(1/15)
Latest Nearshore Marine Forecast by KAPX
Issued 3/20/2026 10:34 AM America/New_York.
Valid through 3/20/2026 6:45 PM America/New_York.
fzus53 kapx 201434
nshapx
expires:202603202245;;008642
nearshore marine forecast
national weather service gaylord mi
1034 am edt fri mar 20 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.
lmz345-346-202245-
point betsie to sleeping bear point mi-
manistee to point betsie mi-
1034 am edt fri mar 20 2026
.today...northwest wind 10 to 15 knots. slight chance of showers,
drizzle and snow showers in the late morning. waves 2 to 3 feet.
.tonight...northeast wind 5 to 10 knots. mostly cloudy. waves
2 feet or less.
.saturday...south wind 10 to 15 knots. mostly cloudy. waves
2 feet or less.
.saturday night...southwest wind 10 to 15 knots. chance of
showers. waves 2 to 3 feet.
see the open lakes forecast for days 3 through 5.
$$
(2/15)
Latest Nearshore Marine Forecast by KGRB
Issued 3/20/2026 10:07 AM US/Central.
Valid through 3/20/2026 5:00 PM US/Central.
fzus53 kgrb 201507
nshgrb
expires:202603202200;;009393
nearshore marine forecast
national weather service green bay wi
1007 am cdt fri mar 20 2026
for waters within five nautical miles of shore on lake michigan
lmz542-543-202200-
sturgeon bay to two rivers wi-two rivers to sheboygan wi-
1007 am cdt fri mar 20 2026
.this afternoon...n wind 10 to 15 kts. waves 2 ft or less. partly
cloudy.
.tonight...n wind 5 to 10 kts backing s in the late evening and
overnight. waves 2 ft or less. mostly cloudy.
.saturday...s wind 10 to 15 kts. waves 2 to 4 ft. mostly cloudy.
.saturday night...s wind 10 to 15 kts veering nw, then veering n
after midnight. waves 2 to 4 ft. a chance of light rain after
midnight.
$$
(3/15)
Latest Nearshore Marine Forecast by KGRR
Issued 3/20/2026 9:48 AM America/New_York.
Valid through 3/20/2026 5:00 PM America/New_York.
fzus53 kgrr 201348
nshgrr
expires:202603202100;;007068
nearshore marine forecast
national weather service grand rapids mi
948 am edt fri mar 20 2026
for waters within five nautical miles of shore on lake michigan
lmz845-202100-
south haven to holland mi-
948 am edt fri mar 20 2026
...small craft advisory in effect until 8 pm edt this evening...
.rest of today...west winds 15 to 20 knots veering northwest early
in the afternoon. mostly cloudy. waves 3 to 5 feet.
.tonight...north winds 10 to 20 knots veering northeast 5 to
10 knots after midnight. mostly cloudy. waves 2 to 4 feet.
.saturday...east winds 5 to 10 knots veering south 10 to 15 knots in
the late morning and afternoon. partly sunny. waves around 1 foot.
.saturday night...south winds 10 to 20 knots. partly cloudy. waves
1 to 3 feet building to 2 to 4 feet after midnight.
.sunday...west winds 15 to 25 knots veering north in the late
morning and afternoon. mostly cloudy with a chance of rain showers.
waves 3 to 5 feet.
.monday...north winds 15 to 25 knots. mostly sunny. waves 3 to
5 feet.
.tuesday...south winds 15 to 25 knots veering southwest early in the
afternoon. mostly cloudy. waves 2 to 3 feet.
$$
(4/15)
Latest Nearshore Marine Forecast by KGRR
Issued 3/20/2026 9:48 AM America/New_York.
Valid through 3/20/2026 5:00 PM America/New_York.
fzus53 kgrr 201348
nshgrr
expires:202603202100;;007067
nearshore marine forecast
national weather service grand rapids mi
948 am edt fri mar 20 2026
for waters within five nautical miles of shore on lake michigan
lmz846-202100-
holland to grand haven mi-
948 am edt fri mar 20 2026
...small craft advisory in effect until 8 pm edt this evening...
.rest of today...west winds around 20 knots veering northwest early
in the afternoon. partly sunny. waves 3 to 5 feet.
.tonight...north winds 10 to 20 knots veering northeast 5 to
10 knots after midnight. partly cloudy. waves 2 to 4 feet subsiding
to 1 to 3 feet in the late evening and overnight.
.saturday...east winds 5 to 10 knots veering south 10 to 15 knots
early in the afternoon. partly sunny. waves around 1 foot.
.saturday night...south winds 15 to 20 knots. partly cloudy. waves
2 to 4 feet.
.sunday...west winds 15 to 25 knots veering north in the late
morning and afternoon. mostly cloudy with a chance of rain showers.
waves 3 to 5 feet.
