(1/5)
Latest Great Lakes Marine Forecast by KCLE
Issued 4/25/2026 3:43 AM America/New_York.
Valid through 4/25/2026 10:15 AM America/New_York.
fzus61 kcle 250743
glfle
expires:202604251415;;485787
open lake forecast for lake erie
national weather service cleveland oh
343 am edt sat apr 25 2026
for waters beyond five nautical miles of shore on lake erie
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.
.synopsis...
a ridge averaging 30.00 inches will build into the region on
saturday with an weak trough passing through sunday. high pressure
averaging 30.20 inches will pass north of the great lakes sunday
and monday. a low averaging 29.50 inches will move across the
northern great lakes region tuesday.
lez162>164-251415-
detroit river lt. to maumee bay oh to reno beach oh beyond 5nm
offshoreline to us-canadian border-
reno beach to the islands oh beyond 5nm off shoreline to us-
canadian border-
the islands to vermilion oh beyond 5 nm off shoreline to us-
canadian border-
343 am edt sat apr 25 2026
.today...north winds 5 to 10 knots becoming northeast. waves
2 feet or less.
.tonight...northeast winds 10 to 15 knots. waves 1 to 3 feet.
.sunday...northeast winds 10 to 15 knots becoming east. waves
1 to 3 feet.
.sunday night...east winds 10 to 15 knots. waves 1 to 3 feet.
.monday...east winds 10 to 15 knots becoming southeast 15 to
20 knots. showers likely with a chance of thunderstorms monday
night. waves 1 to 3 feet.
.tuesday...south winds 15 to 20 knots becoming northwest 5 to
15 knots. a chance of showers. waves 1 to 3 feet subsiding to
1 foot or less.
.wednesday...north winds 5 to 15 knots. waves 1 to 2 feet.
winds and waves higher in and near thunderstorms.
$$
(2/5)
Latest Great Lakes Marine Forecast by KDTX
Issued 4/25/2026 3:54 AM America/New_York.
Valid through 4/25/2026 12:00 PM America/New_York.
fzus63 kdtx 250754
glfsc
expires:202604251600;;485924
lake st clair forecast
national weather service detroit/pontiac mi
354 am edt sat apr 25 2026
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
.synopsis...low pressure, 29.70 inches, migrates into the upper
ohio valley today. broad high pressure, 30.10 inches, then
extends into the great lakes from the north later today through
sunday.
lcz460-251600-
lake st clair-
354 am edt sat apr 25 2026
.today...north winds 5 to 10 knots increasing to 10 to 15 knots in
the afternoon. mostly cloudy. patchy fog early in the morning. waves
2 feet or less.
.tonight...northeast winds 10 to 15 knots diminishing to 5 to 10
knots early in the morning. partly cloudy. waves 2 feet or less.
.sunday...northeast winds 10 to 15 knots becoming east 5 to 10 knots
in the late morning and afternoon. mostly sunny. waves 2 feet or
less.
.sunday night...east winds 5 to 10 knots. mostly clear. waves 2 feet
or less.
.monday...southeast winds 10 to 15 knots increasing to 15 to 20
knots in the afternoon and evening. mostly sunny becoming partly
cloudy. waves 1 to 3 feet.
.tuesday...west winds 20 to 25 knots with gusts to 30 knots. partly
cloudy. showers likely and a chance of thunderstorms. waves 2 to 4
feet. a small craft advisory may be needed.
.wednesday...north winds 10 to 15 knots. partly cloudy. waves 2 feet
or less.
$$
(3/5)
Latest Great Lakes Marine Forecast by KDTX
Issued 4/25/2026 3:54 AM America/New_York.
Valid through 4/25/2026 12:00 PM America/New_York.
fzus63 kdtx 250754
glflh
expires:202604251600;;485920
open lake forecast for lake huron
national weather service detroit/pontiac mi
354 am edt sat apr 25 2026
for waters beyond five nautical miles off shore on lake huron
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.
