(1/5)
Latest Great Lakes Marine Forecast by KCLE
Issued 10/30/2026 9:37 PM America/New_York.
Valid through 10/31/2026 4:15 AM America/New_York.
fzus61 kcle 310137
glfle
expires:202610310815;;997230
open lake forecast for lake erie
national weather service cleveland oh
937 pm edt fri oct 30 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 30.40 inches will persist over the region this
weekend before shifting east early next week. a cold front will
approach from the west on wednesday.
lez162>164-310815-
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-
937 pm edt fri oct 30 2026
.overnight...northeast winds less than 10 knots becoming
east. waves 1 foot or less.
.saturday...southeast winds 5 to 10 knots. waves 1 foot or less.
.saturday night...southeast winds around 10 knots. waves 2 feet
or less.
.sunday...southeast winds 5 to 10 knots becoming light and
variable. waves 1 foot or less.
.sunday night...east winds 10 knots or less becoming south. waves
1 foot or less.
.monday...south winds 5 to 15 knots. waves 2 feet or less.
.tuesday...south winds 10 to 15 knots increasing to 15 to
20 knots. a chance of showers tuesday night. waves 1 to 3 feet.
.wednesday...south winds 15 to 20 knots diminishing to 10 to
15 knots. a chance of showers. waves 1 to 3 feet.
$$
(2/5)
Latest Great Lakes Marine Forecast by KDTX
Issued 10/30/2026 9:42 PM America/New_York.
Valid through 10/31/2026 5:45 AM America/New_York.
fzus63 kdtx 310142
glfsc
expires:202610310945;;997287
lake st clair forecast
national weather service detroit/pontiac mi
942 pm edt fri oct 30 2026
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
.synopsis...high pressure, 30.40 inches, will build in across the
great lakes through the morning. this will bring light winds
through the weekend and into early next week.
lcz460-310945-
lake st clair-
942 pm edt fri oct 30 2026
.rest of tonight...light and variable winds. partly cloudy. waves
nearly calm.
.saturday...light and variable winds becoming southeast 5 to 10
knots in the late morning and afternoon. mostly cloudy. waves 2 feet
or less.
.saturday night...southeast winds 5 to 10 knots. mostly cloudy.
waves 2 feet or less.
.sunday...southeast winds 5 to 10 knots. mostly cloudy. waves 2 feet
or less.
.sunday night...light and variable winds. mostly cloudy early in the
evening becoming partly cloudy. waves 2 feet or less.
.monday...south winds 5 to 10 knots becoming southeast 10 to 15
knots in the evening. partly cloudy. waves 2 feet or less.
.tuesday...south winds 15 to 20 knots. partly cloudy. a chance of
light rain. waves 1 to 3 feet.
.wednesday...south winds 15 to 20 knots. partly cloudy. a chance of
light rain. waves 1 to 3 feet.
$$
(3/5)
Latest Great Lakes Marine Forecast by KDTX
Issued 10/30/2026 9:42 PM America/New_York.
Valid through 10/31/2026 5:45 AM America/New_York.
fzus63 kdtx 310142
glflh
expires:202610310945;;997283
open lake forecast for lake huron
national weather service detroit/pontiac mi
942 pm edt fri oct 30 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...high pressure, 30.40 inches, will build in across the
great lakes through the morning. this will bring light winds
through the weekend and into early next week.
lhz462>464-310945-
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-
942 pm edt fri oct 30 2026
.rest of tonight...northwest winds 5 to 10 knots by midnight
becoming light and variable. waves 1 to 3 feet.
.saturday...light and variable winds becoming south 5 to 10 knots
in the late morning and afternoon. waves 2 feet or less.
.saturday night...south winds 5 to 10 knots increasing to 10 to
15 knots after midnight. waves 2 feet or less.
.sunday...south winds 10 to 15 knots decreasing to 5 to 10 knots
early in the afternoon. waves 1 to 3 feet.
.sunday night...south winds 5 to 10 knots. waves 2 feet or less.
.monday...south winds 5 to 10 knots increasing to 10 to 15 knots
late in the afternoon. a chance of rain late in the evening.
waves 2 feet or less.
.tuesday...south winds 10 to 15 knots increasing to 15 to
20 knots. a chance of rain. waves 3 to 5 feet.
.wednesday...south winds 15 to 20 knots decreasing to 10 to
15 knots . a chance of rain. waves 3 to 5 feet.
$$
(4/5)
Latest Great Lakes Marine Forecast by KMKX
Issued 10/30/2026 9:03 PM US/Central.
