(1/7)
Latest Great Lakes Marine Forecast by KCLE
Issued 7/19/2026 3:37 AM America/New_York.
Valid through 7/19/2026 10:15 AM America/New_York.
fzus61 kcle 190737
glfle
expires:202607191415;;221462
open lake forecast for lake erie
national weather service cleveland oh
337 am edt sun jul 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...
high pressure 30.00 inches will persist over the region into
monday. a warm front will lift northeast across the area monday
night as low pressure 29.30 inches moves east near hudson bay.
this low will extend a cold front across the area on wednesday,
followed by high pressure 30.10 inches on thursday.
lez164>168-191415-
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-geneva-on-
the-lake to conneaut oh beyond 5 nm off shoreline to us-
canadian border-
337 am edt sun jul 19 2026
.today...northeast winds 5 to 15 knots becoming north. patchy
smoke this morning, then areas of smoke early this afternoon.
patchy smoke late. waves 2 to 4 feet subsiding to 1 to 3 feet.
.tonight...north winds 10 knots or less. patchy smoke in the
evening. waves 1 foot or less.
.monday...south winds 10 knots or less becoming southwest. waves
1 foot or less.
.monday night...south winds 5 to 15 knots increasing to 15 to
20 knots. a chance of showers overnight. waves 1 to 3 feet
building to 3 to 5 feet.
.tuesday...southwest winds 15 to 25 knots becoming northwest.
showers with a chance of thunderstorms. waves 4 to 7 feet
subsiding to 3 to 6 feet. waves occasionally around 9 feet.
.wednesday...northwest winds 15 to 20 knots becoming north 10 to
15 knots. waves 3 to 5 feet subsiding to 1 to 3 feet.
.thursday...north winds 10 knots or less becoming south. waves
2 feet or less.
winds and waves higher in and near thunderstorms.
$$
(2/7)
Latest Great Lakes Marine Forecast by KCLE
Issued 7/19/2026 3:37 AM America/New_York.
Valid through 7/19/2026 10:15 AM America/New_York.
fzus61 kcle 190737
glfle
expires:202607191415;;221461
open lake forecast for lake erie
national weather service cleveland oh
337 am edt sun jul 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...
high pressure 30.00 inches will persist over the region into
monday. a warm front will lift northeast across the area monday
night as low pressure 29.30 inches moves east near hudson bay.
this low will extend a cold front across the area on wednesday,
followed by high pressure 30.10 inches on thursday.
lez162-163-191415-
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-
337 am edt sun jul 19 2026
.today...northeast winds 5 to 15 knots becoming east less than
10 knots. patchy smoke through early afternoon, then areas of
smoke late. waves 1 to 3 feet subsiding to 1 foot or less.
.tonight...east winds 10 knots or less becoming southeast. areas
of smoke early, then patchy smoke from late evening on. waves
1 foot or less.
.monday...south winds 5 to 10 knots. patchy smoke in the morning.
waves 1 foot or less.
.monday night...south winds 10 to 15 knots becoming southwest
15 to 20 knots. showers likely with a chance of thunderstorms
overnight. waves 1 to 3 feet.
.tuesday...southwest winds 15 to 20 knots becoming northwest.
showers likely with a chance of thunderstorms during the day.
waves 2 to 4 feet.
.wednesday...northwest winds 15 to 20 knots becoming north 5 to
15 knots. waves 2 to 4 feet subsiding to 1 to 3 feet.
.thursday...northwest winds 10 knots or less becoming southwest.
waves 1 foot or less.
winds and waves higher in and near thunderstorms.
$$
(3/7)
Latest Great Lakes Marine Forecast by KCLE
Issued 7/18/2026 9:59 PM America/New_York.
Valid through 7/19/2026 4:15 AM America/New_York.
fzus61 kcle 190159
glfle
expires:202607190815;;207670
open lake forecast for lake erie
national weather service cleveland oh
959 pm edt sat jul 18 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...
high pressure 30.00 inches will briefly enter the region sunday
and monday. a warm front will lift into the region monday and will
be followed by another cold front on tuesday. a trough averaging
29.80 inches will linger across the eastern great lakes on
wednesday.
lez164-165-190815-
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-
959 pm edt sat jul 18 2026
.rest of tonight...north winds 15 to 20 knots. a slight chance of
showers and thunderstorms late this evening. patchy smoke. waves
2 to 4 feet building to 3 to 5 feet.
.sunday...northeast winds 5 to 15 knots diminishing to less than
10 knots. patchy smoke from late morning on. waves 2 to 4 feet
subsiding to 1 to 2 feet.
.sunday night...north winds less than 10 knots becoming
southeast. patchy smoke in the evening. waves 1 foot or less.
.monday...south winds 10 knots or less. waves 1 foot or less.
.monday night...south winds 5 to 15 knots increasing to 15 to
20 knots. showers likely overnight. waves 1 to 3 feet building to
2 to 4 feet.
