fzus53 kgrb 190136
nshgrb
expires:202606190400;;988750

nearshore marine forecast
national weather service green bay wi
836 pm cdt thu jun 18 2026

for waters within five nautical miles of shore on lake michigan


lmz541>543-190400-
rock island passage to sturgeon bay wi-
sturgeon bay to two rivers wi-two rivers to sheboygan wi-
836 pm cdt thu jun 18 2026

.tonight...w wind 10 to 15 kts. waves 2 ft or less. a slight
chance of showers and thunderstorms in the evening. 
.friday...w wind 10 to 15 kts backing sw 5 to 10 kts early in the
afternoon. waves 2 ft or less. mostly sunny. 
.friday night...sw wind 5 to 10 kts. waves 2 ft or less. a chance
of showers. 
.saturday...nw wind 5 to 10 kts veering n mid-day, then backing
nw early in the afternoon. waves 2 ft or less. partly cloudy in
the morning then clearing.  

$$

fzus53 kgrr 190136
nshgrr
expires:202606190800;;988751

nearshore marine forecast
national weather service grand rapids mi
936 pm edt thu jun 18 2026

for waters within five nautical miles of shore on lake michigan


lmz849-190800-
pentwater to manistee mi-
936 pm edt thu jun 18 2026

.through early evening...west winds 10 to 15 knots. sunny. waves
2 to 4 feet. 
.tonight...southwest winds 10 to 15 knots veering west after
midnight. mostly clear. waves 1 to 3 feet. 
.juneteenth...west winds 10 to 15 knots. sunny. waves 1 to 3 feet. 
.friday night...southwest winds 5 to 15 knots. partly cloudy with a
chance of rain showers. waves 1 to 2 feet. 
.saturday...southwest winds 5 to 15 knots veering west in the late
morning and afternoon. partly sunny. waves 1 to 2 feet. 
.saturday night...northwest winds 5 to 10 knots veering northeast
after midnight. partly cloudy. waves 1 foot or less. 
.sunday...northeast winds 5 to 15 knots backing north in the late
morning and afternoon. partly sunny. waves around 1 foot. 
.monday...north winds to 30 knots. mostly sunny. waves 1 to 3 feet
building to 2 to 4 feet in the late morning and afternoon. 
.tuesday...north winds 5 to 15 knots. mostly sunny. waves around
1 foot. 

$$

fzus53 kgrr 190136
nshgrr
expires:202606190800;;988752

nearshore marine forecast
national weather service grand rapids mi
936 pm edt thu jun 18 2026

for waters within five nautical miles of shore on lake michigan


lmz848-190800-
whitehall to pentwater mi-
936 pm edt thu jun 18 2026

.through early evening...west winds 10 to 20 knots. sunny. waves
2 to 4 feet. 
.tonight...southwest winds 10 to 15 knots veering west 15 to
20 knots after midnight. mostly clear. waves 2 to 3 feet. 
.juneteenth...northwest winds 10 to 20 knots. sunny. waves 2 to
3 feet. 
.friday night...southwest winds 10 to 15 knots. partly cloudy with a
chance of rain showers. waves 1 to 2 feet. 
.saturday...southwest winds 10 to 15 knots veering west in the late
morning and afternoon. partly sunny. waves 1 to 2 feet. 
.saturday night...northwest winds 5 to 10 knots veering north after
midnight. partly cloudy. waves around 1 foot. 
.sunday...northeast winds 5 to 10 knots backing northwest 10 to
15 knots early in the afternoon. partly sunny. waves around 1 foot. 
.monday...northeast winds 15 to 20 knots backing north to 30 knots
in the late morning and afternoon. partly sunny. waves 1 to 3 feet
building to 4 to 6 feet in the late morning and afternoon. 
.tuesday...north winds 10 to 15 knots backing northwest early in the
afternoon. mostly sunny. waves around 1 foot. 

