(1/8)
Latest Great Lakes Marine Forecast by KCLE
Issued 5/19/2026 2:04 PM America/New_York.
Valid through 5/19/2026 4:15 PM America/New_York.
fzus61 kcle 191804
glfle
expires:202605192015;;301282
open lake forecast for lake erie
national weather service cleveland oh
204 pm edt tue may 19 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 cold front moves southeast across the lake tonight. high
pressure 30.40 inches moves east across the great lakes wednesday
night through thursday night. a trough averaging 30.10 inches
lifts north into the region friday and persists into the weekend.
lez164-192015-
the islands to vermilion oh beyond 5 nm off shoreline to us-
canadian border-
204 pm edt tue may 19 2026
...severe thunderstorm watch 230 in effect until 7 pm edt this
evening...
.this afternoon...southwest winds 15 to 20 knots. a chance of
showers and thunderstorms late. some thunderstorms may be severe
with damaging winds. waves 2 to 3 feet.
.tonight...southwest winds 15 to 20 knots becoming northwest
10 to 15 knots. showers with thunderstorms likely early, then
showers with a chance of thunderstorms. a chance of showers with
a slight chance of thunderstorms late. some thunderstorms may
produce damaging winds early. waves 1 to 3 feet.
.wednesday...north winds 10 to 15 knots becoming northeast. waves
1 to 3 feet.
.wednesday night...northeast winds 10 to 15 knots increasing to
15 to 20 knots. waves 1 to 3 feet.
.thursday...northeast winds 15 to 20 knots becoming east. waves
2 to 4 feet.
.friday...east winds 15 to 20 knots. showers likely during the
day, then showers with a chance of thunderstorms friday night.
waves 2 to 4 feet.
.saturday...southeast winds 15 to 20 knots becoming southwest
5 to 15 knots. showers likely with a chance of thunderstorms
during the day, then a chance of showers saturday night. waves
1 to 3 feet.
winds and waves higher in and near thunderstorms.
$$
(2/8)
Latest Great Lakes Marine Forecast by KCLE
Issued 5/19/2026 2:04 PM America/New_York.
Valid through 5/19/2026 4:15 PM America/New_York.
fzus61 kcle 191804
glfle
expires:202605192015;;301280
open lake forecast for lake erie
national weather service cleveland oh
204 pm edt tue may 19 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 cold front moves southeast across the lake tonight. high
pressure 30.40 inches moves east across the great lakes wednesday
night through thursday night. a trough averaging 30.10 inches
lifts north into the region friday and persists into the weekend.
lez162-163-192015-
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-
204 pm edt tue may 19 2026
...severe thunderstorm watch 230 in effect until 7 pm edt this
evening...
.this afternoon...southwest winds 15 to 20 knots. showers and
thunderstorms likely late. some thunderstorms may be severe with
damaging winds. waves 2 to 4 feet.
.tonight...southwest winds 15 to 20 knots becoming northwest
10 to 15 knots. showers with thunderstorms likely in the evening,
then a chance of showers and thunderstorms after midnight. some
thunderstorms may produce damaging winds early. waves 2 to 4 feet
subsiding to 1 to 3 feet.
.wednesday...north winds 5 to 15 knots becoming east. waves 1 to
2 feet.
.wednesday night...northeast winds 10 to 15 knots increasing to
15 to 20 knots. waves 1 to 3 feet.
.thursday...northeast winds 15 to 20 knots becoming east. waves
1 to 3 feet building to 2 to 4 feet.
.friday...east winds 15 to 25 knots. showers likely during the
day, then showers with a chance of thunderstorms friday night.
waves 2 to 4 feet building to 3 to 5 feet, then subsiding to 2 to
4 feet.
.saturday...east winds 15 to 20 knots becoming south 5 to
15 knots. showers likely with a chance of thunderstorms during
the day, then a chance of showers saturday night. waves 2 to
4 feet subsiding to 2 feet or less.
winds and waves higher in and near thunderstorms.
$$
(3/8)
Latest Great Lakes Marine Forecast by KCLE
Issued 5/19/2026 9:02 AM America/New_York.