.tuesday...southwest winds 15 to 25 knots becoming northwest.
showers with a chance of thunderstorms during the day, then a
chance of showers tuesday night. waves 3 to 5 feet.
.wednesday...northwest winds 15 to 20 knots becoming north 10 to
15 knots. waves 3 to 5 feet subsiding to 1 to 3 feet.
.thursday...north winds 10 knots or less becoming south. waves
2 feet or less.
winds and waves higher in and near thunderstorms.
$$
(4/7)
Latest Great Lakes Marine Forecast by KDTX
Issued 7/19/2026 3:46 AM America/New_York.
Valid through 7/19/2026 12:00 PM America/New_York.
fzus63 kdtx 190746
glfsc
expires:202607191600;;221734
lake st clair forecast
national weather service detroit/pontiac mi
346 am edt sun jul 19 2026
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
.synopsis...a low pressure system tracking through the northern
lakes region will drag a cold front through the eastern lakes
through this evening. high pressure will then build in tonight
and remain across the region through the rest of the weekend.
lcz460-191600-
lake st clair-
346 am edt sun jul 19 2026
.today...north winds 10 to 15 knots diminishing to 5 to 10 knots in
the late morning and afternoon. sunny. smoke in the morning.. then
patchy smoke early in the afternoon. waves 2 feet or less.
.tonight...northeast winds 5 to 10 knots this evening becoming light
and variable. mostly clear. waves 2 feet or less.
.monday...south winds 5 to 10 knots increasing to 10 to 15 knots
early in the afternoon. mostly sunny. waves 2 feet or less.
.monday night...south winds 10 to 15 knots increasing to 15 to 20
knots in the late evening and overnight. mostly cloudy. light
showers likely and a chance of thunderstorms after midnight. waves 1
to 3 feet.
.tuesday...southwest winds 20 to 25 knots becoming west 15 to 20
knots in the afternoon...then becoming northwest 20 to 25 knots in
the evening. becoming mostly clear in the evening. light showers
likely in the morning. a chance of thunderstorms. light showers in
the afternoon and evening. waves 1 to 3 feet.
.wednesday...north winds 20 to 25 knots. mostly clear. waves 2 to 4
feet.
.thursday...southeast winds 5 to 10 knots. clear. waves 2 feet or
less.
$$
(5/7)
Latest Great Lakes Marine Forecast by KDTX
Issued 7/19/2026 3:44 AM America/New_York.
Valid through 7/19/2026 11:45 AM America/New_York.
fzus63 kdtx 190744
glflh
expires:202607191545;;221656
open lake forecast for lake huron
national weather service detroit/pontiac mi
344 am edt sun jul 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 low pressure system tracking through the northern
lakes region will drag a cold front through the eastern lakes
through this evening. high pressure will then build in tonight
and remain across the region through the rest of the weekend.
lhz363-462>464-191545-
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-
344 am edt sun jul 19 2026
.today...north winds 5 to 10 knots until late afternoon becoming
light and variable. areas of smoke in the morning. waves 2 to
4 feet subsiding to 1 to 3 feet late in the afternoon.
.tonight...light and variable winds becoming south 5 to 10 knots
early in the morning. waves 2 feet or less.
.monday...south winds 5 to 10 knots increasing to 10 to 15 knots
in the late morning and afternoon. waves 1 to 3 feet building to
4 to 6 feet early in the afternoon. waves occasionally around
8 feet.
.monday night...south winds 15 to 20 knots with gusts to around
30 knots. showers likely in the evening...then showers and a
chance of thunderstorms after midnight. waves 5 to 7 feet. waves
occasionally around 10 feet.
.tuesday...south winds 15 to 20 knots with gusts to around
30 knots becoming southwest 10 to 15 knots late in the morning...
then becoming northwest 15 to 20 knots with gusts to 35 knot
gales late in the afternoon increasing to 20 to 25 knots with
gusts to 35 knot gales late in the evening. showers. a chance of
thunderstorms late in the morning. waves 4 to 6 feet building to
10 to 14 feet late in the afternoon. waves occasionally around
18 feet.
.wednesday...northwest winds 20 to 25 knots decreasing to 10 to
15 knots by midnight. gusts to 30 knots. waves 10 to 14 feet.
waves occasionally around 18 feet.
.thursday...northwest winds 10 to 15 knots becoming west 5 to
10 knots in the late morning and early afternoon...then backing
to the south . waves 4 to 6 feet subsiding to 1 to 3 feet. waves
occasionally around 8 feet.
$$
(6/7)
Latest Great Lakes Marine Forecast by KMKX
Issued 7/18/2026 10:01 PM US/Central.