$$

fzus53 kgrr 190136
nshgrr
expires:202606190800;;988755

nearshore marine forecast
national weather service grand rapids mi
936 pm edt thu jun 18 2026

for waters within five nautical miles of shore on lake michigan


lmz845-190800-
south haven to holland mi-
936 pm edt thu jun 18 2026

.through early evening...west winds 10 to 20 knots. sunny. waves
3 to 5 feet. 
.tonight...west winds 10 to 20 knots. mostly clear. waves 2 to
3 feet. 
.juneteenth...northwest winds 10 to 20 knots. sunny. waves 2 to
4 feet.
.friday night...west winds 5 to 15 knots backing southwest in the
late evening and overnight. partly cloudy with a chance of rain
showers and a slight chance of thunderstorms. waves 1 to 2 feet. 
.saturday...west winds 15 to 20 knots veering northwest 10 to
15 knots early in the afternoon. sunny. waves 2 to 3 feet. 
.saturday night...northwest winds 5 to 10 knots veering north after
midnight. mostly clear. waves around 1 foot. 
.sunday...northeast winds 5 to 10 knots backing north early in the
afternoon. mostly cloudy. waves less than 1 foot. 
.monday...northeast winds 20 to 25 knots backing north early in the
afternoon. mostly sunny. waves 2 to 3 feet building to 4 to 6 feet
in the late morning and afternoon. 
.tuesday...north winds 10 to 15 knots backing northwest early in the
afternoon. mostly sunny. waves 1 to 2 feet. 

$$

fzus53 kgrr 190136
nshgrr
expires:202606190800;;988754

nearshore marine forecast
national weather service grand rapids mi
936 pm edt thu jun 18 2026

for waters within five nautical miles of shore on lake michigan


lmz846-190800-
holland to grand haven mi-
936 pm edt thu jun 18 2026

.through early evening...west winds 15 to 20 knots. sunny. waves
3 to 5 feet. 
.tonight...southwest winds 10 to 20 knots veering west after
midnight. mostly clear. waves 2 to 3 feet. 
.juneteenth...northwest winds 10 to 20 knots. sunny. waves 2 to
4 feet.
.friday night...southwest winds 10 to 15 knots. partly cloudy. waves
1 to 2 feet. 
.saturday...west winds 10 to 20 knots. mostly sunny. waves 2 to
3 feet. 
.saturday night...northwest winds around 10 knots veering north
after midnight. mostly clear. waves around 1 foot. 
.sunday...northeast winds 5 to 15 knots backing northwest early in
the afternoon. partly sunny. waves 1 foot or less. 
.monday...northeast winds 20 to 25 knots backing north early in the
afternoon. mostly sunny. waves 1 to 3 feet building to 3 to 5 feet
in the late morning and afternoon. 
.tuesday...north winds 10 to 15 knots backing northwest early in the
afternoon. mostly sunny. waves around 1 foot. 

$$

fzus53 kgrr 190136
nshgrr
expires:202606190800;;988753

nearshore marine forecast
national weather service grand rapids mi
936 pm edt thu jun 18 2026

for waters within five nautical miles of shore on lake michigan


lmz847-190800-
grand haven to whitehall mi-
936 pm edt thu jun 18 2026

.through early evening...west winds 10 to 20 knots. sunny. waves
3 to 5 feet. 
.tonight...southwest winds 10 to 20 knots veering west around
20 knots after midnight. mostly clear. waves 2 to 3 feet. 
.juneteenth...northwest winds 10 to 20 knots. sunny. waves 2 to
4 feet.
.friday night...southwest winds 10 to 15 knots. partly cloudy with a
chance of rain showers and a slight chance of thunderstorms. waves
1 to 2 feet. 
.saturday...west winds around 15 knots becoming 10 to 15 knots early
in the afternoon. mostly sunny. waves 1 to 3 feet. 
.saturday night...northwest winds 5 to 10 knots veering north after
midnight. mostly clear. waves around 1 foot. 
.sunday...northeast winds 5 to 10 knots backing northwest 10 to
15 knots early in the afternoon. partly sunny. waves 1 foot or less.
.monday...northeast winds 15 to 25 knots backing north to 30 knots
early in the afternoon. partly sunny. waves 1 to 2 feet building to
3 to 5 feet in the late morning and afternoon. 
.tuesday...northeast winds 10 to 15 knots backing northwest in the
late morning and afternoon. mostly sunny. waves 1 to 2 feet. 

