
sturgeon bay to two rivers wi-two rivers to sheboygan wi-
628 am cdt sat aug 22 2026

.today...nw wind 10 to 15 kts. waves 2 ft or less. a chance of
showers and thunderstorms in the afternoon. 
.tonight...nw wind 10 to 15 kts. waves 1 to 3 ft. mostly clear. 
.sunday...n wind 10 to 20 kts. waves 1 to 3 ft. mostly sunny in
the morning then becoming partly cloudy. 
.sunday night...n wind 10 to 15 kts. waves 1 to 3 ft. clear. 

$$

fzus53 kgrr 221148
nshgrr
expires:202608222000;;164616

nearshore marine forecast
national weather service grand rapids mi
748 am edt sat aug 22 2026

for waters within five nautical miles of shore on lake michigan


lmz845-222000-
south haven to holland mi-
748 am edt sat aug 22 2026

...small craft advisory in effect through sunday evening...

.today...northwest winds 15 to 25 knots. partly sunny with a chance
of showers and thunderstorms in the morning, then sunny in the
afternoon. waves 4 to 6 feet. 
.tonight...north winds 15 to 25 knots. mostly clear. waves 3 to
5 feet. 
.sunday...northwest winds to 30 knots. mostly sunny. waves 5 to
7 feet. 
.sunday night...north winds 20 to 25 knots decreasing to 10 to
15 knots in the late evening and overnight. mostly clear. waves 4 to
6 feet subsiding to 2 to 4 feet after midnight. 
.monday...northwest winds 10 to 15 knots. sunny. waves 1 to 3 feet. 
.tuesday...southeast winds 5 to 10 knots veering southwest early in
the afternoon. mostly sunny. waves 1 foot or less. 
.wednesday...southwest winds 15 to 20 knots. mostly sunny. waves
2 to 4 feet. 

$$

fzus53 kgrr 221148
nshgrr
expires:202608222000;;164617

nearshore marine forecast
national weather service grand rapids mi
748 am edt sat aug 22 2026

for waters within five nautical miles of shore on lake michigan


lmz844-222000-
st joseph to south haven mi-
748 am edt sat aug 22 2026

...small craft advisory in effect through sunday evening...

.today...northwest winds 15 to 25 knots. partly sunny with a slight
chance of showers and thunderstorms in the morning, then sunny in
the afternoon. waves 4 to 6 feet. 
.tonight...north winds 15 to 20 knots. mostly clear. waves 3 to
5 feet. 
.sunday...northwest winds 20 to 25 knots. sunny with a slight chance
of rain showers. waves 4 to 6 feet. 
.sunday night...north winds 15 to 25 knots decreasing to 10 to
15 knots in the late evening and overnight. mostly clear. waves 4 to
6 feet subsiding to 2 to 4 feet after midnight. 
.monday...northwest winds around 10 knots. sunny. waves 1 to 3 feet.
.tuesday...south winds around 5 knots veering southwest early in the
afternoon. mostly sunny. waves 1 foot or less. 
.wednesday...southwest winds 10 to 20 knots. mostly sunny. waves
1 to 2 feet. 

$$

fzus53 kgrr 221148
nshgrr
expires:202608222000;;164615

nearshore marine forecast
national weather service grand rapids mi
748 am edt sat aug 22 2026

for waters within five nautical miles of shore on lake michigan


lmz846-222000-
holland to grand haven mi-
748 am edt sat aug 22 2026

...small craft advisory in effect through sunday evening...

.today...northwest winds 15 to 25 knots. partly sunny in the morning
then clearing. a slight chance of showers and thunderstorms. waves
3 to 5 feet. 
.tonight...north winds 15 to 25 knots. mostly clear. waves 3 to
5 feet subsiding to 2 to 4 feet after midnight. 
.sunday...northwest winds to 30 knots. mostly sunny. waves 5 to
7 feet. 
.sunday night...northwest winds to 30 knots becoming north 10 to
20 knots in the late evening and overnight. mostly clear. waves 4 to
6 feet subsiding to 1 to 3 feet. 
.monday...northwest winds 10 to 20 knots. sunny. waves 2 to 4 feet. 
.tuesday...southeast winds 5 to 10 knots veering southwest in the
late morning and afternoon. mostly sunny. waves 1 foot or less. 
.wednesday...southwest winds 15 to 25 knots. mostly sunny with a
chance of rain showers. waves 3 to 5 feet. 

$$

fzus53 kgrr 221148
nshgrr
expires:202608222000;;164614

nearshore marine forecast
national weather service grand rapids mi
748 am edt sat aug 22 2026

for waters within five nautical miles of shore on lake michigan


lmz847-222000-
grand haven to whitehall mi-
748 am edt sat aug 22 2026

...small craft advisory in effect through sunday evening...