.monday...north winds 15 to 25 knots. mostly sunny. waves 2 to
4 feet.
.tuesday...south winds 15 to 25 knots veering southwest early in the
afternoon. mostly cloudy. waves 2 to 4 feet.
$$
(5/15)
Latest Nearshore Marine Forecast by KGRR
Issued 3/20/2026 9:48 AM America/New_York.
Valid through 3/20/2026 5:00 PM America/New_York.
fzus53 kgrr 201348
nshgrr
expires:202603202100;;007066
nearshore marine forecast
national weather service grand rapids mi
948 am edt fri mar 20 2026
for waters within five nautical miles of shore on lake michigan
lmz847-202100-
grand haven to whitehall mi-
948 am edt fri mar 20 2026
...small craft advisory in effect until 8 pm edt this evening...
.rest of today...west winds 15 to 20 knots veering northwest early
in the afternoon. partly sunny. waves 3 to 5 feet.
.tonight...north winds 10 to 15 knots veering northeast 5 to
10 knots after midnight. partly cloudy. waves 2 to 4 feet subsiding
to 1 to 2 feet in the late evening and overnight.
.saturday...southeast winds 5 to 15 knots veering south early in the
afternoon. partly sunny. waves around 1 foot.
.saturday night...south winds 15 to 20 knots veering west after
midnight. partly cloudy. waves 2 to 4 feet.
.sunday...north winds 15 to 25 knots. mostly cloudy with a chance of
rain showers. waves 3 to 5 feet.
.monday...north winds 15 to 25 knots. mostly sunny. waves 2 to
4 feet.
.tuesday...south winds 15 to 25 knots veering southwest early in the
afternoon. mostly cloudy. waves 3 to 5 feet.
$$
(6/15)
Latest Nearshore Marine Forecast by KGRR
Issued 3/20/2026 9:48 AM America/New_York.
Valid through 3/20/2026 5:00 PM America/New_York.
fzus53 kgrr 201348
nshgrr
expires:202603202100;;007065
nearshore marine forecast
national weather service grand rapids mi
948 am edt fri mar 20 2026
for waters within five nautical miles of shore on lake michigan
lmz848-202100-
whitehall to pentwater mi-
948 am edt fri mar 20 2026
...small craft advisory in effect until 8 pm edt this evening...
.rest of today...northwest winds 15 to 20 knots. partly sunny. waves
2 to 4 feet.
.tonight...north winds 5 to 15 knots veering northeast after
midnight. partly cloudy. waves 2 to 3 feet.
.saturday...south winds 10 to 20 knots. partly sunny. waves 1 to
2 feet.
.saturday night...south winds 15 to 20 knots veering west after
midnight. partly cloudy. waves 1 to 3 feet building to 2 to 4 feet
in the late evening and overnight.
.sunday...north winds to 30 knots. mostly cloudy with a chance of
rain showers. waves 4 to 6 feet.
.monday...north winds 15 to 25 knots. mostly sunny. waves 3 to
5 feet.
.tuesday...south winds to 30 knots. mostly cloudy. waves 4 to
6 feet.
$$
(7/15)
Latest Nearshore Marine Forecast by KGRR
Issued 3/20/2026 9:48 AM America/New_York.
Valid through 3/20/2026 5:00 PM America/New_York.
fzus53 kgrr 201348
nshgrr
expires:202603202100;;007064
nearshore marine forecast
national weather service grand rapids mi
948 am edt fri mar 20 2026
for waters within five nautical miles of shore on lake michigan
lmz849-202100-
pentwater to manistee mi-
948 am edt fri mar 20 2026
.rest of today...northwest winds 10 to 15 knots veering north early
in the afternoon. partly sunny. waves 2 to 4 feet.
.tonight...north winds 5 to 15 knots veering east after midnight.
partly cloudy. waves 1 to 3 feet.
.saturday...south winds 10 to 20 knots. mostly cloudy. waves 1 to
2 feet.
.saturday night...south winds 10 to 20 knots veering northwest after
midnight. mostly cloudy. waves 2 to 4 feet.
.sunday...north winds to 30 knots. mostly cloudy with a chance of
rain showers. waves 4 to 6 feet.
.monday...north winds 10 to 20 knots. mostly sunny. waves 3 to
5 feet subsiding to 2 to 3 feet early in the afternoon.
.tuesday...south winds to 30 knots. mostly cloudy. waves 4 to
6 feet.
$$
(8/15)
Latest Nearshore Marine Forecast by KGRR
Issued 3/20/2026 9:48 AM America/New_York.