Valid through 5/19/2026 4:15 PM America/New_York.
fzus61 kcle 191302
glfle
expires:202605192015;;291276
open lake forecast for lake erie
national weather service cleveland oh
902 am edt tue may 19 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 cold front moves southeast across the lake tonight. high
pressure 30.40 inches moves east across the great lakes wednesday
night through thursday night. a trough averaging 30.10 inches
lifts north into the region friday and persists into the weekend.
lez164>167-192015-
the islands to vermilion oh beyond 5 nm off shoreline to us-
canadian border-
vermilion to avon point oh beyond 5 nm off shoreline to us-
canadian border-
avon point to willowick oh beyond 5 nm off shoreline to us-
canadian border-willowick to geneva-on-the-
lake oh beyond 5nm off shoreline to us-canadian border-
902 am edt tue may 19 2026
.rest of today...southwest winds 10 to 15 knots increasing to
15 to 20 knots. a chance of showers late this morning, then a
chance of showers with a slight chance of thunderstorms early
this afternoon. a chance of showers and thunderstorms late. waves
2 to 4 feet.
.tonight...southwest winds 15 to 20 knots becoming northwest.
showers and thunderstorms in the evening, then showers likely
with a chance of thunderstorms after midnight. showers likely
with a slight chance of thunderstorms late. waves 2 to 4 feet
subsiding to 1 to 3 feet.
.wednesday...north winds 15 to 20 knots diminishing to 10 to
15 knots. a chance of showers in the morning. waves 1 to 3 feet.
.wednesday night...north winds 10 to 15 knots becoming northeast
15 to 20 knots. waves 1 to 3 feet building to 2 to 4 feet.
.thursday...northeast winds 15 to 20 knots becoming east. waves
2 to 4 feet building to 3 to 5 feet, then subsiding to 2 to
4 feet.
.friday...east winds 15 to 20 knots. showers likely during the
day, then showers with a chance of thunderstorms friday night.
waves 2 to 4 feet building to 3 to 5 feet, then subsiding to 2 to
4 feet.
.saturday...southeast winds 15 to 20 knots becoming east 5 to
15 knots. showers likely during the day, then a chance of showers
saturday night. waves 2 to 4 feet subsiding to 1 to 3 feet.
winds and waves higher in and near thunderstorms.
$$
(4/8)
Latest Great Lakes Marine Forecast by KDTX
Issued 5/19/2026 2:46 PM America/New_York.
Valid through 5/19/2026 11:00 PM America/New_York.
fzus63 kdtx 191846
glflh
expires:202605200300;;305397
open lake forecast for lake huron
national weather service detroit/pontiac mi
246 pm edt tue may 19 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...a cold front sweeps across the region this evening,
veering winds from southwest to northwest. strong to severe
thunderstorms will be possible ahead of this cold front. high
pressure, 30.50 inches, then builds in mid-week.
lhz463-464-200300-
lake huron from harbor beach to port sanilac beyond 5nm off shore-
lake huron from port sanilac to port huron beyond 5nm off shore-
246 pm edt tue may 19 2026
...severe thunderstorm watch 230 in effect until 7 pm edt this
evening...
.tonight...southwest winds 10 to 15 knots. a chance of showers
and scattered thunderstorms in the evening...then a chance of
showers after midnight. some thunderstorms may be severe with
damaging winds and large hail. waves 3 to 5 feet.
.wednesday...north winds 10 to 15 knots. waves 4 to 6 feet. waves
occasionally around 8 feet.
.wednesday night...north winds 10 to 15 knots. waves 3 to 5 feet.
.thursday...north winds 10 to 15 knots. waves 2 to 4 feet
subsiding to 1 to 3 feet in the late morning and afternoon.
.thursday night...north winds 10 to 15 knots veering to the east
after midnight. waves 2 to 4 feet subsiding to 1 to 3 feet after
midnight.
.friday...east winds 10 to 15 knots increasing to 20 to 25 knots.
a chance of showers late in the morning. rain showers likely late
in the evening. waves 2 to 4 feet building to 4 to 6 feet late in
the afternoon. waves occasionally around 8 feet.
.saturday...east winds 20 to 25 knots decreasing to 10 to
15 knots. showers likely early in the morning...then a chance of
showers . waves 3 to 5 feet subsiding to 1 to 3 feet by midnight.
.sunday...southeast winds 5 to 10 knots becoming light and
variable. a chance of showers until afternoon. waves 2 feet or
less.
$$
(5/8)
Latest Great Lakes Marine Forecast by KDTX
Issued 5/19/2026 2:46 PM America/New_York.