Valid through 10/31/2026 4:15 AM US/Central.
fzus63 kmkx 310203
glflm
expires:202610310915;;997669
open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
903 pm cdt fri oct 30 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 30.4 inches will slowly exit eastward tonight.
moderate southeasterly winds return saturday as low pressure
around 29.8 inches moves into the central plains. light to
moderate southeasterly to southerly winds then persist into
monday, increasing for tuesday as low pressure deepens and approaches.
southerly gales are becoming likely on tuesday. low pressure lifts
into the northern plains and southern manitoba/ontario on tuesday
night, bringing gradually diminishing southerly winds through
wednesday before a cold front shifts winds to westerly overnight.
lmz261-362-364-366-563-565-567-868-310915-
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-
903 pm cdt fri oct 30 2026
sheboygan wi to pentwater mi north...
.rest of tonight...southeast winds 5 to 10 kt. waves 1 to 2 ft.
.saturday...south winds 10 to 15 kt increasing to 10 to 20 kt.
waves 1 to 3 ft building to 2 to 4 ft.
.saturday night...south winds 10 to 15 kt. waves 2 to 4 ft
subsiding to 1 to 3 ft.
.sunday...south winds 10 to 20 kt becoming southwest. waves 1 to
3 ft.
.sunday night...south winds 10 to 15 kt diminishing to 5 to
10 kt. waves 1 to 2 ft.
.monday...south winds 10 to 20 kt increasing to 15 to 25 kt.
waves 2 to 4 ft building to 3 to 5 ft.
.monday night...southeast winds 15 to 25 kt becoming south to
30 kt. showers likely. waves 4 to 6 ft occasionally to 8 ft
building to 5 to 8 ft occasionally to 10 ft.
.tuesday...south gales to 35 kt increasing to gales to 40 kt.
showers likely. waves 8 to 11 ft occasionally to 14 ft building
to 8 to 12 ft occasionally to 16 ft.
.wednesday...south winds 15 to 25 kt becoming southwest 10 to
20 kt. chance of showers. waves 4 to 7 ft occasionally to 9 ft
subsiding to 4 to 6 ft occasionally to 8 ft.
$$
(5/5)
Latest Great Lakes Marine Forecast by KMKX
Issued 10/30/2026 9:03 PM US/Central.
Valid through 10/31/2026 4:15 AM US/Central.
fzus63 kmkx 310203
glflm
expires:202610310915;;997670
open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
903 pm cdt fri oct 30 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 30.4 inches will slowly exit eastward tonight.
moderate southeasterly winds return saturday as low pressure
around 29.8 inches moves into the central plains. light to
moderate southeasterly to southerly winds then persist into
monday, increasing for tuesday as low pressure deepens and approaches.
southerly gales are becoming likely on tuesday. low pressure lifts
into the northern plains and southern manitoba/ontario on tuesday
night, bringing gradually diminishing southerly winds through
wednesday before a cold front shifts winds to westerly overnight.
lmz080-669-671-673-675-777-779-870-872-874-876-878-310915-
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-
903 pm cdt fri oct 30 2026
sheboygan wi to pentwater mi south...
.rest of tonight...east winds 10 to 15 kt becoming southeast.
slight chance of showers overnight. waves 1 to 3 ft.
.saturday...southeast winds 10 to 20 kt. chance of showers. waves
2 to 4 ft.
.saturday night...southeast winds 10 to 15 kt becoming south.
waves 2 to 4 ft subsiding to 1 to 3 ft.
.sunday...south winds 10 to 15 kt. waves 1 to 3 ft.
.sunday night...southeast winds 10 to 15 kt becoming south. waves
1 to 3 ft.
.monday...south winds 10 to 20 kt becoming southeast 15 to 25 kt.
waves 2 to 4 ft building to 4 to 6 ft occasionally to 8 ft.
.monday night...southeast winds 15 to 25 kt becoming south to
30 kt. showers likely. waves 4 to 6 ft occasionally to 8 ft
building to 6 to 9 ft occasionally to 12 ft.
.tuesday...south gales to 40 kt. showers likely. waves 8 to 11 ft
occasionally to 14 ft building to 8 to 12 ft occasionally to
16 ft.
.wednesday...south winds 15 to 25 kt. chance of showers. waves
4 to 7 ft occasionally to 9 ft subsiding to 4 to 6 ft
occasionally to 8 ft.
$$
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