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open lake forecast for lake ontario
national weather service buffalo ny
1002 am edt wed oct 15 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...an expansive 30.3 inch high will build from the upper 
great lakes today into quebec and the lower great lakes thursday 
through friday. the large surface high will push off the east coast 
on saturday as a large 29.2 inch surface low tracks across ontario, 
pushing its associated warm front across the lake saturday, followed 
by an associated cold front crossing the lake later sunday into 
sunday night.


loz062-152100-
lake ontario open waters from the niagara river to hamlin beach-
1002 am edt wed oct 15 2025

.this afternoon...north winds 10 to 15 knots becoming northwest.
waves 2 to 4 feet subsiding to 1 to 3 feet. 
.tonight...northwest winds 10 to 15 knots becoming north. waves
1 to 3 feet building to 2 to 4 feet. 
.thursday...north winds 5 to 15 knots becoming northwest. waves
1 to 3 feet. 
.thursday night...north winds 5 to 15 knots becoming northeast.
waves 1 to 3 feet. 
.friday...northeast winds 5 to 10 knots becoming south. a chance
of showers friday night. waves 2 feet or less. 
.saturday...south winds 5 to 15 knots. a chance of showers during
the day, then showers likely saturday night. waves 2 feet or
less. 
.sunday...south winds 10 to 15 knots becoming west and increasing
to 15 to 25 knots. showers. waves 1 to 3 feet building to 3 to
6 feet. 

$$

fzus61 kbuf 151402
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open lake forecast for lake ontario
national weather service buffalo ny
1002 am edt wed oct 15 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...an expansive 30.3 inch high will build from the upper 
great lakes today into quebec and the lower great lakes thursday 
through friday. the large surface high will push off the east coast 
on saturday as a large 29.2 inch surface low tracks across ontario, 
pushing its associated warm front across the lake saturday, followed 
by an associated cold front crossing the lake later sunday into 
sunday night.


loz063>065-152100-
lake ontario open waters from hamlin beach to the saint lawrence
river-
1002 am edt wed oct 15 2025

.this afternoon...north winds 15 to 20 knots diminishing to 10 to
15 knots. waves 3 to 5 feet subsiding to 1 to 3 feet. 
.tonight...north winds 10 to 15 knots increasing to 15 to
20 knots. waves 1 to 3 feet building to 3 to 5 feet. 
.thursday...north winds 15 to 20 knots becoming northwest 10 to
15 knots. waves 2 to 4 feet subsiding to 1 to 3 feet. 
.thursday night...north winds 15 to 20 knots becoming northeast
10 to 15 knots. waves 1 to 3 feet building to 2 to 4 feet, then
subsiding to 1 to 3 feet. 
.friday...northeast winds 10 knots or less becoming south. a
chance of showers friday night. waves 1 to 3 feet subsiding to
1 foot or less. 
.saturday...south winds 5 to 10 knots increasing to 15 to
25 knots. a chance of showers. waves 1 to 3 feet building to 3 to
5 feet. 
.sunday...south winds 15 to 25 knots becoming southwest to
30 knots. showers. waves 3 to 5 feet building to 5 to 8 feet.
waves occasionally around 10 feet. 

$$

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open lake forecast for lake erie
national weather service cleveland oh
927 am edt wed oct 15 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...
high pressure 30.20 inches will move from the northern great lakes
this afternoon to the southern great lakes thursday night. this 
high will move east of the area friday and allow a warm front to 
cross the lake on friday night into saturday. a strong cold front 
will cross the lake on sunday morning.


lez162-163-152030-
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-
927 am edt wed oct 15 2025

.rest of today...north winds 5 to 15 knots. a slight chance of
showers late this morning. waves 1 to 3 feet. 
.tonight...northeast winds 10 to 15 knots. waves 1 to 3 feet. 
.thursday...northeast winds 10 knots or less. waves 2 feet or
less. 
.thursday night...east winds 10 knots or less becoming south.
waves 1 foot or less. 
.friday...south winds 5 to 15 knots. a chance of showers friday
night. waves 2 feet or less. 
.saturday...south winds 10 to 15 knots becoming southwest 15 to
20 knots. a chance of showers during the day, then showers
saturday night. waves 1 to 3 feet. 
.sunday...southwest winds 15 to 25 knots becoming west. showers
likely during the day, then a chance of showers sunday night.
waves 1 to 3 feet building to 3 to 5 feet, then subsiding to 2 to
4 feet. 