.synopsis...low pressure, 29.70 inches, migrates into the upper
ohio valley today. broad high pressure, 30.10 inches, then
extends into the great lakes from the north later today through
sunday.
lhz363-462>464-251600-
lake huron from sturgeon point to alabaster mi beyond 5nm off
shore-
lake huron from port austin to harbor beach beyond 5nm off shore-
lake huron from harbor beach to port sanilac beyond 5nm off shore-
lake huron from port sanilac to port huron beyond 5nm off shore-
354 am edt sat apr 25 2026
.today...northeast winds 10 to 15 knots. patchy fog in the
morning. waves 3 to 5 feet.
.tonight...north winds 10 to 15 knots becoming northeast 5 to
10 knots after midnight. waves 2 to 4 feet subsiding to 1 to
3 feet after midnight.
.sunday...north winds 5 to 10 knots. waves 1 to 3 feet.
.sunday night...north winds 5 to 10 knots veering to the east in
the late evening and overnight. waves 2 feet or less.
.monday...east winds 5 to 10 knots becoming southeast 20 to
25 knots with gusts to 35 knot gales. showers likely and a chance
of thunderstorms late in the evening. waves 1 to 3 feet building
to 8 to 12 feet. waves occasionally around 15 feet.
.tuesday...southeast winds to 30 knots with gusts to 35 knot
gales becoming south 15 to 20 knots with gusts to around 30 knots
in the late morning and early afternoon...then becoming southwest
10 to 15 knots early in the evening becoming west 5 to 10 knots
by midnight. showers likely early in the morning. waves 6 to
9 feet subsiding to 2 to 4 feet by midnight. waves occasionally
around 12 feet.
.wednesday...northwest winds 5 to 10 knots. waves 1 to 3 feet
building to 2 to 4 feet by midnight.
$$
(4/5)
Latest Great Lakes Marine Forecast by KMKX
Issued 4/25/2026 3:00 AM US/Central.
Valid through 4/25/2026 10:15 AM US/Central.
fzus63 kmkx 250800
glflm
expires:202604251515;;486357
open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
300 am cdt sat apr 25 2026
for waters beyond 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 wave, along with the
average height of the highest 10% of the waves which will
occasionally be encountered.
.synopsis...
high pressure around 30.0 inches over the area will continue to
bring light northerly winds through today. areas of fog will
linger into sunrise before lifting. tonight, east winds develop as
high pressure exits and low pressure develops in the central
plains. winds become northeasterly into sunday as low pressure
around 29.4 inches lifts into the missouri river valley. low
pressure will continue to lift northward into minnesota on monday,
bringing gusty southeast winds monday through monday night.
currently not expecting widespread gales, but potential for a few
gales does exist monday afternoon into monday night. a few severe
storms may develop across the southern half of the lake monday
night, with hail and wind the main threats. winds will shift to
become southwesterly into tuesday as low pressure exits into
ontario. tuesday afternoon into tuesday night, winds shift to
become northwesterly as a cold front works its way through the
region.
lmz261-362-364-366-563-565-567-868-251515-
lake michigan from seul choix point to rock island passage 5 nm
offshore to mid lake-
lake michigan south of a line from seul choix point to the
mackinac bridge and north of a line from charlevoix mi to south
fox island 5 nm offshore-
lake michigan from charlevoix to point betsie mi 5 nm offshore to
mid lake-
lake michigan from point betsie to manistee mi 5 nm offshore to
mid lake-
lake michigan from rock island passage to sturgeon bay wi-
lake michigan from sturgeon bay to two rivers wi 5 nm offshore to
mid lake-
lake michigan from two rivers to sheboygan wi 5 nm offshore to
mid lake-
lake michigan from pentwater to manistee mi 5 nm offshore to mid
lake-
300 am cdt sat apr 25 2026
sheboygan wi to pentwater mi north...
.today...north winds 10 to 20 kt becoming northeast 15 to 25 kt.
patchy fog. waves 1 to 3 ft.
.tonight...northeast winds 10 to 20 kt diminishing to 10 to 15 kt
late in the evening, then becoming east after midnight
diminishing to 5 to 10 kt late. waves 1 to 3 ft subsiding to 1 to
2 ft.
.sunday...east winds 5 to 10 kt becoming northeast 10 to 15 kt.
waves 1 to 2 ft.
