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open lake forecast for lake ontario
national weather service buffalo ny
1002 pm est mon dec 8 2025

for waters beyond five nautical miles of shore on lake ontario

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 30.4 inch high over the lake this evening, will move 
east and off the east coast tuesday. a 29.5 inch low will move 
across the upper great lakes tuesday, then a stronger low averaging 
29.3 inches will approach the region tuesday night and potentially 
move northwest of the lake wednesday. a 29.9 inch high is expected 
to move into the great lakes region thursday, followed by a 29.6 
inch low which may approach the lake from the northwest late friday. 
30.0 inches will average across the lower great lakes region 
saturday.


loz063-091000-
lake ontario open waters from hamlin beach to sodus bay-
1002 pm est mon dec 8 2025

.rest of tonight...southwest winds 10 to 15 knots becoming south.
a chance of snow showers late this evening. waves 1 to 2 feet. 
.tuesday...south winds 15 to 25 knots. a chance of snow showers
early in the afternoon. snow showers late. waves 1 to 3 feet
building to 3 to 5 feet. 
.tuesday night...southwest winds 15 to 25 knots becoming south.
snow likely in the evening, then rain and snow overnight. waves
3 to 6 feet. 
.wednesday...south winds 15 to 25 knots becoming southwest. rain
and snow in the morning, then rain in the afternoon. waves 3 to
6 feet building to 4 to 7 feet. waves occasionally around 9 feet.
.wednesday night...west winds 20 to 25 knots becoming northwest.
rain with snow likely in the evening, then snow likely overnight.
waves 5 to 9 feet. waves occasionally around 11 feet. 
.thursday...northwest winds 20 to 25 knots. snow showers likely.
waves 5 to 9 feet. waves occasionally around 11 feet. 
.friday...west winds 15 to 20 knots becoming southwest. a chance
of snow showers during the day, then snow showers likely friday
night. waves 3 to 6 feet. 
.saturday...southwest winds to 30 knots becoming west and
diminishing to 15 to 20 knots. snow showers likely during the
day, then a chance of snow showers saturday night. waves 4 to
7 feet building to 5 to 9 feet. waves occasionally around
11 feet. 

$$

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open lake forecast for lake ontario
national weather service buffalo ny
1002 pm est mon dec 8 2025

for waters beyond five nautical miles of shore on lake ontario

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 30.4 inch high over the lake this evening, will move 
east and off the east coast tuesday. a 29.5 inch low will move 
across the upper great lakes tuesday, then a stronger low averaging 
29.3 inches will approach the region tuesday night and potentially 
move northwest of the lake wednesday. a 29.9 inch high is expected 
to move into the great lakes region thursday, followed by a 29.6 
inch low which may approach the lake from the northwest late friday. 
30.0 inches will average across the lower great lakes region 
saturday.


loz062-091000-
lake ontario open waters from the niagara river to hamlin beach-
1002 pm est mon dec 8 2025

.rest of tonight...southwest winds 10 to 15 knots becoming south.
waves 1 to 2 feet. 
.tuesday...south winds 15 to 25 knots increasing to 30 knots.
snow showers in the afternoon. waves 1 to 2 feet building to 4 to
7 feet. waves occasionally around 9 feet. 
.tuesday night...southwest winds 15 to 25 knots becoming south.
rain and snow. waves 4 to 7 feet subsiding to 3 to 5 feet. waves
occasionally around 9 feet. 
.wednesday...south winds 15 to 25 knots becoming west. rain and
snow in the morning, then rain in the afternoon. waves 2 to
4 feet building to 4 to 7 feet. waves occasionally around 9 feet.
.wednesday night...northwest winds 20 to 25 knots. rain with snow
likely in the evening, then snow likely overnight. waves 5 to
8 feet. waves occasionally around 10 feet. 
.thursday...west winds 15 to 25 knots. snow showers likely during
the day, then a chance of snow showers thursday night. waves 4 to
7 feet. waves occasionally around 9 feet. 
.friday...west winds 15 to 20 knots. a chance of snow showers
during the day, then snow showers likely friday night. waves 3 to
5 feet. 
.saturday...west winds 15 to 25 knots. snow showers likely during
the day, then a chance of snow showers saturday night. waves 4 to
7 feet subsiding to 3 to 6 feet. waves occasionally around
9 feet. 

$$

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open lake forecast for lake erie
national weather service cleveland oh
929 pm est mon dec 8 2025