Valid through 5/19/2026 11:00 PM America/New_York.
fzus63 kdtx 191846
glfsc
expires:202605200300;;305447
lake st clair forecast
national weather service detroit/pontiac mi
246 pm edt tue may 19 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...a cold front sweeps across the region this evening,
veering winds from southwest to northwest. strong to severe
thunderstorms will be possible ahead of this cold front. high
pressure, 30.50 inches, then builds in mid-week.
lcz460-200300-
lake st clair-
246 pm edt tue may 19 2026
...small craft advisory in effect until 10 pm edt this evening...
...severe thunderstorm watch 230 in effect until 7 pm edt this
evening...
.tonight...southwest winds 15 to 20 knots diminishing to 10 to 15
knots late in the evening...then veering to the northwest after
midnight becoming north 15 to 20 knots early in the morning. partly
cloudy this evening becoming mostly cloudy. numerous showers and
thunderstorms early in the evening.. then a chance of light showers
by midnight. some thunderstorms may produce damaging winds and large
hail early in the evening. waves 1 to 3 feet.
.wednesday...north winds 15 to 20 knots diminishing to 10 to 15
knots late in the morning...then diminishing to 5 to 10 knots early
in the afternoon becoming northeast 10 to 15 knots late in the
afternoon. mostly cloudy. waves 1 to 3 feet.
.wednesday night...northeast winds 15 to 20 knots diminishing to 10
to 15 knots after midnight. mostly cloudy early in the evening
becoming partly cloudy. waves 1 to 3 feet.
.thursday...northeast winds 10 to 15 knots. mostly sunny. waves 2
feet or less.
.thursday night...northeast winds 10 to 15 knots increasing to 15 to
20 knots after midnight. partly cloudy. waves 1 to 3 feet.
.friday...east winds 15 to 20 knots increasing to 20 to 25 knots
with gusts to 30 knots in the evening. mostly cloudy. a chance of
showers in the afternoon. rain showers likely in the evening. waves
1 to 3 feet building to 2 to 4 feet in the evening. a small craft
advisory may be needed.
.saturday...east winds 20 to 25 knots with gusts to 30 knots.
showers. waves 2 to 4 feet.
.sunday...west winds 5 to 10 knots. mostly cloudy with a chance of
showers. waves 2 feet or less.
$$
(6/8)
Latest Great Lakes Marine Forecast by KDTX
Issued 5/19/2026 9:57 AM America/New_York.
Valid through 5/19/2026 6:00 PM America/New_York.
fzus63 kdtx 191357
glflh
expires:202605192200;;825719
open lake forecast for lake huron
national weather service detroit/pontiac mi
957 am edt tue may 19 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...a cold front sweeps across the region this evening,
veering winds from southwest to northwest. strong to severe
thunderstorms will be possible ahead of this cold front. high
pressure, 30.50 inches, then builds in mid-week.
lhz462>464-192200-
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-
957 am edt tue may 19 2026
...dense fog advisory in effect until 4 pm edt this afternoon...
.rest of today...south winds 15 to 20 knots. a chance of showers
late in the morning...then a chance of showers and thunderstorms
in the afternoon. waves 4 to 6 feet. waves occasionally around
8 feet.
.tonight...southwest winds 15 to 20 knots becoming west 10 to
15 knots in the late evening and overnight. a chance of showers
and thunderstorms in the evening...then a chance of showers after
midnight. waves 4 to 6 feet. waves occasionally around 8 feet.
.wednesday...north winds 10 to 15 knots. a chance of showers in
the morning. waves 4 to 6 feet.
.wednesday night...north winds 10 to 15 knots. waves 4 to 6 feet.
waves occasionally around 8 feet.
.thursday...northeast winds 10 to 15 knots decreasing to 5 to
10 knots late in the evening. waves 2 to 4 feet subsiding to 1 to
3 feet.
.friday...east winds 10 to 15 knots increasing to 15 to 20 knots
by midnight. a chance of showers early in the evening. rain
showers likely by midnight. waves 1 to 3 feet building to 3 to
5 feet .
.saturday...east winds 15 to 20 knots becoming northeast 10 to
15 knots . showers likely early in the morning. a chance of
showers in the late morning and early afternoon. waves 3 to
5 feet subsiding to 2 to 4 feet by midnight.
$$
(7/8)
Latest Great Lakes Marine Forecast by KMKX
Issued 5/19/2026 9:05 AM US/Central.
