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open lake forecast for lake ontario
national weather service buffalo ny
402 am edt tue apr 28 2026

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 29.4 inch low over the upper great lakes this morning 
will track into ontario today, while pushing a warm front across the 
lake. the low will then continue northeast to james bay tonight 
sending a cold front across the lake. an inverted trough averaging 
29.7 inches is expected across the lower great lakes wednesday 
through wednesday night. the trough/low will track to the canadian 
maritimes, while also elongating south along the coast of new 
england thursday through friday. the remnants of the sfc low will 
then retrograde northwest to near james bay as a 29.5 inch low 
tracks across the se u.s. and out to sea from the delmarva on 
saturday.


loz062-281500-
lake ontario open waters from the niagara river to hamlin beach-
402 am edt tue apr 28 2026

.today...southeast winds 15 to 20 knots becoming south. showers
through early afternoon, then a chance of showers late. waves
2 to 4 feet subsiding to 1 to 3 feet. 
.tonight...south winds 15 to 20 knots becoming northwest and
diminishing to 10 knots or less after midnight. a chance of
showers in the evening. waves 1 to 3 feet subsiding to 1 foot or
less. 
.wednesday...north winds 5 to 15 knots. a chance of showers in
the morning, then showers in the afternoon. waves 2 feet or less.
.wednesday night...northwest winds 10 to 15 knots becoming west
15 to 20 knots. rain showers. waves 1 to 3 feet building to 2 to
4 feet. 
.thursday...west winds 15 to 20 knots diminishing to 10 to
15 knots. waves 3 to 5 feet subsiding to 2 to 4 feet. 
.friday...west winds 10 to 15 knots. waves 2 to 3 feet. 
.saturday...west winds 10 to 15 knots. waves 1 to 2 feet. 

$$

fzus61 kbuf 280802
glflo 
expires:202604281500;;659347

open lake forecast for lake ontario
national weather service buffalo ny
402 am edt tue apr 28 2026

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 29.4 inch low over the upper great lakes this morning 
will track into ontario today, while pushing a warm front across the 
lake. the low will then continue northeast to james bay tonight 
sending a cold front across the lake. an inverted trough averaging 
29.7 inches is expected across the lower great lakes wednesday 
through wednesday night. the trough/low will track to the canadian 
maritimes, while also elongating south along the coast of new 
england thursday through friday. the remnants of the sfc low will 
then retrograde northwest to near james bay as a 29.5 inch low 
tracks across the se u.s. and out to sea from the delmarva on 
saturday.


loz063>065-281500-
lake ontario open waters from hamlin beach to the saint lawrence
river-
402 am edt tue apr 28 2026

.today...southeast winds 15 to 20 knots. a chance of showers late
this morning. showers this afternoon. waves 3 to 5 feet subsiding
to 2 to 4 feet. 
.tonight...south winds 15 to 25 knots becoming southwest and
diminishing to 10 to 15 knots. showers likely early, then a
chance of showers. waves 3 to 5 feet subsiding to 1 to 3 feet. 
.wednesday...south winds 5 to 10 knots becoming north. a chance
of showers in the morning, then showers in the afternoon. waves
2 feet or less. 
.wednesday night...north winds 10 to 15 knots becoming west 15 to
20 knots. showers. waves 1 to 3 feet building to 3 to 5 feet. 
.thursday...west winds 15 to 20 knots. a chance of rain showers
during the day. waves 3 to 6 feet. 
.friday...west winds 10 to 15 knots increasing to 15 to 20 knots.
waves 2 to 4 feet. 
.saturday...west winds 10 to 15 knots. waves 1 to 3 feet. 

$$

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open lake forecast for lake erie
national weather service cleveland oh
339 am edt tue apr 28 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...
a cold front comes through today followed by a trough averaging
29.80 inches tonight into wednesday as low pressure passes south
of lake erie. as this surface low exits to the northeast, a trough
now averaging 30.00 inches will persist for the end of the week
and into the weekend.




lez162>164-281415-
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-
339 am edt tue apr 28 2026