.sunday night...east winds 10 to 15 kt becoming southeast 10 to
20 kt. waves 1 to 2 ft building to 3 to 5 ft.
.monday...southeast winds 15 to 25 kt increasing to 30 kt. waves
4 to 7 ft occasionally to 9 ft building to 5 to 8 ft occasionally
to 10 ft.
.monday night...southeast gales to 40 kt becoming south. rain
showers with a chance of thunderstorms. waves 8 to 11 ft
occasionally to 14 ft.
.tuesday...southwest gales to 35 kt diminishing to 30 kt. waves
7 to 10 ft occasionally to 13 ft subsiding to 4 to 7 ft
occasionally to 9 ft.
.wednesday...northwest winds 10 to 20 kt. waves 1 to 3 ft.
$$
(5/5)
Latest Great Lakes Marine Forecast by KMKX
Issued 4/25/2026 3:00 AM US/Central.
Valid through 4/25/2026 10:15 AM US/Central.
fzus63 kmkx 250800
glflm
expires:202604251515;;486358
open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
300 am cdt sat apr 25 2026
for waters beyond 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 wave, along with the
average height of the highest 10% of the waves which will
occasionally be encountered.
.synopsis...
high pressure around 30.0 inches over the area will continue to
bring light northerly winds through today. areas of fog will
linger into sunrise before lifting. tonight, east winds develop as
high pressure exits and low pressure develops in the central
plains. winds become northeasterly into sunday as low pressure
around 29.4 inches lifts into the missouri river valley. low
pressure will continue to lift northward into minnesota on monday,
bringing gusty southeast winds monday through monday night.
currently not expecting widespread gales, but potential for a few
gales does exist monday afternoon into monday night. a few severe
storms may develop across the southern half of the lake monday
night, with hail and wind the main threats. winds will shift to
become southwesterly into tuesday as low pressure exits into
ontario. tuesday afternoon into tuesday night, winds shift to
become northwesterly as a cold front works its way through the
region.
lmz080-669-671-673-675-777-779-870-872-874-876-878-251515-
lake michigan from michigan city in to st. joseph mi 5 nm
offshore to mid lake-
lake michigan from sheboygan to port washington wi 5 nm offshore
to mid lake-
lake michigan from port washington to north point light wi 5 nm
offshore to mid lake-
lake michigan from north point light to wind point wi 5 nm
offshore to mid lake-
lake michigan from wind point wi to winthrop harbor il 5 nm
offshore to mid lake-
lake michigan from winthrop harbor to wilmette harbor il 5 nm
offshore to mid lake-
lake michigan from wilmette harbor il to michigan city in 5 nm
offshore to mid lake-
lake michigan from whitehall to pentwater mi 5 nm offshore to mid
lake-
lake michigan from grand haven to whitehall mi 5 nm offshore to
mid lake-
lake michigan from holland to grand haven mi 5 nm offshore to mid
lake-
lake michigan from south haven to holland mi 5 nm offshore to mid
lake-
lake michigan from st. joseph to south haven mi 5 nm offshore to
mid lake-
300 am cdt sat apr 25 2026
sheboygan wi to pentwater mi south...
.today...north winds 15 to 25 kt. waves 3 to 5 ft.
.tonight...north winds 10 to 20 kt becoming east 10 to 15 kt.
waves 3 to 5 ft subsiding to 1 to 3 ft.
.sunday...east winds 10 to 15 kt becoming northeast. waves 1 to
3 ft.
.sunday night...east winds 10 to 15 kt becoming southeast 10 to
20 kt. waves 1 to 3 ft building to 3 to 5 ft.
.monday...southeast winds 15 to 25 kt increasing to 30 kt. waves
4 to 7 ft occasionally to 9 ft building to 6 to 9 ft occasionally
to 12 ft.
.monday night...southeast gales to 40 kt becoming south. showers
with a chance of thunderstorms. waves 7 to 10 ft occasionally to
13 ft.
.tuesday...southwest winds to 30 kt becoming west 15 to 25 kt.
waves 6 to 9 ft occasionally to 12 ft subsiding to 4 to 6 ft
occasionally to 8 ft.
.wednesday...north winds 10 to 20 kt. waves 1 to 3 ft.
$$
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