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(1/16)
Latest Nearshore Marine Forecast by KAPX
Issued 3/17/2026 3:22 PM America/New_York.
Valid through 3/17/2026 11:30 PM America/New_York.
fzus53 kapx 171922
nshapx
expires:202603180330;;861379
nearshore marine forecast
national weather service gaylord mi
322 pm edt tue mar 17 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.
lmz345-346-180330-
point betsie to sleeping bear point mi-
manistee to point betsie mi-
322 pm edt tue mar 17 2026
...small craft advisory in effect from wednesday morning through
wednesday evening...
.tonight...south wind 10 to 15 knots. isolated snow showers early
in the evening, then numerous snow showers after midnight. waves
2 to 3 feet building to 3 to 5 feet after midnight.
.wednesday...south wind 10 to 20 knots. gusts to 25 knots. scattered
snow showers. waves 4 to 7 feet.
.wednesday night...southwest wind 10 to 15 knots. chance of
showers. waves 3 to 5 feet.
.thursday...northwest wind 5 to 10 knots. partly sunny. waves
2 feet or less.
see the open lakes forecast for days 3 through 5.
$$
(2/16)
Latest Nearshore Marine Forecast by KGRB
Issued 3/17/2026 8:36 PM US/Central.
Valid through 3/17/2026 11:00 PM US/Central.
fzus53 kgrb 180136
nshgrb
expires:202603180400;;874564
nearshore marine forecast
national weather service green bay wi
836 pm cdt tue mar 17 2026
for waters within five nautical miles of shore on lake michigan
lmz542-543-180400-
sturgeon bay to two rivers wi-two rivers to sheboygan wi-
836 pm cdt tue mar 17 2026
...small craft advisory in effect from 7 am cdt wednesday through
wednesday evening...
.tonight...sw wind 10 to 15 kts backing s 15 to 25 kts after
midnight. waves 1 to 3 ft building to 3 to 5 ft after midnight. a
chance of flurries in the evening, then a chance of light snow
after midnight.
.wednesday...sw wind 15 to 25 kts decreasing to 10 to 15 kts
early in the afternoon. waves 4 to 7 ft. a chance of light snow
and freezing drizzle in the morning.
.wednesday night...sw wind 10 to 15 kts. waves 3 to 5 ft
subsiding to 1 to 3 ft after midnight. a chance of light rain and
light snow in the evening, then light rain likely after midnight.
.thursday...w wind 5 to 10 kts veering n in the late morning and
afternoon. waves 2 ft or less. mostly cloudy in the morning then
becoming partly cloudy.
$$
(3/16)
Latest Nearshore Marine Forecast by KGRR
Issued 3/17/2026 9:18 PM America/New_York.
Valid through 3/18/2026 4:00 AM America/New_York.
fzus53 kgrr 180118
nshgrr
expires:202603180800;;874351
nearshore marine forecast
national weather service grand rapids mi
918 pm edt tue mar 17 2026
for waters within five nautical miles of shore on lake michigan
lmz845-180800-
south haven to holland mi-
918 pm edt tue mar 17 2026
.through early evening...west winds 20 to 25 knots. mostly cloudy
with a slight chance of light freezing rain and snow showers.
freezing spray. waves 5 to 7 feet.
.tonight...southwest winds 10 to 20 knots backing south 20 to
25 knots after midnight. cloudy. a chance of snow showers after
midnight. waves 3 to 5 feet.
.wednesday...south winds 15 to 25 knots. cloudy with a chance of
snow showers. waves 3 to 5 feet.
.wednesday night...southwest winds 10 to 15 knots. mostly cloudy.
waves 2 to 4 feet subsiding to 1 to 3 feet in the late evening and
overnight.
.thursday...south winds 10 to 15 knots veering west early in the
afternoon. mostly cloudy with a chance of rain showers. waves around
1 foot.
.thursday night...north winds around 10 knots veering northeast in
the late evening and early morning, then veering southeast after
midnight. mostly cloudy. waves 1 foot or less.