Valid through 3/20/2026 5:00 PM America/New_York.
fzus53 kgrr 201348
nshgrr
expires:202603202100;;007069
nearshore marine forecast
national weather service grand rapids mi
948 am edt fri mar 20 2026
for waters within five nautical miles of shore on lake michigan
lmz844-202100-
st joseph to south haven mi-
948 am edt fri mar 20 2026
.rest of today...west winds 15 to 20 knots veering northwest early
in the afternoon. mostly cloudy. waves 2 to 4 feet.
.tonight...north winds 5 to 15 knots. mostly cloudy. waves 2 to
3 feet.
.saturday...east winds 5 to 10 knots veering south in the late
morning and afternoon. partly sunny. waves around 1 foot.
.saturday night...south winds 10 to 20 knots. partly cloudy. waves
1 to 3 feet.
.sunday...southwest winds 15 to 20 knots veering north to 30 knots
in the late morning and afternoon. mostly cloudy with a chance of
rain showers. waves 2 to 4 feet building to 4 to 6 feet early in the
afternoon.
.monday...north winds 15 to 25 knots. mostly sunny. waves 4 to
6 feet.
.tuesday...south winds 15 to 20 knots veering southwest 10 to
15 knots early in the afternoon. mostly cloudy. waves 1 to 2 feet.
$$
(9/15)
Latest Nearshore Marine Forecast by KIWX
Issued 3/20/2026 11:22 AM America/New_York.
Valid through 3/20/2026 4:15 PM America/New_York.
fzus53 kiwx 201522
nshiwx
expires:202603202015;;010063
nearshore marine forecast
national weather service northern indiana
1122 am edt fri mar 20 2026
for waters within five nautical miles of shore on lake michigan
lmz043-046-202015-
new buffalo mi to st joseph mi-michigan city in to new buffalo mi-
1122 am edt fri mar 20 2026
.this afternoon...southwest winds 10 to 15 knots becoming
northwest. mostly cloudy. waves 1 to 3 feet.
.tonight...north winds 10 knots or less becoming northeast.
mostly cloudy. waves 1 to 3 feet.
.saturday...east winds 10 knots or less becoming south. partly
sunny. waves 1 to 2 feet.
.saturday night...south winds 5 to 15 knots becoming southwest.
partly cloudy. waves 2 feet or less.
the water temperature at st. joseph and at michigan city is 39
degrees.
$$
(10/15)
Latest Nearshore Marine Forecast by KLOT
Issued 3/20/2026 8:45 AM US/Central.
Valid through 3/20/2026 4:15 PM US/Central.
fzus53 klot 201345
nshlot
expires:202603202115;;006884
nearshore marine forecast
national weather service chicago/romeoville il
845 am cdt fri mar 20 2026
for waters within five nautical miles of shore on lake michigan
waves are provided as a range of significant wave heights, which
is the average of the highest 1/3 of the waves, along with the
average height of the highest 10 percent of the waves which will
occasionally be encountered.
lmz740>742-202115-
winthrop harbor to wilmette harbor il-
wilmette harbor to northerly island il-
northerly island to calumet harbor il-
845 am cdt fri mar 20 2026
.rest of today...southwest winds 10 to 20 kt becoming northeast
by mid afternoon. mostly cloudy. waves around 1 ft building to 1
to 3 ft.
.tonight...northeast winds 10 to 15 kt becoming east late. mostly
cloudy. waves 1 to 3 ft.
.saturday...southeast winds 10 to 15 kt becoming south in the
afternoon. mostly cloudy in the morning, then becoming partly
cloudy. waves 1 to 2 ft.
.saturday night...southwest winds 10 to 15 kt. partly cloudy.
waves 1 to 2 ft.
$$
(11/15)
Latest Nearshore Marine Forecast by KLOT
Issued 3/20/2026 8:45 AM US/Central.
Valid through 3/20/2026 4:15 PM US/Central.
fzus53 klot 201345
nshlot
expires:202603202115;;006885
nearshore marine forecast
national weather service chicago/romeoville il
845 am cdt fri mar 20 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>745-202115-
calumet harbor il to gary in-gary to burns harbor in-
burns harbor to michigan city in-
845 am cdt fri mar 20 2026
.rest of today...southwest winds 10 to 20 kt becoming northeast
by mid afternoon. mostly cloudy. waves 1 to 3 ft building to 2 to
4 ft.
.tonight...northeast winds 10 to 15 kt becoming east late. mostly
cloudy. waves 2 to 4 ft.
.saturday...southeast winds 10 to 15 kt becoming south in the
afternoon. mostly cloudy in the morning, then becoming partly
cloudy. waves 1 to 3 ft.