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 high pressure ridge averaging 30.40 inches exits eastward, 
which will allow a warm front to move northward across lake erie 
tonight and toward central ontario on tuesday. on wednesday, a low
should move east-northeastward along the aforementioned front and
deepen to 29.10 inches as the low advances from the southwestern 
great lakes to southern quebec. this low track should allow the 
trailing cold front to sweep eastward across lake erie on 
wednesday. behind the cold front, a trough averaging 29.90 inches 
should linger over the lake erie region through thursday. on 
friday, a ridge averaging 30.10 inches should build from the west 
before a cold front sweeps generally eastward across lake erie on 
saturday.


lez061-168-169-090930-
ripley to buffalo ny extending from 5nm off shoreline to us-
canadian border-geneva-on-the-
lake to conneaut oh beyond 5 nm off shoreline to us-
canadian border-
conneaut oh to ripley ny beyond 5 nm off shoreline to us-
canadian border-
929 pm est mon dec 8 2025

...gale watch in effect from late tuesday night through wednesday
evening...

.overnight...southeast winds 5 to 15 knots becoming south
15 to 20 knots. waves 1 to 3 feet. 
.tuesday...south winds 15 to 25 knots becoming southwest to
30 knots. a slight chance of snow late in the morning. snow
likely early in the afternoon, then a chance of snow with a
slight chance of rain late. waves 2 to 4 feet building to 7 to
10 feet. waves occasionally around 13 feet. 
.tuesday night...southwest winds to 30 knots becoming south. a
chance of rain and snow in the evening, then rain overnight.
waves 6 to 10 feet. waves occasionally around 13 feet. 
.wednesday...southwest winds to 30 knots becoming west and
increasing to 35 knot gales in the afternoon. rain. waves 8 to
11 feet building to 10 to 14 feet. waves occasionally around
18 feet. 
.wednesday night...west winds to 30 knots becoming northwest.
snow and rain likely in the evening, then a chance of snow
overnight. waves 10 to 13 feet subsiding to 5 to 8 feet. waves
occasionally around 16 feet. 
.thursday...west winds 15 to 25 knots. a chance of snow. waves
4 to 7 feet subsiding to 3 to 5 feet. waves occasionally around
9 feet. 
.friday...west winds 15 to 25 knots increasing to 30 knots. snow
likely. waves 3 to 6 feet building to 5 to 9 feet. waves
occasionally around 11 feet. 
.saturday...west winds to 30 knots. snow likely. waves 6 to
10 feet subsiding to 5 to 7 feet. waves occasionally around
13 feet. 

$$

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open lake forecast for lake erie
national weather service cleveland oh
929 pm est mon dec 8 2025

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 high pressure ridge averaging 30.40 inches exits eastward, 
which will allow a warm front to move northward across lake erie 
tonight and toward central ontario on tuesday. on wednesday, a low
should move east-northeastward along the aforementioned front and
deepen to 29.10 inches as the low advances from the southwestern 
great lakes to southern quebec. this low track should allow the 
trailing cold front to sweep eastward across lake erie on 
wednesday. behind the cold front, a trough averaging 29.90 inches 
should linger over the lake erie region through thursday. on 
friday, a ridge averaging 30.10 inches should build from the west 
before a cold front sweeps generally eastward across lake erie on 
saturday.


lez162-163-090930-
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-
929 pm est mon dec 8 2025

.overnight...southeast winds 10 to 15 knots becoming south
15 to 20 knots. waves 1 to 3 feet. 
.tuesday...south winds 15 to 25 knots becoming southwest. a
chance of snow early, then snow likely late in the morning. waves
2 to 4 feet building to 3 to 5 feet. 
.tuesday night...southwest winds 15 to 25 knots increasing to
30 knots. rain and snow likely in the evening, then rain
overnight. waves 2 to 4 feet building to 3 to 6 feet. 
.wednesday...southwest winds to 30 knots becoming west. rain in
the morning, then rain and snow likely in the afternoon. waves
3 to 6 feet. 
.wednesday night...northwest winds to 30 knots diminishing to
15 to 20 knots. a chance of snow in the evening. waves 3 to
5 feet subsiding to 2 to 4 feet. 
.thursday...west winds 15 to 20 knots diminishing to 10 to
15 knots. waves 1 to 3 feet. 
.friday...west winds 10 to 15 knots increasing to 30 knots. a
chance of snow. waves 1 to 2 feet building to 3 to 5 feet. 
.saturday...west winds to 30 knots diminishing to 15 to 25 knots.
a chance of snow during the day. waves 3 to 5 feet subsiding to
2 to 4 feet. 

$$

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open lake forecast for lake erie
national weather service cleveland oh
929 pm est mon dec 8 2025

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 high pressure ridge averaging 30.40 inches exits eastward, 
which will allow a warm front to move northward across lake erie 
tonight and toward central ontario on tuesday. on wednesday, a low
should move east-northeastward along the aforementioned front and
deepen to 29.10 inches as the low advances from the southwestern 
great lakes to southern quebec. this low track should allow the 
trailing cold front to sweep eastward across lake erie on 
wednesday. behind the cold front, a trough averaging 29.90 inches 
should linger over the lake erie region through thursday. on 
friday, a ridge averaging 30.10 inches should build from the west 
before a cold front sweeps generally eastward across lake erie on 
saturday.


lez164>167-090930-
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-
929 pm est mon dec 8 2025

...gale watch in effect from late tuesday night through wednesday
evening...