.friday...south winds 10 to 15 knots veering southwest early in the
afternoon. mostly cloudy. waves 1 to 2 feet.
.saturday...south winds around 15 knots veering southwest early in
the afternoon. partly sunny. waves 1 to 3 feet.
.sunday...south winds 20 to 25 knots veering northwest early in the
afternoon. partly sunny. waves 5 to 7 feet.
$$
(4/16)
Latest Nearshore Marine Forecast by KGRR
Issued 3/17/2026 9:18 PM America/New_York.
Valid through 3/18/2026 4:00 AM America/New_York.
fzus53 kgrr 180118
nshgrr
expires:202603180800;;874352
nearshore marine forecast
national weather service grand rapids mi
918 pm edt tue mar 17 2026
for waters within five nautical miles of shore on lake michigan
lmz844-180800-
st joseph to south haven mi-
918 pm edt tue mar 17 2026
.through early evening...west winds 15 to 25 knots. mostly cloudy
with a slight chance of snow showers. freezing spray. waves 5 to
7 feet.
.tonight...southwest winds 10 to 20 knots backing south after
midnight. cloudy. a chance of snow showers after midnight. waves
3 to 5 feet subsiding to 2 to 3 feet in the late evening and
overnight.
.wednesday...south winds 20 to 25 knots veering southwest 10 to
20 knots early in the afternoon. mostly cloudy with a chance of snow
showers. waves 2 to 3 feet.
.wednesday night...southwest winds 10 to 15 knots. mostly cloudy.
waves 1 to 2 feet.
.thursday...south winds around 10 knots veering west early in the
afternoon. mostly cloudy with a chance of rain showers. waves 1 foot
or less.
.thursday night...north winds 5 to 10 knots veering southeast after
midnight. partly cloudy. waves 1 foot or less.
.friday...south winds 10 to 15 knots veering southwest early in the
afternoon. mostly cloudy. waves around 1 foot.
.saturday...south winds around 15 knots veering southwest early in
the afternoon. partly sunny. waves 1 to 3 feet.
.sunday...south winds 20 to 25 knots veering northwest early in the
afternoon. partly sunny. waves 2 to 4 feet building to 5 to 7 feet
in the late morning and afternoon.
$$
(5/16)
Latest Nearshore Marine Forecast by KGRR
Issued 3/17/2026 9:18 PM America/New_York.
Valid through 3/18/2026 4:00 AM America/New_York.
fzus53 kgrr 180118
nshgrr
expires:202603180800;;874350
nearshore marine forecast
national weather service grand rapids mi
918 pm edt tue mar 17 2026
for waters within five nautical miles of shore on lake michigan
lmz846-180800-
holland to grand haven mi-
918 pm edt tue mar 17 2026
.through early evening...northwest winds 20 to 25 knots. mostly
cloudy with a slight chance of snow showers and light freezing rain.
freezing spray. waves 5 to 7 feet.
.tonight...southwest winds 10 to 20 knots increasing to 20 to
25 knots after midnight. cloudy with a chance of snow showers. waves
3 to 5 feet.
.wednesday...south winds to 30 knots. snow showers likely. waves
4 to 6 feet.
.wednesday night...southwest winds 15 to 20 knots. mostly cloudy.
waves 3 to 5 feet subsiding to 2 to 3 feet in the late evening and
overnight.
.thursday...south winds 10 to 15 knots veering west early in the
afternoon. mostly cloudy with a chance of rain showers. waves 1 to
2 feet.
.thursday night...north winds around 10 knots veering northeast in
the late evening and early morning, then veering south after
midnight. mostly cloudy. waves around 1 foot.
.friday...south winds 10 to 15 knots. mostly cloudy. waves 1 to
3 feet.
.saturday...south winds 15 to 20 knots veering southwest early in
the afternoon. partly sunny. waves 2 to 3 feet.