$$

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open lake forecast for lake erie
national weather service cleveland oh
927 am edt wed oct 15 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...
high pressure 30.20 inches will move from the northern great lakes
this afternoon to the southern great lakes thursday night. this 
high will move east of the area friday and allow a warm front to 
cross the lake on friday night into saturday. a strong cold front 
will cross the lake on sunday morning.


lez164>168-152030-
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-
927 am edt wed oct 15 2025

.rest of today...north winds 10 to 15 knots. a slight chance of
showers late this morning. waves 2 to 4 feet subsiding to 1 to
3 feet. 
.tonight...north winds 15 to 20 knots becoming northeast 10 to
15 knots. waves 1 to 3 feet building to 2 to 4 feet. 
.thursday...northeast winds 5 to 15 knots becoming north. waves
1 to 3 feet. 
.thursday night...northeast winds less than 10 knots becoming
south. waves 1 foot or less. 
.friday...south winds 5 to 15 knots. a chance of showers friday
night. waves 1 to 3 feet. 
.saturday...south winds 15 to 20 knots becoming southwest. a
chance of showers during the day, then showers saturday night.
waves 1 to 3 feet building to 3 to 5 feet. 
.sunday...southwest winds 15 to 25 knots becoming west to
30 knots. showers during the day, then showers likely sunday
night. waves 3 to 6 feet building to 5 to 9 feet. waves
occasionally around 11 feet. 

$$

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open lake forecast for lake erie
national weather service cleveland oh
927 am edt wed oct 15 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...
high pressure 30.20 inches will move from the northern great lakes
this afternoon to the southern great lakes thursday night. this 
high will move east of the area friday and allow a warm front to 
cross the lake on friday night into saturday. a strong cold front 
will cross the lake on sunday morning.


lez061-169-152030-
ripley to buffalo ny extending from 5nm off shoreline to us-
canadian border-
conneaut oh to ripley ny beyond 5 nm off shoreline to us-
canadian border-
927 am edt wed oct 15 2025

.rest of today...north winds 5 to 15 knots. waves 1 to 3 feet. 
.tonight...north winds 10 to 15 knots. waves 1 to 3 feet. 
.thursday...north winds 5 to 10 knots. waves 1 to 3 feet
subsiding to 1 foot or less. 
.thursday night...north winds less than 10 knots becoming
southeast. waves 1 foot or less. 
.friday...south winds 10 knots or less increasing to 10 to
15 knots. a chance of showers friday night. waves 2 feet or less.
.saturday...south winds 10 to 15 knots increasing to 15 to
20 knots. showers likely saturday night. waves 1 to 3 feet
building to 2 to 4 feet. 
.sunday...southwest winds 15 to 25 knots becoming west. showers.
waves 3 to 5 feet building to 5 to 8 feet. waves occasionally
around 10 feet. 

$$

fzus63 kdtx 151343
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lake st clair forecast
national weather service detroit/pontiac mi
943 am edt wed oct 15 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...northeast flow backs to northwest by the late
afternoon and evening hours in the wake of a cold front.
expansive high pressure, 30.30 inches, will then build into the
great lakes through and will last through thursday.


lcz460-152145-
lake st clair-
943 am edt wed oct 15 2025

.rest of today...north winds 5 to 10 knots increasing to 10 to 15
knots late in the afternoon. partly sunny. waves 2 feet or less.
.tonight...north winds 10 to 15 knots diminishing to 5 to 10 knots
after midnight. clear. waves 2 feet or less.
.thursday...north winds 5 to 10 knots until late afternoon becoming
light and variable. sunny. waves 2 feet or less.
.thursday night...light and variable winds. clear. waves nearly
calm.
.friday...south winds 5 to 10 knots increasing to 10 to 15 knots in
the evening. mostly sunny becoming partly sunny in the afternoon
becoming mostly cloudy. a chance of light showers in the evening.
waves 2 feet or less.
.saturday...south winds 15 to 20 knots. light showers. waves 1 to 3
feet.
.sunday...west winds 20 to 25 knots with gusts to 30 knots. light
showers. waves 1 to 3 feet. a small craft advisory may be needed.

$$

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open lake forecast for lake huron
national weather service detroit/pontiac mi
942 am edt wed oct 15 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...northeast flow backs to northwest by the late
afternoon and evening hours in the wake of a cold front.
expansive high pressure, 30.30 inches, will then build into the
great lakes through and will last through thursday.


lhz462>464-152145-
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 am edt wed oct 15 2025