Valid through 7/19/2026 4:30 AM US/Central.
fzus63 kmkx 190301
glflm
expires:202607190930;;210094
open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
1001 pm cdt sat jul 18 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...
wildfire smoke has returned to lake michigan this evening and may
become dense once again. the smoke is expected to reduce
visibility to 1 nautical mile at times, and a marine dense smoke
advisory is in effect across lake michigan into early monday
morning.
gusty northwest winds have come around to north to northeast
and will quickly taper off over the next few hours, as high
pressure around 30.1 inches moves over the northern great lakes.
northeast to light and variable winds are then expected sunday
into sunday night.
gusty south to southwest winds may then develop monday into
monday night, with gusty west to northwest winds possible into
the middle of next week. a few southerly gales are possible
monday afternoon and evening, with a few northwest gales possible
tuesday night into wednesday.
lmz080-669-671-673-675-777-779-870-872-874-876-878-190930-
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-
1001 pm cdt sat jul 18 2026
sheboygan wi to pentwater mi south...
...dense smoke advisory in effect until 7 am cdt monday...
.rest of tonight...northeast winds to 30 kt diminishing to 10 to
15 kt. areas of smoke. waves 4 to 7 ft occasionally to 9 ft
subsiding to 4 to 6 ft occasionally to 8 ft.
.sunday...northeast winds 10 to 15 kt becoming northwest 10 to
20 kt. areas of smoke. waves 3 to 5 ft subsiding to 1 to 3 ft.
.sunday night...north winds 10 to 15 kt backing to south 10 to
20 kt. areas of smoke. waves 1 to 2 ft.
.monday...southwest winds 15 to 25 kt becoming south to 30 kt.
areas of smoke. waves 2 to 4 ft building to 5 to 8 ft
occasionally to 10 ft.
.monday night...southwest winds to 30 kt. showers with a chance
of thunderstorms. waves 5 to 8 ft occasionally to 10 ft.
.tuesday...west winds 15 to 25 kt becoming northwest gales to
35 kt in the afternoon. waves 5 to 8 ft occasionally to 10 ft.
.tuesday night...north gales to 40 kt diminishing to gales to
35 kt. waves 8 to 12 ft occasionally to 16 ft.
.wednesday...north gales to 35 kt. waves 8 to 12 ft occasionally
to 16 ft.
.thursday...west winds 10 to 15 kt backing to south 10 to 20 kt.
waves 1 to 3 ft.
$$
(7/7)
Latest Great Lakes Marine Forecast by KMKX
Issued 7/18/2026 10:01 PM US/Central.
Valid through 7/19/2026 4:30 AM US/Central.
fzus63 kmkx 190301
glflm
expires:202607190930;;210093
open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
1001 pm cdt sat jul 18 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...
wildfire smoke has returned to lake michigan this evening and may
become dense once again. the smoke is expected to reduce
visibility to 1 nautical mile at times, and a marine dense smoke
advisory is in effect across lake michigan into early monday
morning.
gusty northwest winds have come around to north to northeast
and will quickly taper off over the next few hours, as high
pressure around 30.1 inches moves over the northern great lakes.
northeast to light and variable winds are then expected sunday
into sunday night.
gusty south to southwest winds may then develop monday into
monday night, with gusty west to northwest winds possible into
the middle of next week. a few southerly gales are possible
monday afternoon and evening, with a few northwest gales possible
tuesday night into wednesday.
lmz261-362-364-366-563-565-567-868-190930-
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-
1001 pm cdt sat jul 18 2026
sheboygan wi to pentwater mi north...
...dense smoke advisory in effect until 7 am cdt monday...
.rest of tonight...north winds to 30 kt becoming northeast 10 to
15 kt. areas of smoke. waves 4 to 6 ft occasionally to 8 ft
subsiding to 2 to 4 ft.
.sunday...northeast winds 5 to 10 kt becoming southeast late in
the morning, then veering to southwest 10 to 20 kt in the
afternoon. areas of smoke. waves 1 to 3 ft subsiding to 1 to
2 ft.
.sunday night...southwest winds 10 to 20 kt increasing to 15 to
25 kt. areas of smoke. waves 2 to 4 ft.
.monday...southwest winds to 30 kt becoming south gales to 35 kt.
areas of smoke. showers likely with a chance of thunderstorms in
the afternoon. waves 3 to 5 ft building to 5 to 8 ft occasionally
to 10 ft.
.monday night...southwest gales to 35 kt diminishing to 30 kt.
showers with a chance of thunderstorms in the evening, then
showers overnight. waves 6 to 9 ft occasionally to 12 ft
subsiding to 5 to 8 ft occasionally to 10 ft.
.tuesday...northwest winds to 30 kt increasing to gales to 40 kt
in the afternoon. waves 4 to 7 ft occasionally to 9 ft.
.tuesday night...north gales to 40 kt diminishing to gales to
35 kt. waves 8 to 11 ft occasionally to 14 ft.
.wednesday...north gales to 35 kt. waves 7 to 10 ft occasionally
to 13 ft subsiding to 6 to 9 ft occasionally to 12 ft.
.thursday...southwest winds 10 to 20 kt increasing to 15 to
25 kt. waves 1 to 3 ft.
$$
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