$$

fzus53 kgrr 190136
nshgrr
expires:202606190800;;988756

nearshore marine forecast
national weather service grand rapids mi
936 pm edt thu jun 18 2026

for waters within five nautical miles of shore on lake michigan


lmz844-190800-
st joseph to south haven mi-
936 pm edt thu jun 18 2026

.through early evening...west winds 10 to 20 knots. sunny. waves
3 to 5 feet. 
.tonight...west winds 5 to 15 knots increasing to 15 to 20 knots
after midnight. mostly clear. waves 2 to 3 feet. 
.juneteenth...northwest winds 15 to 20 knots decreasing to 5 to
15 knots early in the afternoon. sunny. waves 2 to 3 feet. 
.friday night...west winds around 5 knots backing southwest 5 to
15 knots in the late evening and overnight. partly cloudy. waves
1 to 2 feet. 
.saturday...west winds 15 to 20 knots veering northwest 5 to
15 knots early in the afternoon. sunny. waves 1 to 3 feet. 
.saturday night...north winds 5 to 10 knots. mostly clear. waves
around 1 foot. 
.sunday...east winds 5 to 15 knots. mostly cloudy. waves 1 foot or
less. 
.monday...northeast winds 20 to 25 knots backing north early in the
afternoon. mostly sunny. waves 3 to 6 feet.
.tuesday...northeast winds around 10 knots backing north early in
the afternoon. mostly sunny. waves 2 to 3 feet. 

$$

fzus53 kiwx 190140
nshiwx
expires:202606190815;;988919

nearshore marine forecast
national weather service northern indiana
940 pm edt thu jun 18 2026

for waters within five nautical miles of shore on lake michigan


lmz043-190815-
new buffalo mi to st joseph mi-
940 pm edt thu jun 18 2026

.overnight...southwest winds 10 knots or less becoming
west. mostly clear. waves 1 to 2 feet. 
.friday...northwest winds 5 to 15 knots diminishing to less than
10 knots. sunny. waves 1 to 3 feet. 
.friday night...light and variable winds becoming southwest 5 to
10 knots. a chance of showers overnight. waves 1 foot or less. 
.saturday...west winds 5 to 15 knots becoming northwest. a chance
of showers in the morning. waves 1 to 2 feet. 

the water temperature at st. joseph is 67 degrees and at michigan
city is 64 degrees.

$$

fzus53 kiwx 190140
nshiwx
expires:202606190815;;988918

nearshore marine forecast
national weather service northern indiana
940 pm edt thu jun 18 2026

for waters within five nautical miles of shore on lake michigan


lmz046-190815-
michigan city in to new buffalo mi-
940 pm edt thu jun 18 2026

.overnight...southwest winds 10 knots or less becoming
west. mostly clear. waves 1 to 2 feet. 
.friday...northwest winds 10 knots or less becoming north. sunny.
waves 1 to 2 feet. 
.friday night...light and variable winds becoming southwest 5 to
10 knots. a chance of showers overnight. waves 1 foot or less. 
.saturday...west winds 10 knots or less becoming northwest. a
chance of showers in the morning. waves 2 feet or less. 

the water temperature at st. joseph is 67 degrees and at michigan
city is 64 degrees.

$$

fzus53 klot 190225
nshlot
expires:202606190915;;990714

nearshore marine forecast
national weather service chicago/romeoville il
925 pm cdt thu jun 18 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>742-190915-
winthrop harbor to wilmette harbor il-
wilmette harbor to northerly island il-
northerly island to calumet harbor il-
925 pm cdt thu jun 18 2026

.rest of tonight...southwest winds 5 to 10 kt becoming west 10 to
15 kt late. mostly clear. waves 1 to 2 ft. 
.friday...northwest winds 10 to 15 kt becoming east in the 
afternoon. mostly sunny. waves 1 to 2 ft. 
.friday night...south winds around 10 kt becoming west overnight.
chance of showers and slight chance of thunderstorms. waves
around 1 ft. 
.saturday...west winds 10 to 15 kt becoming northwest in the
afternoon. mostly sunny. waves around 1 ft.  

$$

fzus53 klot 190225
nshlot
expires:202606190915;;990715

nearshore marine forecast
national weather service chicago/romeoville il
925 pm cdt thu jun 18 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>745-190915-
calumet harbor il to gary in-gary to burns harbor in-
burns harbor to michigan city in-
925 pm cdt thu jun 18 2026

.rest of tonight...south 5 to 10 kt becoming west 10 to 15 kt 
late. mostly clear. waves 1 to 2 ft. 
.friday...northwest winds 10 to 15 kt becoming northeast in the
afternoon. mostly sunny. waves 1 to 2 ft. 
.friday night...south winds 10 to 15 kt becoming west overnight.
slight chance of showers and thunderstorms in the evening, then
chance of showers and slight chance of thunderstorms overnight.
waves 1 to 2 ft. 
.saturday...west winds 10 to 15 kt becoming northwest in the
afternoon. mostly sunny. waves 1 to 2 ft.  