.today...northwest winds 10 to 20 knots increasing to 20 to 25 knots
in the late morning and afternoon. partly sunny in the morning then
clearing. a slight chance of waterspouts in the morning. a slight
chance of showers and thunderstorms. waves 3 to 5 feet. 
.tonight...north winds 15 to 25 knots. mostly clear. waves 3 to
5 feet. 
.sunday...northwest winds to 30 knots. mostly sunny. waves 4 to
6 feet. 
.sunday night...north winds to 30 knots decreasing to 10 to 20 knots
in the late evening and overnight. mostly clear. waves 4 to 6 feet
subsiding to 1 to 3 feet. 
.monday...northwest winds 10 to 20 knots. sunny. waves 2 to 4 feet. 
.tuesday...south winds 5 to 15 knots veering southwest early in the
afternoon. mostly sunny. waves around 1 foot. 
.wednesday...southwest winds 20 to 25 knots. mostly sunny with a
chance of rain showers. waves 3 to 5 feet. 

$$

fzus53 kgrr 221148
nshgrr
expires:202608222000;;164613

nearshore marine forecast
national weather service grand rapids mi
748 am edt sat aug 22 2026

for waters within five nautical miles of shore on lake michigan


lmz848-222000-
whitehall to pentwater mi-
748 am edt sat aug 22 2026

...small craft advisory in effect through sunday evening...

.today...northwest winds 10 to 20 knots increasing to 20 to 25 knots
in the late morning and afternoon. a slight chance of waterspouts in
the morning. partly sunny with a slight chance of showers and
thunderstorms in the morning, then sunny with a slight chance of
rain showers in the afternoon. waves 3 to 5 feet. 
.tonight...north winds 15 to 25 knots. partly cloudy with a slight
chance of rain showers. waves 4 to 6 feet. 
.sunday...northwest winds to 30 knots. mostly sunny. waves 5 to
7 feet. 
.sunday night...north winds to 30 knots decreasing to 10 to 20 knots
in the late evening and overnight. partly cloudy. waves 4 to 6 feet.
.monday...northwest winds 10 to 20 knots. sunny. waves 2 to 4 feet. 
.tuesday...south winds 5 to 15 knots veering southwest 15 to
20 knots early in the afternoon. mostly sunny. waves 1 to 2 feet. 
.wednesday...southwest winds 15 to 25 knots. mostly sunny with a
chance of rain showers. waves 3 to 5 feet. 

$$

fzus53 kgrr 221148
nshgrr
expires:202608222000;;164612

nearshore marine forecast
national weather service grand rapids mi
748 am edt sat aug 22 2026

for waters within five nautical miles of shore on lake michigan


lmz849-222000-
pentwater to manistee mi-
748 am edt sat aug 22 2026

...small craft advisory in effect through sunday evening...

.today...northwest winds 10 to 20 knots. mostly sunny. a slight
chance of waterspouts in the morning. a slight chance of rain
showers in the morning, then a slight chance of showers and
thunderstorms in the afternoon. waves 2 to 4 feet. 
.tonight...north winds 15 to 25 knots. partly cloudy with a slight
chance of showers and thunderstorms. waves 2 to 4 feet building to
4 to 6 feet in the late evening and overnight. 
.sunday...northwest winds to 30 knots. mostly sunny. waves 4 to
6 feet. 
.sunday night...north winds 15 to 25 knots. partly cloudy. waves
3 to 5 feet. 
.monday...northwest winds 10 to 20 knots. sunny. waves 2 to 4 feet. 
.tuesday...southwest winds 10 to 20 knots. mostly sunny. waves 1 to
2 feet. 
.wednesday...southwest winds 15 to 25 knots. partly sunny with a
chance of rain showers. waves 3 to 5 feet. 

$$

fzus53 kiwx 220802
nshiwx
expires:202608221415;;155581

nearshore marine forecast
national weather service northern indiana
355 am edt sat aug 22 2026

for waters within five nautical miles of shore on lake michigan


lmz043-221415-
new buffalo mi to st joseph mi-
355 am edt sat aug 22 2026

...small craft advisory in effect from 11 am edt this morning
through sunday evening...