.sunday...south winds 20 to 25 knots veering northwest early in the
afternoon. partly sunny. waves 6 to 8 feet.
$$
(6/16)
Latest Nearshore Marine Forecast by KGRR
Issued 3/17/2026 9:18 PM America/New_York.
Valid through 3/18/2026 4:00 AM America/New_York.
fzus53 kgrr 180118
nshgrr
expires:202603180800;;874349
nearshore marine forecast
national weather service grand rapids mi
918 pm edt tue mar 17 2026
for waters within five nautical miles of shore on lake michigan
lmz847-180800-
grand haven to whitehall mi-
918 pm edt tue mar 17 2026
.through early evening...northwest winds 15 to 25 knots. mostly
cloudy with a slight chance of snow showers and light freezing rain.
freezing spray. waves 4 to 6 feet.
.tonight...southwest winds 15 to 20 knots increasing to 20 to
25 knots after midnight. cloudy. a slight chance of snow showers in
the evening, then snow showers likely after midnight. waves 3 to
5 feet.
.wednesday...south winds to 30 knots. snow showers likely. waves
6 to 8 feet.
.wednesday night...southwest winds 15 to 20 knots. mostly cloudy.
waves 4 to 6 feet subsiding to 2 to 3 feet after midnight.
.thursday...south winds 10 to 15 knots veering west early in the
afternoon. mostly cloudy with a chance of rain showers. waves 1 to
2 feet.
.thursday night...north winds 10 to 15 knots veering northeast in
the late evening and early morning, then veering south after
midnight. partly cloudy. waves around 1 foot.
.friday...south winds 10 to 15 knots. mostly cloudy. waves 1 to
3 feet.
.saturday...south winds 15 to 20 knots becoming around 20 knots
early in the afternoon. partly sunny. waves 2 to 4 feet.
.sunday...south winds to 30 knots veering west in the late morning
and early afternoon, then veering northwest 20 to 25 knots early in
the afternoon. partly sunny. waves 6 to 9 feet.
$$
(7/16)
Latest Nearshore Marine Forecast by KGRR
Issued 3/17/2026 9:18 PM America/New_York.
Valid through 3/18/2026 4:00 AM America/New_York.
fzus53 kgrr 180118
nshgrr
expires:202603180800;;874348
nearshore marine forecast
national weather service grand rapids mi
918 pm edt tue mar 17 2026
for waters within five nautical miles of shore on lake michigan
lmz848-180800-
whitehall to pentwater mi-
918 pm edt tue mar 17 2026
.through early evening...northwest winds 15 to 25 knots. mostly
cloudy with a slight chance of light freezing rain and snow showers.
freezing spray. waves 4 to 6 feet.
.tonight...southwest winds 10 to 20 knots increasing to 20 to
25 knots after midnight. cloudy. a slight chance of snow showers in
the evening, then snow showers likely after midnight. waves 3 to
5 feet.
.wednesday...south winds to 30 knots. snow showers likely. waves
6 to 8 feet.
.wednesday night...southwest winds 10 to 20 knots. mostly cloudy
with a chance of rain showers. waves 4 to 6 feet subsiding to 2 to
3 feet after midnight.
.thursday...south winds 10 to 15 knots veering northwest early in
the afternoon. mostly cloudy with a chance of rain showers. waves
1 to 3 feet.
.thursday night...north winds 10 to 15 knots veering northeast 5 to
10 knots in the late evening and early morning, then veering south
10 to 15 knots after midnight. partly cloudy. waves around 1 foot.
.friday...south winds 10 to 20 knots. mostly cloudy. waves 1 to
3 feet.
.saturday...south winds 15 to 20 knots. partly sunny. waves 2 to
4 feet.
.sunday...east winds 20 to 25 knots backing northwest in the late
morning and afternoon. partly sunny. waves 6 to 9 feet.
$$
(8/16)
Latest Nearshore Marine Forecast by KGRR
Issued 3/17/2026 9:18 PM America/New_York.