$$

fzus53 kmkx 190210
nshmkx
expires:202606191000;;990315

nearshore marine forecast
national weather service milwaukee/sullivan wi
910 pm cdt thu jun 18 2026

for waters within five nautical miles of shore on lake michigan


lmz643-191000-
sheboygan to port washington wi-
910 pm cdt thu jun 18 2026

.rest of tonight...west wind 10 to 15 knots. partly cloudy just
before midnight then becoming clear. waves around 1 foot. 
.friday...northwest wind 10 to 15 knots backing west late in the
afternoon. sunny. waves around 1 foot. 
.friday night...southwest wind 5 to 10 knots veering west early
in the morning. chance of showers through around midnight. slight
chance of thunderstorms through the night. slight chance of
showers after midnight. waves around 1 foot. 
.saturday...west wind 10 to 15 knots veering northwest late in
the afternoon. mostly sunny. waves around 1 foot. 

$$

fzus53 kmkx 190210
nshmkx
expires:202606191000;;990316

nearshore marine forecast
national weather service milwaukee/sullivan wi
910 pm cdt thu jun 18 2026

for waters within five nautical miles of shore on lake michigan


lmz644-191000-
port washington to north point light wi-
910 pm cdt thu jun 18 2026

.rest of tonight...west wind 10 to 15 knots. mostly clear. waves
around 1 foot. 
.friday...northwest wind 10 to 15 knots becoming west 5 to
10 knots late in the afternoon. sunny. waves around 1 foot. 
.friday night...southwest wind 5 to 10 knots veering west early
in the morning. chance of showers through around midnight. slight
chance of thunderstorms through the night. slight chance of
showers after midnight. waves around 1 foot. 
.saturday...west wind 10 to 15 knots veering northwest late in
the afternoon. mostly sunny. waves around 1 foot. 

$$

fzus53 kmkx 190210
nshmkx
expires:202606191000;;990317

nearshore marine forecast
national weather service milwaukee/sullivan wi
910 pm cdt thu jun 18 2026

for waters within five nautical miles of shore on lake michigan


lmz645-191000-
north point light to wind point wi-
910 pm cdt thu jun 18 2026

.rest of tonight...west wind 5 to 10 knots rising to 10 to
15 knots after midnight, then becoming west 10 to 15 knots early
in the morning. mostly clear. waves around 1 foot. 
.friday...west wind 10 to 15 knots veering northwest in the late
morning and early afternoon, then becoming southwest 5 to
10 knots late in the afternoon. sunny. waves around 1 foot. 
.friday night...southwest wind 5 to 10 knots rising to 10 to
15 knots after midnight, then veering west early in the morning.
chance of showers through around midnight. slight chance of
thunderstorms through the night. slight chance of showers after
midnight. waves around 1 foot. 
.saturday...west wind 10 to 15 knots veering northwest early in
the afternoon, then becoming north 5 to 10 knots late in the
afternoon. mostly sunny. waves around 1 foot. 

$$

fzus53 kmkx 190210
nshmkx
expires:202606191000;;990318

nearshore marine forecast
national weather service milwaukee/sullivan wi
910 pm cdt thu jun 18 2026

for waters within five nautical miles of shore on lake michigan


lmz646-191000-
wind point wi to winthrop harbor il-
910 pm cdt thu jun 18 2026

.rest of tonight...west wind 5 to 10 knots rising to 10 to
15 knots after midnight, then becoming west 10 to 15 knots early
in the morning. mostly clear. waves around 1 foot. 
.friday...west wind 10 to 15 knots veering northwest late in the
morning, then easing to 5 to 10 knots early in the afternoon
backing southwest late in the afternoon. sunny. waves around
1 foot. 
.friday night...south wind 5 to 10 knots veering southwest late
in the evening, then rising to 10 to 15 knots after midnight
veering west early in the morning. chance of showers through
around midnight. slight chance of thunderstorms through the
night. slight chance of showers after midnight. waves around
1 foot. 
.saturday...west wind 10 to 15 knots veering northwest late in
the afternoon. sunny. waves around 1 foot. 

$$