Valid through 5/19/2026 4:15 PM US/Central.
fzus63 kmkx 191405
glflm
expires:202605192115;;826213
open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
905 am cdt tue may 19 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...
a dense fog advisory is in effect through noon cdt for the north
half of the lake as relatively mild and humid air flows over the
cold lake waters.
otherwise modest to breezy southerly winds continue from now into
early this afternoon. the gusty winds will be followed by the
passage of a cold front late this afternoon as low pressure of
29.6 inches lifts from northern lake superior to central quebec.
winds will shift to northwesterly with the cold frontal passage
and remain a bit breezy. high pressure around 30.4 inches will
then move into the northern great lakes for wednesday afternoon
into thursday. light to modest north to northeast winds can be
expected.
lmz261-362-364-366-563-565-567-868-192115-
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-
905 am cdt tue may 19 2026
sheboygan wi to pentwater mi north...
...dense fog advisory in effect until noon cdt today...
.rest of today...south winds to 30 kt veering to west 15 to
25 kt. areas of dense fog late this morning, then patchy fog this
afternoon. slight chance of showers late this morning, then
chance of showers this afternoon. waves 5 to 8 ft occasionally to
10 ft subsiding to 4 to 6 ft occasionally to 8 ft.
.tonight...northwest winds 15 to 25 kt diminishing to 10 to
20 kt. waves 3 to 5 ft subsiding to 2 to 4 ft.
.wednesday...north winds 10 to 20 kt becoming northeast 15 to
25 kt. waves 2 to 4 ft.
.wednesday night...northeast winds 10 to 20 kt diminishing to
10 to 15 kt. waves 2 to 4 ft subsiding to 1 to 2 ft.
.thursday...northeast winds 10 to 15 kt increasing to 10 to
20 kt. waves 1 to 3 ft.
.thursday night...northeast winds 10 to 20 kt becoming east 10 to
15 kt. waves 1 to 3 ft.
.friday...east winds 10 to 20 kt becoming northeast 15 to 25 kt.
waves 1 to 3 ft building to 3 to 5 ft.
.saturday...northeast winds to 30 kt diminishing to 15 to 25 kt.
waves 3 to 5 ft.
$$
(8/8)
Latest Great Lakes Marine Forecast by KMKX
Issued 5/19/2026 9:05 AM US/Central.
Valid through 5/19/2026 4:15 PM US/Central.
fzus63 kmkx 191405
glflm
expires:202605192115;;826214
open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
905 am cdt tue may 19 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...
a dense fog advisory is in effect through noon cdt for the north
half of the lake as relatively mild and humid air flows over the
cold lake waters.
otherwise modest to breezy southerly winds continue from now into
early this afternoon. the gusty winds will be followed by the
passage of a cold front late this afternoon as low pressure of
29.6 inches lifts from northern lake superior to central quebec.
winds will shift to northwesterly with the cold frontal passage
and remain a bit breezy. high pressure around 30.4 inches will
then move into the northern great lakes for wednesday afternoon
into thursday. light to modest north to northeast winds can be
expected.
lmz080-669-671-673-675-777-779-870-872-874-876-878-192115-
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-
905 am cdt tue may 19 2026
sheboygan wi to pentwater mi south...
.rest of today...south winds to 30 kt becoming west 15 to 25 kt.
patchy fog late this morning. slight chance of showers late this
morning, then chance of showers and slight chance of
thunderstorms this afternoon. waves 5 to 8 ft occasionally to
10 ft subsiding to 3 to 5 ft.
.tonight...northwest winds 10 to 20 kt becoming north 15 to
25 kt. waves 3 to 5 ft.
.wednesday...north winds 10 to 20 kt increasing to 15 to 25 kt.
waves 4 to 6 ft occasionally to 8 ft.
.wednesday night...northeast winds 15 to 25 kt diminishing to
10 to 20 kt. waves 4 to 6 ft occasionally to 8 ft.
.thursday...northeast winds 10 to 20 kt. waves 2 to 4 ft.
.thursday night...northeast winds 10 to 20 kt becoming east.
waves 3 to 5 ft.
.friday...east winds 10 to 20 kt becoming northeast. chance of
showers. waves 3 to 5 ft.
.saturday...northeast winds 10 to 20 kt becoming north 10 to
15 kt. waves 2 to 4 ft.
$$
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