Valid through 3/18/2026 4:00 AM America/New_York.
fzus53 kgrr 180118
nshgrr
expires:202603180800;;874347
nearshore marine forecast
national weather service grand rapids mi
918 pm edt tue mar 17 2026
for waters within five nautical miles of shore on lake michigan
lmz849-180800-
pentwater to manistee mi-
918 pm edt tue mar 17 2026
.through early evening...west winds 10 to 20 knots. mostly cloudy
with a slight chance of light freezing rain and snow showers. waves
4 to 6 feet.
.tonight...southwest winds 15 to 25 knots. cloudy. a slight chance
of snow showers in the evening, then snow showers likely after
midnight. waves 3 to 5 feet.
.wednesday...south winds to 30 knots. snow showers likely. waves
6 to 8 feet.
.wednesday night...southwest winds 10 to 20 knots. mostly cloudy
with a chance of rain showers and a slight chance of snow showers.
waves 4 to 6 feet subsiding to 2 to 4 feet after midnight.
.thursday...southwest winds 10 to 15 knots veering northwest early
in the afternoon. mostly cloudy with a chance of rain showers. waves
1 to 3 feet.
.thursday night...north winds 5 to 10 knots veering east in the late
evening and early morning, then veering south 10 to 15 knots after
midnight. partly cloudy. waves around 1 foot.
.friday...south winds 10 to 20 knots. mostly cloudy. waves 2 to
3 feet.
.saturday...south winds 15 to 20 knots. partly sunny. waves 1 to
3 feet.
.sunday...northeast winds 20 to 25 knots backing north in the late
morning and afternoon. partly sunny. waves 5 to 7 feet.
$$
(9/16)
Latest Nearshore Marine Forecast by KIWX
Issued 3/17/2026 9:18 PM America/New_York.
Valid through 3/18/2026 4:15 AM America/New_York.
fzus53 kiwx 180118
nshiwx
expires:202603180815;;874346
nearshore marine forecast
national weather service northern indiana
918 pm edt tue mar 17 2026
for waters within five nautical miles of shore on lake michigan
lmz043-180815-
new buffalo mi to st joseph mi-
918 pm edt tue mar 17 2026
.overnight...southwest winds 5 to 15 knots becoming south
15 to 20 knots. a slight chance of snow showers. a
chance of snow showers late. waves 1 to 3 feet.
.wednesday...south winds 15 to 20 knots diminishing to 10 to
15 knots. gusts up to 25 knots. snow showers likely in the
morning, then a slight chance of snow showers in the afternoon.
waves 1 to 3 feet.
.wednesday night...south winds 5 to 10 knots becoming southwest.
a chance of rain showers overnight. waves 2 feet or less.
.thursday...south winds 10 knots or less. a chance of rain
showers. waves 1 foot or less.
the water temperature at st. joseph and at michigan city is 39
degrees.
$$
(10/16)
Latest Nearshore Marine Forecast by KIWX
Issued 3/17/2026 9:18 PM America/New_York.
Valid through 3/18/2026 4:15 AM America/New_York.
fzus53 kiwx 180118
nshiwx
expires:202603180815;;874345
nearshore marine forecast
national weather service northern indiana
918 pm edt tue mar 17 2026
for waters within five nautical miles of shore on lake michigan
lmz046-180815-
michigan city in to new buffalo mi-
918 pm edt tue mar 17 2026
.overnight...southwest winds 5 to 15 knots becoming south
15 to 20 knots. a slight chance of snow showers.
snow showers likely late. waves 1 to 3 feet.
.wednesday...south winds 15 to 20 knots diminishing to around
10 knots. gusts up to 25 knots. snow showers in the morning.
waves 1 to 3 feet.
.wednesday night...southwest winds 5 to 10 knots. a chance of
rain showers overnight. waves 1 foot or less.
.thursday...south winds 10 knots or less becoming east. a chance
of rain showers. waves 1 foot or less.
the water temperature at st. joseph and at michigan city is 39
degrees.
$$
(11/16)
Latest Nearshore Marine Forecast by KLOT
Issued 3/17/2026 9:00 PM US/Central.