.saturday night...south winds 10 to 15 kt becoming southwest.
mostly clear in the evening, then becoming partly cloudy. waves
1 to 2 ft.
$$
(12/15)
Latest Nearshore Marine Forecast by KMKX
Issued 3/20/2026 9:10 AM US/Central.
Valid through 3/20/2026 5:00 PM US/Central.
fzus53 kmkx 201410
nshmkx
expires:202603202200;;008101
nearshore marine forecast
national weather service milwaukee/sullivan wi
910 am cdt fri mar 20 2026
for waters within five nautical miles of shore on lake michigan
lmz643-202200-
sheboygan to port washington wi-
910 am cdt fri mar 20 2026
.rest of today...northwest wind 10 to 15 knots veering north late
in the afternoon. partly sunny. waves 1 to 2 feet.
.tonight...north wind 5 to 10 knots veering east early in the
morning. mostly cloudy. waves around 1 foot.
.saturday...southeast wind 5 to 10 knots rising to 10 to 15 knots
late in the morning, then veering south in the afternoon. partly
sunny. waves 1 to 2 feet building to 2 to 4 feet late in the
afternoon.
.saturday night...south wind 10 to 15 knots veering north early
in the morning. partly cloudy through around midnight then
becoming mostly cloudy. waves 2 to 4 feet subsiding to 1 to
2 feet after midnight.
$$
(13/15)
Latest Nearshore Marine Forecast by KMKX
Issued 3/20/2026 9:10 AM US/Central.
Valid through 3/20/2026 5:00 PM US/Central.
fzus53 kmkx 201410
nshmkx
expires:202603202200;;008104
nearshore marine forecast
national weather service milwaukee/sullivan wi
910 am cdt fri mar 20 2026
for waters within five nautical miles of shore on lake michigan
lmz646-202200-
wind point wi to winthrop harbor il-
910 am cdt fri mar 20 2026
.rest of today...west wind 10 to 15 knots veering north late in
the afternoon. mostly cloudy. waves around 1 foot.
.tonight...north wind 10 to 15 knots easing to 5 to 10 knots late
in the evening, then veering northeast after midnight veering
east early in the morning. mostly cloudy. waves around 1 foot.
.saturday...east wind 5 to 10 knots veering southeast late in the
morning, then becoming south 10 to 15 knots in the afternoon.
partly sunny. waves 1 to 2 feet.
.saturday night...south wind 10 to 15 knots veering northwest
early in the morning. partly cloudy through around midnight then
becoming mostly cloudy. waves 1 to 2 feet.
$$
(14/15)
Latest Nearshore Marine Forecast by KMKX
Issued 3/20/2026 9:10 AM US/Central.
Valid through 3/20/2026 5:00 PM US/Central.
fzus53 kmkx 201410
nshmkx
expires:202603202200;;008102
nearshore marine forecast
national weather service milwaukee/sullivan wi
910 am cdt fri mar 20 2026
for waters within five nautical miles of shore on lake michigan
lmz644-202200-
port washington to north point light wi-
910 am cdt fri mar 20 2026
.rest of today...northwest wind 10 to 15 knots veering north late
in the afternoon. mostly cloudy. waves 1 to 2 feet.
.tonight...north wind 5 to 10 knots veering east early in the
morning. mostly cloudy. waves around 1 foot.
.saturday...southeast wind 5 to 10 knots rising to 10 to 15 knots
late in the morning, then veering south early in the afternoon
becoming south 10 to 15 knots late in the afternoon. partly
sunny. waves 1 to 2 feet.
.saturday night...south wind 10 to 15 knots veering north early
in the morning. partly cloudy through around midnight then
becoming mostly cloudy. waves 1 to 2 feet.
$$
(15/15)
Latest Nearshore Marine Forecast by KMKX
Issued 3/20/2026 9:10 AM US/Central.
Valid through 3/20/2026 5:00 PM US/Central.
fzus53 kmkx 201410
nshmkx
expires:202603202200;;008103
nearshore marine forecast
national weather service milwaukee/sullivan wi
910 am cdt fri mar 20 2026
for waters within five nautical miles of shore on lake michigan
lmz645-202200-
north point light to wind point wi-
910 am cdt fri mar 20 2026
.rest of today...northwest wind 10 to 15 knots veering north late
in the afternoon. mostly cloudy. waves 1 to 2 feet.
.tonight...north wind 10 to 15 knots easing to 5 to 10 knots late
in the evening, then veering northeast after midnight veering
east early in the morning. mostly cloudy. waves around 1 foot.
.saturday...southeast wind 5 to 10 knots becoming south 10 to
15 knots in the afternoon. partly sunny. waves 1 to 2 feet.
.saturday night...south wind 10 to 15 knots veering north early
in the morning. partly cloudy through around midnight then
becoming mostly cloudy. waves 1 to 2 feet.
$$
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