(1/5)
Latest Great Lakes Marine Forecast by KCLE
Issued 6/20/2026 3:55 AM America/New_York.
Valid through 6/20/2026 10:15 AM America/New_York.
fzus61 kcle 200755
glfle
expires:202606201415;;059094
open lake forecast for lake erie
national weather service cleveland oh
355 am edt sat jun 20 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...
weak low pressure 29.90 inches crosses lake erie this afternoon,
dragging a cold front across the lake. high pressure 30.00 inches briefly
builds over the lake tonight and sunday before another low
pressure system 29.60 inches moves northeast into the ohio valley
sunday night and into the mid atlantic by monday afternoon. this
will drag another cold front across the lake monday. a ridge
averaging 30.10 inches builds over the region tuesday through
wednesday.
lez162>164-201415-
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-
355 am edt sat jun 20 2026
.today...west winds 10 to 15 knots. isolated showers this
morning. waves 1 to 2 feet.
.tonight...west winds 5 to 15 knots becoming northwest. waves
2 feet or less.
.sunday...northwest winds 10 knots or less becoming southeast.
waves 1 foot or less.
.sunday night...southeast winds 5 to 15 knots becoming east and
increasing to 15 to 25 knots. rain. waves 2 feet or less building
to 3 to 5 feet.
.monday...northeast winds 15 to 25 knots becoming north and
diminishing to 10 to 15 knots. a chance of showers during the
day. waves 4 to 7 feet subsiding to 1 to 3 feet. waves
occasionally around 9 feet.
.tuesday...north winds 10 knots or less becoming northwest. waves
2 feet or less.
.wednesday...southwest winds 5 to 10 knots. a chance of showers
and thunderstorms. waves 1 foot or less.
winds and waves higher in and near thunderstorms.
$$
(2/5)
Latest Great Lakes Marine Forecast by KDTX
Issued 6/20/2026 3:55 AM America/New_York.
Valid through 6/20/2026 12:00 PM America/New_York.
fzus63 kdtx 200755
glfsc
expires:202606201600;;059092
lake st clair forecast
national weather service detroit/pontiac mi
355 am edt sat jun 20 2026
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
.synopsis...a ridge of high pressure, 29.90 inches, builds in
through the morning which will support lighter winds. the next
low pressure system, 29.60 inches, will arrive late tomorrow into
monday morning, bringing renewed rain and thunderstorm chances
along with elevated winds speeds across the southern great lakes.
lcz460-201600-
lake st clair-
355 am edt sat jun 20 2026
.today...west winds 5 to 10 knots increasing to 10 to 15 knots in
the afternoon. partly sunny. a chance of light showers. a chance of
thunderstorms late in the afternoon. waves 2 feet or less.
.tonight...northwest winds 10 to 15 knots diminishing to 5 to 10
knots in the late evening and overnight. a chance of showers and
thunderstorms early in the evening then clearing. waves 2 feet or
less.
.sunday...light and variable winds becoming southeast 5 to 10 knots
early in the afternoon. partly sunny. waves 2 feet or less.
.sunday night...southeast winds 5 to 10 knots increasing to 10 to 15
knots by midnight...then becoming east 15 to 20 knots after
midnight. cloudy with showers likely. waves 2 feet or less.
.monday...northeast winds 15 to 20 knots becoming north 10 to 15
knots in the evening. mostly cloudy with light showers likely in the
morning...then partly cloudy in the afternoon and evening. waves 1
to 3 feet.
.tuesday...northeast winds 10 to 15 knots. mostly clear. waves 2
feet or less.
.wednesday...east winds 5 to 10 knots. mostly clear. a chance of
showers and thunderstorms. waves 2 feet or less.
$$
(3/5)
Latest Great Lakes Marine Forecast by KDTX
Issued 6/20/2026 3:53 AM America/New_York.
Valid through 6/20/2026 12:00 PM America/New_York.
fzus63 kdtx 200753
glflh
expires:202606201600;;059049
open lake forecast for lake huron
national weather service detroit/pontiac mi
353 am edt sat jun 20 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 ridge of high pressure, 29.90 inches, builds in
through the morning which will support lighter winds. the next
low pressure system, 29.60 inches, will arrive late tomorrow into
monday morning, bringing renewed rain and thunderstorm chances
along with elevated winds speeds across the southern great lakes.
lhz462>464-201600-
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-
353 am edt sat jun 20 2026
.today...west winds 5 to 10 knots early in the morning becoming
light and variable. a chance of showers. waves 2 feet or less.\
.tonight...light and variable winds. waves 2 feet or less.
.sunday...light and variable winds. waves 2 feet or less.
.sunday night...east winds 5 to 10 knots. a chance of showers.
waves 2 feet or less.
.monday...northeast winds 5 to 10 knots becoming north 10 to
15 knots. waves 2 to 4 feet.