.overnight...southeast winds 10 to 15 knots becoming south
15 to 20 knots. waves 1 to 3 feet building to 2 to 4 feet. 
.tuesday...south winds 15 to 20 knots becoming southwest and
increasing to 30 knots. snow likely late in the morning. a chance
of snow with a slight chance of rain early in the afternoon, then
a slight chance of rain and snow late. waves 3 to 5 feet building
to 7 to 11 feet. waves occasionally around 14 feet. 
.tuesday night...southwest winds to 30 knots increasing to
35 knot gales overnight. a chance of rain and snow in the
evening, then rain overnight. waves 8 to 11 feet. waves
occasionally around 14 feet. 
.wednesday...southwest gales to 35 knots becoming west. rain in
the morning, then rain and snow in the afternoon. waves 9 to
13 feet. waves occasionally around 16 feet. 
.wednesday night...northwest winds to 30 knots. snow and rain
likely in the evening, then a chance of snow overnight. waves
9 to 12 feet subsiding to 5 to 9 feet. waves occasionally around
15 feet. 
.thursday...west winds 15 to 25 knots. a chance of snow. waves
4 to 7 feet subsiding to 3 to 6 feet. waves occasionally around
9 feet. 
.friday...west winds 15 to 25 knots increasing to 30 knots. snow
likely. waves 3 to 5 feet building to 6 to 9 feet. waves
occasionally around 11 feet. 
.saturday...west winds to 30 knots. a chance of snow. waves 6 to
10 feet subsiding to 4 to 7 feet. waves occasionally around
13 feet. 

$$

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open lake forecast for lake huron
national weather service detroit/pontiac mi
948 pm est mon dec 8 2025

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...the next low pressure system will track through lake
superior tonight into tuesday, leading to strong south-southwest
winds gusting to around 30 knots. an even stronger low, 29.30
inches, is on track to move through lower michigan on wednesday
bringing snow and rain.


lhz363-462>464-091100-
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-
948 pm est mon dec 8 2025

.rest of tonight...south winds 10 to 15 knots increasing to 20 to
25 knots with gusts to around 30 knots. waves 2 to 4 feet
building to 5 to 7 feet after midnight. waves occasionally around
10 feet. 
.tuesday...south winds 20 to 25 knots with gusts to around
30 knots. snow in the morning...then a chance of snow in the
afternoon. snow may be heavy at times in the morning. waves 6 to
9 feet. waves occasionally around 12 feet. 
.tuesday night...southwest winds 15 to 20 knots becoming south
10 to 15 knots after midnight. a chance of snow and rain in the
evening...then a chance of snow after midnight. waves 5 to
7 feet. waves occasionally around 10 feet. 
.wednesday...south winds 15 to 20 knots becoming north 20 to
25 knots with gusts to around 30 knots in the late morning and
early afternoon...then increasing to 30 knots early in the
afternoon. snow in the morning...then a chance of snow in the
afternoon. waves 6 to 9 feet building to 10 to 14 feet early in
the afternoon. waves occasionally around 18 feet. 
.wednesday night...northwest winds to 30 knots with gusts to
35 knot gales decreasing to 20 to 25 knots with gusts to around
30 knots in the late evening and overnight. a chance of snow in
the evening. waves 10 to 14 feet. waves occasionally around
18 feet. 
.thursday...west winds 15 to 20 knots. a chance of snow late in
the morning. waves 6 to 9 feet. waves occasionally around
12 feet. 
.friday...west winds 15 to 20 knots increasing to 20 to 25 knots
in the late evening and early morning. a chance of snow. waves
4 to 6 feet building to 6 to 9 feet in the late evening and early
morning. waves occasionally around 12 feet. 
.saturday...west winds 20 to 25 knots. gusts to 30 knots until
afternoon. a chance of snow. waves 8 to 12 feet. waves
occasionally around 15 feet. 


$$

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open lake forecast for lake huron
national weather service detroit/pontiac mi
948 pm est mon dec 8 2025