.today...south winds 15 to 20 knots becoming west 10 to 15 knots.
a chance of showers with a slight chance of thunderstorms early,
then a slight chance of showers late this morning. waves 3 to
5 feet subsiding to 1 to 3 feet. 
.tonight...west winds 5 to 10 knots becoming north. a chance of
showers late. waves 2 feet or less. 
.wednesday...northeast winds 5 to 15 knots becoming north.
showers likely. waves 1 to 3 feet. 
.wednesday night...north winds 10 to 15 knots becoming northwest.
a chance of showers in the evening. waves 1 to 3 feet. 
.thursday...northwest winds around 10 knots. waves 2 feet or
less. 
.friday...northwest winds 10 to 15 knots. waves 1 to 2 feet. 
.saturday...northwest winds 10 to 15 knots becoming west. waves
1 to 2 feet. 

winds and waves higher in and near thunderstorms.

$$

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open lake forecast for lake erie
national weather service cleveland oh
339 am edt tue apr 28 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...
a cold front comes through today followed by a trough averaging
29.80 inches tonight into wednesday as low pressure passes south
of lake erie. as this surface low exits to the northeast, a trough
now averaging 30.00 inches will persist for the end of the week
and into the weekend.




lez165>167-281415-
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-
339 am edt tue apr 28 2026

.today...south winds 15 to 25 knots becoming west and diminishing
to 10 to 15 knots. a chance of showers with a slight chance of
thunderstorms early, then a chance of showers late this morning.
waves 3 to 6 feet subsiding to 2 to 3 feet. 
.tonight...west winds 10 knots or less becoming north. waves 1 to
3 feet. 
.wednesday...northeast winds 5 to 15 knots becoming north.
showers. waves 1 to 3 feet. 
.wednesday night...north winds 10 to 15 knots becoming northwest.
showers likely in the evening. waves 2 to 4 feet. 
.thursday...northwest winds 5 to 15 knots. waves 1 to 3 feet. 
.friday...northwest winds around 10 knots becoming north. waves
1 to 2 feet. 
.saturday...northwest winds 5 to 15 knots becoming west. waves
1 to 3 feet. 

winds and waves higher in and near thunderstorms.

$$

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open lake forecast for lake erie
national weather service cleveland oh
339 am edt tue apr 28 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...
a cold front comes through today followed by a trough averaging
29.80 inches tonight into wednesday as low pressure passes south
of lake erie. as this surface low exits to the northeast, a trough
now averaging 30.00 inches will persist for the end of the week
and into the weekend.




lez061-168-169-281415-
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-
339 am edt tue apr 28 2026

.today...south winds 15 to 25 knots becoming southwest and
diminishing to 10 to 15 knots. showers likely with a slight
chance of thunderstorms this morning, then a chance of showers
this afternoon. waves 3 to 6 feet subsiding to 1 to 3 feet. 
.tonight...southwest winds 5 to 15 knots becoming northwest less
than 10 knots. waves 1 to 3 feet. 
.wednesday...northeast winds 10 knots or less becoming north
10 to 15 knots. showers. waves 1 to 3 feet. 
.wednesday night...north winds 10 to 15 knots becoming northwest.
rain showers in the evening, then a chance of rain showers
overnight. waves 1 to 3 feet. 
.thursday...northwest winds 5 to 15 knots. waves 1 to 3 feet. 
.friday...northwest winds 5 to 10 knots. waves 1 to 2 feet. 
.saturday...northwest winds 5 to 15 knots becoming west. waves
1 to 2 feet. 

winds and waves higher in and near thunderstorms.

$$

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lake st clair forecast
national weather service detroit/pontiac mi
336 am edt tue apr 28 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, 29.30 inches, exits lake
superior and moves into central ontario this morning as its
expansive low-level wind field migrates across the central great
lakes. showers and embedded thunderstorms are expected before the
cold front passes through midday.


lcz460-281545-
lake st clair-
336 am edt tue apr 28 2026

...small craft advisory in effect through this afternoon...