.today...northwest winds 10 to 15 knots increasing to 15 to
25 knots. a chance of showers with a slight chance of 
thunderstorms early, then a slight chance of showers late this 
morning. a slight chance of showers and thunderstorms late. waves 
1 to 3 feet building to 3 to 5 feet. 
.tonight...northwest winds 10 to 20 knots becoming north. a 
slight chance of showers and thunderstorms in the evening, then a 
chance of showers overnight. waves 2 to 4 feet. 
.sunday...northwest winds 10 to 15 knots increasing to 15 to
25 knots. a chance of showers in the morning. waves 3 to 6 feet.
.sunday night...north winds 5 to 15 knots. mostly clear. waves
3 to 5 feet subsiding to 2 to 3 feet. 

winds and waves higher in and near thunderstorms.

the water temperature at st. joseph is 62 degrees and at michigan
city is 63 degrees.

$$

fzus53 kiwx 220802
nshiwx
expires:202608221415;;155580

nearshore marine forecast
national weather service northern indiana
355 am edt sat aug 22 2026

for waters within five nautical miles of shore on lake michigan


lmz046-221415-
michigan city in to new buffalo mi-
355 am edt sat aug 22 2026

...small craft advisory in effect from 11 am edt this morning
through sunday evening...

.today...northwest winds 10 to 20 knots. gusts up to 25 knots in
the afternoon. a slight chance of showers and thunderstorms 
early. a slight chance of showers and thunderstorms late. waves 1 
to 3 feet building to 3 to 5 feet.
.tonight...northwest winds 10 to 20 knots becoming north. a few
gusts up to 25 knots. a slight chance of showers and 
thunderstorms in the evening, then a chance of showers with a 
slight chance of thunderstorms overnight. waves 2 to 4 feet. 
.sunday...northwest winds 10 to 15 knots. a chance of showers in
the morning. waves 3 to 5 feet. 
.sunday night...north winds 5 to 10 knots becoming northwest.
partly cloudy. waves 2 to 4 feet. 

winds and waves higher in and near thunderstorms.

the water temperature at st. joseph is 62 degrees and at michigan
city is 63 degrees.

$$

fzus53 klot 220751
nshlot
expires:202608221530;;155204

nearshore marine forecast
national weather service chicago/romeoville il
251 am cdt sat aug 22 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.


lmz740-221530-
winthrop harbor to wilmette harbor il-
251 am cdt sat aug 22 2026

.today...west winds 10 to 15 kt becoming northwest 15 to 20 kt 
by midday. slight chance of showers and thunderstorms in the 
afternoon. waves 1 to 3 ft. 
.tonight...north winds 15 to 20 kt becoming northwest 10 to 15 
kt. slight chance of showers and thunderstorms in the evening. 
waves 1 to 3 ft building to 2 to 4 ft. 
.sunday...northwest winds 10 to 20 kt. sunny in the morning, then
becoming partly cloudy. waves 2 to 4 ft. 
.sunday night...north winds 10 to 15 kt becoming northwest 5 to 10
kt overnight. mostly clear. waves 2 to 4 ft. 

$$

fzus53 klot 220751
nshlot
expires:202608221530;;155206

nearshore marine forecast
national weather service chicago/romeoville il
251 am cdt sat aug 22 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.


lmz744-745-221530-
gary to burns harbor in-burns harbor to michigan city in-
251 am cdt sat aug 22 2026

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

.today...southwest winds 10 to 15 kt becoming northwest 15 to 20 
kt by midday. slight chance of showers and thunderstorms in the 
afternoon. waves 1 to 3 ft building to 3 to 6 ft occasionally to 
8 ft.
.tonight...north winds 10 to 20 kt. slight chance of showers and
thunderstorms in the evening, then slight chance of showers
overnight. waves 3 to 6 ft occasionally to 8 ft. 
.sunday...northwest winds 15 to 20 kt becoming north. mostly
sunny. waves 4 to 6 ft occasionally to 8 ft. 
.sunday night...north winds 10 to 15 kt becoming northwest 5 to 10
kt overnight. partly cloudy in the evening, then becoming mostly 
clear. waves 3 to 5 ft subsiding to 2 to 4 ft. 

$$

fzus53 klot 220751
nshlot
expires:202608221530;;155205

nearshore marine forecast
national weather service chicago/romeoville il
251 am cdt sat aug 22 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.


lmz741>743-221530-
wilmette harbor to northerly island il-
northerly island to calumet harbor il-
calumet harbor il to gary in-
251 am cdt sat aug 22 2026

...small craft advisory in effect from late tonight through
sunday evening...