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...the next low pressure system will track through lake
superior tonight into tuesday, leading to strong south-southwest
winds gusting to around 30 knots. an even stronger low, 29.30
inches, is on track to move through lower michigan on wednesday
bringing snow and rain.


lhz361-362-091100-
lake huron from 5nm east of mackinac bridge to presque isle lt
beyond 5 nm off shore-
lake huron from presque isle light to sturgeon point mi beyond
5nm off shore-
948 pm est mon dec 8 2025

.rest of tonight...south winds 15 to 20 knots with gusts to
around 30 knots increasing to 20 to 25 knots with gusts to around
30 knots early in the morning. waves 3 to 5 feet building to 6 to
9 feet early in the morning. waves occasionally around 12 feet. 
.tuesday...south winds 20 to 25 knots with gusts to around
30 knots becoming southwest 15 to 20 knots late in the afternoon.
snow in the morning...then a chance of snow in the afternoon.
snow may be heavy at times in the morning. waves 8 to 12 feet.
waves occasionally around 15 feet. 
.tuesday night...west winds 10 to 15 knots becoming southwest
5 to 10 knots in the late evening and early morning...then
becoming south 10 to 15 knots after midnight. snow likely after
midnight. waves 4 to 6 feet. waves occasionally around 8 feet. 
.wednesday...northeast winds 15 to 20 knots becoming north 20 to
25 knots in the late morning and afternoon. snow likely in the
morning. waves 3 to 5 feet building to 8 to 12 feet in the late
morning and afternoon. waves occasionally around 15 feet. 
.wednesday night...northwest winds 20 to 25 knots with gusts to
around 30 knots decreasing to 15 to 20 knots in the late evening
and overnight. waves 8 to 12 feet. waves occasionally around
15 feet. 
.thursday...northwest winds 15 to 20 knots decreasing to 10 to
15 knots late in the evening. waves 5 to 7 feet. waves
occasionally around 10 feet. 
.friday...west winds 10 to 15 knots increasing to 15 to 20 knots
until early morning. a chance of snow. waves 3 to 5 feet building
to 5 to 7 feet in the late evening and early morning. waves
occasionally around 10 feet. 
.saturday...west winds 15 to 20 knots increasing to 20 to
25 knots until early evening...then becoming northwest 15 to
20 knots in the late evening and early morning. a chance of snow.
waves 6 to 9 feet. waves occasionally around 12 feet. 


$$

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lake st clair forecast
national weather service detroit/pontiac mi
948 pm est mon dec 8 2025

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...the next low pressure system will track through lake
superior tonight into tuesday, leading to strong south-southwest
winds gusting to around 30 knots. an even stronger low, 29.30
inches, is on track to move through lower michigan on wednesday
bringing snow and rain.


lcz460-091100-
lake st clair-
948 pm est mon dec 8 2025

...small craft advisory in effect from 7 am est tuesday through
late wednesday night...

.rest of tonight...southeast winds 5 to 10 knots becoming south 10
to 15 knots early in the morning. partly cloudy in the late evening
and early morning becoming mostly cloudy. waves 2 feet or less.
.tuesday...south winds 10 to 15 knots becoming southwest 15 to 20
knots with gusts to 30 knots in the late morning and afternoon.
light snow likely early in the morning...then snow late in the
morning. a chance of light snow early in the afternoon. waves 1 to 3
feet.
.tuesday night...southwest winds 15 to 20 knots becoming south to 30
knots. light snow likely early in the evening. light snow in the
late evening and overnight. rain after midnight. waves 2 to 4 feet
building to 3 to 5 feet in the late evening and overnight. waves
occasionally around 7 feet.
.wednesday...southwest winds to 30 knots becoming west 20 to 25
knots in the late morning and afternoon. light rain and snow until
late afternoon...then light rain and snow likely early in the
afternoon. waves 3 to 5 feet subsiding to 2 to 4 feet early in the
afternoon. waves occasionally around 7 feet.
.wednesday night...northwest winds to 30 knots diminishing to 15 to
20 knots. mostly cloudy early in the evening becoming partly cloudy.
light snow likely early in the evening...then a chance of light snow
in the late evening and early morning. waves 2 to 4 feet subsiding
to 1 to 3 feet after midnight.
.thursday...west winds 15 to 20 knots diminishing to 10 to 15 knots
in the afternoon and evening. partly cloudy. waves 1 to 3 feet.
.friday...west winds 20 to 25 knots. mostly cloudy. a chance of
light snow. waves 2 to 4 feet.
.saturday...west winds to 30 knots. mostly cloudy. a chance of light
snow. waves 2 to 4 feet. a small craft advisory may be needed.

$$