Valid through 3/18/2026 4:15 AM US/Central.
fzus53 klot 180200
nshlot
expires:202603180915;;874970
nearshore marine forecast
national weather service chicago/romeoville il
900 pm cdt tue mar 17 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.
lmz744-745-180915-
gary to burns harbor in-burns harbor to michigan city in-
900 pm cdt tue mar 17 2026
.rest of tonight...southwest winds 10 to 15 kt becoming south and
increasing to 15 to 25 kt after midnight. snow after midnight.
waves 2 to 4 ft.
.wednesday...south winds 15 to 25 kt becoming southwest 10 to
20 kt in the afternoon. snow likely in the morning. waves 2 to
4 ft.
.wednesday night...southwest winds around 10 kt becoming south.
chance of showers overnight. waves 1 to 2 ft.
.thursday...south winds around 10 kt becoming west in the
afternoon. chance of showers in the morning. waves around 1 ft.
$$
(12/16)
Latest Nearshore Marine Forecast by KLOT
Issued 3/17/2026 9:00 PM US/Central.
Valid through 3/18/2026 4:15 AM US/Central.
fzus53 klot 180200
nshlot
expires:202603180915;;874969
nearshore marine forecast
national weather service chicago/romeoville il
900 pm cdt tue mar 17 2026
for waters within five nautical miles of shore on lake michigan
waves are provided as a range of significant wave heights, which
is the average of the highest 1/3 of the waves, along with the
average height of the highest 10 percent of the waves which will
occasionally be encountered.
lmz740>743-180915-
winthrop harbor to wilmette harbor il-
wilmette harbor to northerly island il-
northerly island to calumet harbor il-
calumet harbor il to gary in-
900 pm cdt tue mar 17 2026
.rest of tonight...southwest winds 10 to 15 kt becoming south and
increasing to 15 to 25 kt after midnight. snow after midnight.
waves 2 to 4 ft building to 3 to 5 ft toward morning.
.wednesday...south winds 15 to 25 kt becoming southwest 10 to
20 kt. chance of snow early in the morning. waves 3 to 5 ft
subsiding to 2 to 4 ft.
.wednesday night...southwest winds around 10 kt. chance of
showers overnight. waves 1 to 2 ft.
.thursday...south winds around 10 kt becoming north in the
afternoon. chance of showers in the morning. waves around 1 ft.
$$
(13/16)
Latest Nearshore Marine Forecast by KMKX
Issued 3/17/2026 7:11 PM US/Central.
Valid through 3/17/2026 11:00 PM US/Central.
fzus53 kmkx 180011
nshmkx
expires:202603180400;;872543
nearshore marine forecast
national weather service milwaukee/sullivan wi
710 pm cdt tue mar 17 2026
for waters within five nautical miles of shore on lake michigan
lmz646-180400-
wind point wi to winthrop harbor il-
710 pm cdt tue mar 17 2026
.tonight...southwest wind 10 to 15 knots becoming south 15 to
20 knots after midnight. snow likely after midnight. snow early
in the morning. waves 1 to 2 feet building to 2 to 4 feet early
in the morning.
.wednesday...south wind 15 to 20 knots with gusts to around
25 knots becoming south 15 to 20 knots late in the morning, then
becoming southwest 10 to 15 knots in the afternoon. chance of
snow and patchy light freezing drizzle in the morning. waves 3 to
4 feet.
.wednesday night...southwest wind 5 to 10 knots. chance of
showers after midnight. waves around 1 foot.
.thursday...south wind 5 to 10 knots backing north early in the
afternoon, then becoming north 5 to 10 knots late in the
afternoon. chance of showers through the day. waves around
1 foot.
$$
(14/16)
Latest Nearshore Marine Forecast by KMKX
Issued 3/17/2026 7:11 PM US/Central.