.rest of today...north winds 10 to 15 knots. waves 2 to 4 feet. 
.tonight...north winds 10 to 15 knots. waves 2 to 4 feet
subsiding to 1 to 3 feet after midnight. 
.thursday...north winds 5 to 10 knots. waves 1 to 3 feet. 
.thursday night...north winds 5 to 10 knots early in the evening
becoming light and variable...then becoming east 5 to 10 knots
after midnight. waves 2 feet or less. 
.friday...south winds 5 to 10 knots increasing to 15 to 20 knots.
a chance of showers late in the morning. rain showers likely late
in the afternoon. waves 1 to 3 feet building to 3 to 5 feet late
in the afternoon. 
.saturday...south winds 15 to 20 knots increasing to 20 to
25 knots with gusts to around 30 knots in the late morning and
early afternoon...then decreasing to 15 to 20 knots until early
morning. a chance of showers early in the morning...then showers
until early morning. waves 5 to 7 feet. waves occasionally around
10 feet. 
.sunday...west 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 evening...then decreasing to 15 to 20 knots in the late
evening and early morning. showers early in the morning...then
showers likely. waves 4 to 6 feet building to 6 to 9 feet until
early morning. waves occasionally around 12 feet. 


$$

fzus63 kdtx 151342
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open lake forecast for lake huron
national weather service detroit/pontiac mi
942 am edt wed oct 15 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...northeast flow backs to northwest by the late
afternoon and evening hours in the wake of a cold front.
expansive high pressure, 30.30 inches, will then build into the
great lakes through and will last through thursday.


lhz362-363-152145-
lake huron from presque isle light to sturgeon point mi beyond
5nm off shore-
lake huron from sturgeon point to alabaster mi beyond 5nm off
shore-
942 am edt wed oct 15 2025

.rest of today...north winds 5 to 10 knots. waves 2 to 4 feet
subsiding to 1 to 3 feet in the afternoon. 
.tonight...north winds 10 to 15 knots decreasing to 5 to 10 knots
early in the morning. waves 1 to 3 feet. 
.thursday...north winds 5 to 10 knots until late afternoon
becoming light and variable. waves 1 to 3 feet. 
.thursday night...light and variable winds becoming south 5 to
10 knots after midnight. a chance of showers after midnight.
waves 2 feet or less. 
.friday...south winds 10 to 15 knots increasing to 15 to
20 knots. a chance of showers...then showers likely late in the
afternoon. waves 1 to 3 feet building to 5 to 7 feet. waves
occasionally around 10 feet. 
.saturday...south winds 20 to 25 knots with gusts to around
30 knots decreasing to 10 to 15 knots. a chance of showers early
in the morning...then showers likely in the late morning and
early afternoon. rain showers until early morning. waves 6 to
9 feet. waves occasionally around 12 feet. 
.sunday...west winds 10 to 15 knots becoming northwest 15 to
20 knots in the late morning and early afternoon...then becoming
west 20 to 25 knots early in the evening decreasing to 15 to
20 knots in the late evening and early morning. showers likely...
then a chance of showers in the late evening and early morning.
waves 4 to 6 feet building to 6 to 9 feet until early morning.
waves occasionally around 12 feet. 


$$

fzus63 kdtx 151342
glflh 
expires:202510152145;;179482

open lake forecast for lake huron
national weather service detroit/pontiac mi
942 am edt wed oct 15 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...northeast flow backs to northwest by the late
afternoon and evening hours in the wake of a cold front.
expansive high pressure, 30.30 inches, will then build into the
great lakes through and will last through thursday.


lhz361-152145-
lake huron from 5nm east of mackinac bridge to presque isle lt
beyond 5 nm off shore-
942 am edt wed oct 15 2025

.rest of today...northeast winds 5 to 10 knots late in the
morning becoming light and variable...then becoming northwest
5 to 10 knots late in the afternoon. waves 2 feet or less. 
.tonight...northwest winds 5 to 10 knots. waves 2 feet or less. 
.thursday...light and variable winds. waves 2 feet or less. 
.thursday night...light and variable winds becoming southeast
5 to 10 knots in the late evening and overnight. showers likely
after midnight. waves 2 feet or less. 
.friday...south winds 10 to 15 knots. showers likely. waves 1 to
3 feet building to 4 to 6 feet. waves occasionally around 8 feet.
.saturday...south winds 15 to 20 knots decreasing to 5 to
10 knots. a chance of showers early in the morning...then showers
until early morning. waves 5 to 7 feet. waves occasionally around
10 feet. 
.sunday...west winds 10 to 15 knots increasing to 15 to 20 knots
with gusts to around 30 knots until early morning. a chance of
showers early in the morning...then showers likely until early
evening. a chance of showers in the late evening and early
morning. waves 3 to 5 feet. 


$$