.today...south winds 20 to 25 knots with gusts to 30 knots becoming
southwest 15 to 20 knots in the late morning and early
afternoon...then becoming west 10 to 15 knots late in the afternoon.
cloudy early in the morning becoming partly sunny. a chance of light
showers early in the morning. waves 2 to 4 feet subsiding to 1 to 3
feet in the late morning and afternoon.
.tonight...west winds 10 to 15 knots becoming northwest 5 to 10
knots in the late evening and overnight. partly cloudy. waves 2 feet
or less.
.wednesday...northeast winds 5 to 10 knots becoming north 10 to 15
knots in the late morning and afternoon. mostly cloudy with a chance
of light showers. waves 2 feet or less.
.wednesday night...north winds 10 to 15 knots becoming northwest 5
to 10 knots after midnight. partly cloudy. a chance of light showers
early in the evening. waves 2 feet or less.
.thursday...northwest winds 5 to 10 knots. mostly sunny in the
morning becoming partly cloudy. waves 2 feet or less.
.friday...north winds 10 to 15 knots. partly cloudy. waves 2 feet or
less.
.saturday...northwest winds 10 to 15 knots. partly cloudy. waves 2
feet or less.

$$

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open lake forecast for lake huron
national weather service detroit/pontiac mi
331 am edt tue apr 28 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, 29.30 inches, exits lake
superior and moves into central ontario this morning as its
expansive low-level wind field migrates across the central great
lakes. showers and embedded thunderstorms are expected before the
cold front passes through midday.


lhz462>464-281545-
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-
331 am edt tue apr 28 2026

.today...south winds 20 to 25 knots with gusts to 35 knot gales
decreasing to 15 to 20 knots late in the morning...then veering
to the southwest early in the afternoon decreasing to 10 to
15 knots late in the afternoon. showers in the morning. waves
6 to 9 feet subsiding to 4 to 6 feet late in the afternoon. waves
occasionally around 12 feet. 
.tonight...west winds 10 to 15 knots decreasing to 5 to 10 knots
by midnight...then veering to the west 5 to 10 knots early in the
morning. waves 2 to 4 feet subsiding to 1 to 3 feet in the late
evening and overnight. 
.wednesday...north winds 5 to 10 knots increasing to 10 to
15 knots in the late morning and afternoon. waves 1 to 3 feet
building to 2 to 4 feet early in the afternoon. 
.wednesday night...north winds 10 to 15 knots. waves 3 to 5 feet.
.thursday...northwest winds 10 to 15 knots becoming north 5 to
10 knots late in the morning...then becoming northwest 10 to
15 knots late in the evening. waves 3 to 5 feet subsiding to 1 to
3 feet late in the afternoon...then building to 2 to 4 feet late
in the evening. 
.friday...northwest winds 10 to 15 knots decreasing to northwest
by midnight. waves 2 to 4 feet subsiding to 1 to 3 feet . 
.saturday...northwest winds 10 to 15 knots decreasing to 5 to
10 knots until early evening...then veering to the northwest 5 to
10 knots by midnight. waves 2 to 4 feet subsiding to 1 to 3 feet
. 


$$

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open lake forecast for lake huron
national weather service detroit/pontiac mi
331 am edt tue apr 28 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, 29.30 inches, exits lake
superior and moves into central ontario this morning as its
expansive low-level wind field migrates across the central great
lakes. showers and embedded thunderstorms are expected before the
cold front passes through midday.


lhz361>363-281545-
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-
lake huron from sturgeon point to alabaster mi beyond 5nm off
shore-
331 am edt tue apr 28 2026

...gale warning in effect until 8 am edt this morning...

.today...south winds 20 to 25 knots with gusts to 35 knot gales
decreasing to 15 to 20 knots in the late morning and early
afternoon...then becoming southwest 10 to 15 knots late in the
afternoon. a chance of showers in the morning. waves 10 to
14 feet subsiding to 6 to 9 feet late in the afternoon. waves
occasionally around 18 feet. 
.tonight...southwest winds 10 to 15 knots becoming west 5 to
10 knots in the late evening and overnight. waves 3 to 5 feet
subsiding to 1 to 3 feet early in the morning. 
.wednesday...north winds 5 to 10 knots backing to the northwest
in the late morning and early afternoon...then becoming northwest
5 to 10 knots early in the afternoon. waves 1 to 3 feet. 
.wednesday night...northwest winds 10 to 15 knots increasing to
15 to 20 knots by midnight...then decreasing to 10 to 15 knots
after midnight. waves 3 to 5 feet. 
.thursday...northwest winds 10 to 15 knots. waves 3 to 5 feet. 
.friday...northwest winds 10 to 15 knots. waves 3 to 5 feet. 
.saturday...northwest winds 10 to 15 knots. waves 3 to 5 feet. 


$$