Valid through 3/17/2026 11:00 PM US/Central.
fzus53 kmkx 180011
nshmkx
expires:202603180400;;872540
nearshore marine forecast
national weather service milwaukee/sullivan wi
710 pm cdt tue mar 17 2026
for waters within five nautical miles of shore on lake michigan
lmz643-180400-
sheboygan to port washington wi-
710 pm cdt tue mar 17 2026
.tonight...southwest wind 10 to 15 knots becoming 10 to 20 knots
late in the evening, then becoming 15 to 20 knots after midnight
backing south early in the morning. snow likely after midnight.
snow early in the morning. waves 1 to 2 feet building to 3 to
4 feet after midnight.
.wednesday...south wind 15 to 20 knots with gusts to around
25 knots becoming south 15 to 20 knots late in the morning, then
veering southwest early in the afternoon easing to 10 to 15 knots
late in the afternoon. chance of snow and areas of light freezing
drizzle in the morning. waves 3 to 5 feet building to 4 to 6 feet
late in the morning, then subsiding to 3 to 5 feet early in the
afternoon subsiding to 3 to 4 feet late in the afternoon.
.wednesday night...southwest wind 5 to 10 knots. rain showers
likely after midnight. waves 2 to 4 feet subsiding to 1 to 2 feet
in the late evening and overnight.
.thursday...southwest wind 5 to 10 knots veering north early in
the afternoon, then becoming north 5 to 10 knots late in the
afternoon. slight chance of showers through the day. waves around
1 foot.
$$
(15/16)
Latest Nearshore Marine Forecast by KMKX
Issued 3/17/2026 7:11 PM US/Central.
Valid through 3/17/2026 11:00 PM US/Central.
fzus53 kmkx 180011
nshmkx
expires:202603180400;;872542
nearshore marine forecast
national weather service milwaukee/sullivan wi
710 pm cdt tue mar 17 2026
for waters within five nautical miles of shore on lake michigan
lmz645-180400-
north point light to wind point wi-
710 pm cdt tue mar 17 2026
.tonight...southwest wind 10 to 15 knots becoming south 15 to
20 knots after midnight. snow likely after midnight. snow early
in the morning. waves 1 to 2 feet building to 2 to 4 feet early
in the morning.
.wednesday...south wind 15 to 20 knots with gusts to around
25 knots becoming south 15 to 20 knots late in the morning, then
becoming southwest 10 to 15 knots in the afternoon. chance of
snow and patchy light freezing drizzle in the morning. waves 3 to
4 feet.
.wednesday night...southwest wind 5 to 10 knots. chance of
showers after midnight. waves around 1 foot.
.thursday...south wind 5 to 10 knots veering southwest late in
the morning, then becoming north 10 to 15 knots early in the
afternoon easing to 5 to 10 knots late in the afternoon. chance
of showers through the day. waves around 1 foot.
$$
(16/16)
Latest Nearshore Marine Forecast by KMKX
Issued 3/17/2026 7:11 PM US/Central.
Valid through 3/17/2026 11:00 PM US/Central.
fzus53 kmkx 180011
nshmkx
expires:202603180400;;872541
nearshore marine forecast
national weather service milwaukee/sullivan wi
710 pm cdt tue mar 17 2026
for waters within five nautical miles of shore on lake michigan
lmz644-180400-
port washington to north point light wi-
710 pm cdt tue mar 17 2026
.tonight...southwest wind 10 to 15 knots becoming south 15 to
20 knots after midnight. snow likely after midnight. snow early
in the morning. waves 1 to 2 feet building to 2 to 4 feet early
in the morning.
.wednesday...south wind 15 to 20 knots becoming southwest 10 to
15 knots in the afternoon. chance of snow and areas of light
freezing drizzle in the morning. waves 3 to 4 feet.
.wednesday night...southwest wind 5 to 10 knots. chance of
showers after midnight. waves around 1 foot.
.thursday...south wind 5 to 10 knots veering southwest late in
the morning, then veering north early in the afternoon becoming
north 5 to 10 knots late in the afternoon. chance of showers
through the day. waves around 1 foot.
$$
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