.tuesday...north winds 5 to 10 knots early in the morning
becoming light and variable. waves 1 to 3 feet.
.wednesday...light and variable winds becoming northeast 5 to
10 knots . a chance of showers . waves 2 feet or less.
$$
(4/5)
Latest Great Lakes Marine Forecast by KMKX
Issued 6/20/2026 3:04 AM US/Central.
Valid through 6/20/2026 10:15 AM US/Central.
fzus63 kmkx 200804
glflm
expires:202606201515;;059605
open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
304 am cdt sat jun 20 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...
low pressure around 29.8 inches will crosses northern portions of
the lake through the predawn hours this morning with nearly calm
winds, with southwest to west winds developing further to the
south. generally light winds are expected today as high pressure
around 30.0 inches moves through the day. then another low
pressure around 29.5 inches should track eastward from the central
great plains on sunday, reaching central il early sunday evening,
then into oh by monday. east winds overspread lake michigan
sunday, becoming gusty over southern portions of the lake and
turning northeast later sunday into sunday night. winds turn north
and remain gusty into monday, particularly over southern portions
of the lake. at this time, winds look to remain below gale force
over southern portions of the lake. lighter winds return tuesday
and wednesday, as high pressure around 30.1 inches builds into the
region.
lmz261-362-364-366-563-565-567-868-201515-
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-
304 am cdt sat jun 20 2026
sheboygan wi to pentwater mi north...
.today...northwest winds 10 to 15 kt becoming southwest. waves
1 to 2 ft.
.tonight...west winds 10 to 15 kt veering to north. waves 1 ft or
less.
.sunday...north winds less than 10 kt becoming northeast 10 to
15 kt. waves nearly calm.
.sunday night...north winds 10 to 20 kt becoming northeast. waves
1 to 2 ft building to 2 to 4 ft.
.monday...north winds 15 to 25 kt increasing to 30 kt. waves 3 to
5 ft.
.monday night...north winds 15 to 25 kt diminishing to 10 to
20 kt. waves 3 to 5 ft subsiding to 1 to 3 ft.
.tuesday...north winds 10 to 15 kt becoming northwest 10 to
20 kt. waves 1 to 2 ft.
.wednesday...southeast winds 10 to 15 kt becoming south 10 to
20 kt. chance of showers. waves 1 to 2 ft.
$$
(5/5)
Latest Great Lakes Marine Forecast by KMKX
Issued 6/20/2026 3:04 AM US/Central.
Valid through 6/20/2026 10:15 AM US/Central.
fzus63 kmkx 200804
glflm
expires:202606201515;;059606
open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
304 am cdt sat jun 20 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...
low pressure around 29.8 inches will crosses northern portions of
the lake through the predawn hours this morning with nearly calm
winds, with southwest to west winds developing further to the
south. generally light winds are expected today as high pressure
around 30.0 inches moves through the day. then another low
pressure around 29.5 inches should track eastward from the central
great plains on sunday, reaching central il early sunday evening,
then into oh by monday. east winds overspread lake michigan
sunday, becoming gusty over southern portions of the lake and
turning northeast later sunday into sunday night. winds turn north
and remain gusty into monday, particularly over southern portions
of the lake. at this time, winds look to remain below gale force
over southern portions of the lake. lighter winds return tuesday
and wednesday, as high pressure around 30.1 inches builds into the
region.
lmz080-669-671-673-675-777-779-870-872-874-876-878-201515-
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-
304 am cdt sat jun 20 2026
sheboygan wi to pentwater mi south...
.today...west winds 10 to 20 kt becoming south 10 to 15 kt. waves
2 to 4 ft subsiding to 1 to 3 ft.
.tonight...southwest winds 5 to 10 kt veering to northwest. waves
1 to 2 ft.
.sunday...northeast winds less than 10 kt becoming east late in
the morning, then becoming 10 to 15 kt early in the afternoon
becoming northeast 15 to 25 kt late. chance of showers in the
afternoon. waves 1 ft or less building to 1 to 3 ft.
.sunday night...northeast winds to 30 kt diminishing to 15 to
25 kt. chance of showers. waves 4 to 7 ft occasionally to 9 ft.
.monday...north winds 15 to 25 kt increasing to 30 kt. waves 4 to
7 ft occasionally to 9 ft.
.monday night...north winds to 30 kt diminishing to 10 to 15 kt.
waves 4 to 7 ft occasionally to 9 ft subsiding to 3 to 5 ft.
.tuesday...north winds 10 to 15 kt increasing to 10 to 20 kt.
waves 2 to 4 ft subsiding to 1 to 2 ft.
.wednesday...southwest winds 10 to 15 kt becoming south 10 to
20 kt. chance of showers. waves 1 to 2 ft.
$$
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