.today...west winds 10 to 15 kt becoming northwest 15 to 20 kt 
by midday. slight chance of showers and thunderstorms in the 
afternoon. waves 1 to 3 ft building to 2 to 4 ft. 
.tonight...north winds 10 to 20 kt. slight chance of showers and
thunderstorms in the evening. waves 2 to 4 ft building to 3 to 6
ft occasionally to 8 ft late.
.sunday...northwest winds 10 to 20 kt becoming north. sunny in
the morning, then becoming partly cloudy. waves 3 to 6 ft
occasionally to 8 ft.
.sunday night...north winds 10 to 15 kt becoming northwest 5 to 10
kt overnight. partly cloudy in the evening, then becoming mostly 
clear. waves 3 to 5 ft subsiding to 2 to 4 ft. 

$$

fzus53 kmkx 221210
nshmkx
expires:202608221600;;165666

nearshore marine forecast
national weather service milwaukee/sullivan wi
710 am cdt sat aug 22 2026

for waters within five nautical miles of shore on lake michigan


lmz644-221600-
port washington to north point light wi-
710 am cdt sat aug 22 2026

.today...northwest wind 5 to 15 knots becoming 10 to 15 knots in
the late morning and early afternoon, then becoming northwest
10 to 15 knots late in the afternoon. slight chance of showers
and thunderstorms late in the afternoon. waves 1 to 2 feet. 
.tonight...north wind 10 to 15 knots backing northwest early in
the morning. slight chance of showers and thunderstorms through
around midnight. waves 1 to 2 feet. 
.sunday...northwest wind 10 to 15 knots veering north late in the
afternoon. sunny. waves 1 to 2 feet. 
.sunday night...north wind 5 to 15 knots becoming 5 to 10 knots
late in the evening, then becoming north 5 to 10 knots after
midnight. mostly clear. waves 1 to 2 feet. 

$$

fzus53 kmkx 221210
nshmkx
expires:202608221600;;165665

nearshore marine forecast
national weather service milwaukee/sullivan wi
710 am cdt sat aug 22 2026

for waters within five nautical miles of shore on lake michigan


lmz643-221600-
sheboygan to port washington wi-
710 am cdt sat aug 22 2026

.today...northwest wind 10 to 20 knots becoming 10 to 15 knots
late in the morning, then becoming northwest 10 to 15 knots early
in the afternoon veering north late in the afternoon. slight
chance of showers and thunderstorms in the afternoon. waves 1 to
2 feet. 
.tonight...north wind 10 to 20 knots becoming 10 to 15 knots late
in the evening, then backing northwest after midnight becoming
northwest 10 to 15 knots early in the morning. chance of showers
and thunderstorms through around midnight. waves 1 to 2 feet. 
.sunday...northwest wind 10 to 15 knots veering north late in the
afternoon. sunny. waves 1 to 2 feet. 
.sunday night...north wind 10 to 15 knots easing to 5 to 10 knots
early in the morning. mostly clear. waves 1 to 2 feet. 

$$

fzus53 kmkx 221210
nshmkx
expires:202608221600;;165667

nearshore marine forecast
national weather service milwaukee/sullivan wi
710 am cdt sat aug 22 2026

for waters within five nautical miles of shore on lake michigan


lmz645-221600-
north point light to wind point wi-
710 am cdt sat aug 22 2026

.today...northwest wind 5 to 20 knots becoming 10 to 15 knots
late in the morning, then veering north early in the afternoon
becoming north 10 to 15 knots late in the afternoon. slight
chance of showers and thunderstorms late in the afternoon. waves
2 to 4 feet subsiding to 1 to 2 feet in the afternoon. 
.tonight...north wind 10 to 15 knots backing northwest early in
the morning. slight chance of showers and thunderstorms through
around midnight. waves 1 to 2 feet building to 2 to 4 feet after
midnight. 
.sunday...northwest wind 10 to 15 knots veering north late in the
afternoon. sunny. waves 2 to 4 feet subsiding to 1 to 3 feet late
in the afternoon. 
.sunday night...north wind 10 to 15 knots easing to 5 to 10 knots
late in the evening, then becoming north 5 to 10 knots after
midnight. mostly clear. waves 1 to 3 feet. 

$$

fzus53 kmkx 221210
nshmkx
expires:202608221600;;165668

nearshore marine forecast
national weather service milwaukee/sullivan wi
710 am cdt sat aug 22 2026

for waters within five nautical miles of shore on lake michigan


lmz646-221600-
wind point wi to winthrop harbor il-
710 am cdt sat aug 22 2026

.today...northwest wind 5 to 20 knots becoming 10 to 15 knots
late in the morning, then veering north early in the afternoon
becoming north 10 to 15 knots late in the afternoon. slight
chance of showers and thunderstorms late in the afternoon. waves
1 to 2 feet. 
.tonight...northwest wind 10 to 15 knots veering north in the
late evening and early morning, then backing northwest early in
the morning. slight chance of showers and thunderstorms through
around midnight. waves 1 to 2 feet building to 2 to 4 feet after
midnight. 
.sunday...northwest wind 10 to 15 knots veering north late in the
afternoon. sunny. waves 2 to 4 feet subsiding to 1 to 3 feet late
in the afternoon. 
.sunday night...north wind 5 to 15 knots becoming 5 to 10 knots
late in the evening, then becoming north 5 to 10 knots after
midnight. mostly clear. waves 1 to 3 feet. 

$$