fzus61 kbuf 030802
glflo 
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open lake forecast for lake ontario
national weather service buffalo ny
402 am edt sun may 3 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 29.7 inch low well southeast of maine will deepen to 
28.8 inches as it tracks to atlantic canada through tonight, while a 
30.2 inch high centered over the tennessee valley slides east and 
off the carolina coast. a 29.1 inch low over western ontario 
province monday will then weaken to 29.3 inches as it moves to 
northern quebec through tuesday, with its trailing wavy cold front 
slowly crossing the lake tuesday, then drifting across new england 
through wednesday.


loz062-031500-
lake ontario open waters from the niagara river to hamlin beach-
402 am edt sun may 3 2026

.today...west winds 5 to 15 knots becoming southwest 15 to
20 knots. a chance of rain showers late. waves 1 to 3 feet. 
.tonight...southwest winds 15 to 20 knots. a chance of showers in
the evening. waves 2 to 4 feet building to 3 to 6 feet. 
.monday...southwest winds 15 to 20 knots. waves 3 to 5 feet. 
.monday night...southwest winds 15 to 20 knots. a chance of
showers overnight. waves 3 to 5 feet. 
.tuesday...southwest winds 15 to 20 knots becoming northwest
10 to 15 knots. showers. waves 3 to 5 feet subsiding to 1 to
2 feet. 
.wednesday...northwest winds 10 knots or less. showers during the
day. waves 1 foot or less. 
.thursday...northwest winds 10 knots or less becoming west 10 to
15 knots. a chance of showers. waves 2 feet or less. 

$$

fzus61 kbuf 030802
glflo 
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open lake forecast for lake ontario
national weather service buffalo ny
402 am edt sun may 3 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 29.7 inch low well southeast of maine will deepen to 
28.8 inches as it tracks to atlantic canada through tonight, while a 
30.2 inch high centered over the tennessee valley slides east and 
off the carolina coast. a 29.1 inch low over western ontario 
province monday will then weaken to 29.3 inches as it moves to 
northern quebec through tuesday, with its trailing wavy cold front 
slowly crossing the lake tuesday, then drifting across new england 
through wednesday.


loz063>065-031500-
lake ontario open waters from hamlin beach to the saint lawrence
river-
402 am edt sun may 3 2026

.today...west winds 5 to 15 knots becoming southwest. waves 1 to
3 feet. 
.tonight...southwest winds 10 to 15 knots increasing to 15 to
20 knots. a chance of showers. waves 1 to 3 feet building to 3 to
5 feet. 
.monday...southwest winds 15 to 20 knots diminishing to 10 to
15 knots. a chance of showers in the morning. waves 3 to 5 feet
subsiding to 1 to 3 feet. 
.monday night...south winds 10 to 15 knots increasing to 15 to
20 knots. waves 1 to 3 feet building to 2 to 4 feet. 
.tuesday...southwest winds 15 to 20 knots becoming west 10 to
15 knots. showers likely with a chance of thunderstorms during
the day, then showers tuesday night. waves 2 to 4 feet subsiding
to 1 to 3 feet. 
.wednesday...west winds 5 to 10 knots. showers during the day,
then a chance of showers wednesday night. waves 2 feet or less. 
.thursday...west winds 5 to 15 knots increasing to 15 to
20 knots. a chance of showers. waves 1 to 3 feet building to 2 to
4 feet. 

winds and waves higher in and near thunderstorms.

$$

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open lake forecast for lake erie
national weather service cleveland oh
400 am edt sun may 3 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 of 30.10 inches over the ohio valley moves south 
while a trough of 29.50 inches moves into the upper great lakes.  
this trough will settle south across the central great lakes 
monday into tuesday, with a cold front settling south of lake erie
tuesday night. high pressure of 30.00 inches builds over lake 
erie on wednesday followed by a trough of 29.80 inches moving over
the lake on thursday.


lez162>165-031415-
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-
vermilion to avon point oh beyond 5 nm off shoreline to us-
canadian border-
400 am edt sun may 3 2026

.today...southwest winds 10 to 15 knots increasing to 15 to
25 knots. waves 1 to 3 feet building to 2 to 4 feet. 
.tonight...southwest winds 20 to 25 knots. a slight chance of 
showers through the early overnight. waves 2 to 4 feet building to
3 to 5 feet. 
.monday...southwest winds 15 to 20 knots diminishing to 10 to
15 knots. waves 3 to 5 feet subsiding to 1 to 3 feet. 
.monday night...southwest winds 10 to 15 knots increasing to
15 to 20 knots. a chance of showers. waves 1 to 3 feet building
to 3 to 5 feet. 
.tuesday...southwest winds 10 to 15 knots becoming north.
showers. waves 3 to 5 feet subsiding to 1 to 3 feet. 
.wednesday...north winds 5 to 15 knots. waves 2 feet or less. 
.thursday...north winds 10 to 15 knots becoming west. a chance of
showers during the day. waves 1 to 3 feet. 

$$

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open lake forecast for lake erie
national weather service cleveland oh
400 am edt sun may 3 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 of 30.10 inches over the ohio valley moves south 
while a trough of 29.50 inches moves into the upper great lakes.  
this trough will settle south across the central great lakes 
monday into tuesday, with a cold front settling south of lake erie
tuesday night. high pressure of 30.00 inches builds over lake 
erie on wednesday followed by a trough of 29.80 inches moving over
the lake on thursday.


lez061-166>169-031415-
ripley to buffalo ny extending from 5nm 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-
conneaut oh to ripley ny beyond 5 nm off shoreline to us-
canadian border-
400 am edt sun may 3 2026

.today...southwest winds 10 to 15 knots increasing to 15 to
20 knots. a slight chance of showers late. waves 1 to 3 feet
building to 3 to 5 feet. 
.tonight...southwest winds 15 to 25 knots. a slight chance of
showers. waves 3 to 6 feet. 
.monday...southwest winds 15 to 20 knots diminishing to 10 to
15 knots. waves 3 to 5 feet subsiding to 2 to 4 feet. 
.monday night...southwest winds 10 to 15 knots increasing to
15 to 20 knots. showers likely in the evening, then a chance of
showers overnight. waves 2 to 4 feet building to 3 to 5 feet. 
.tuesday...southwest winds 15 to 20 knots becoming north 10 to
15 knots. showers. waves 3 to 5 feet subsiding to 1 to 3 feet. 
.wednesday...north winds 10 knots or less. a chance of showers
during the day. waves 1 to 3 feet. 
.thursday...northeast winds 5 to 15 knots becoming west. a chance
of showers during the day. waves 1 to 3 feet. 

$$

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glfsc 
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lake st clair forecast
national weather service detroit/pontiac mi
309 am edt sun may 3 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 warm front moves through today which will support
southwest flow and increasing winds speeds through the morning.
southwest flow holds through tomorrow before a cold front veers
wind direction northwest by tuesday.


lcz460-031515-
lake st clair-
309 am edt sun may 3 2026

...small craft advisory in effect from noon edt today through
this evening...

.today...southwest winds 10 to 15 knots increasing to 15 to 20 knots
with gusts to 30 knots in the afternoon. partly sunny. waves 1 to 3
feet.
.tonight...southwest winds 15 to 20 knots. gusts to 30 knots early
in the evening. partly cloudy. waves 1 to 3 feet.
.monday...southwest winds 10 to 15 knots increasing to 15 to 20
knots in the late morning and afternoon. mostly sunny. waves 1 to 3
feet.
.monday night...southwest winds 15 to 20 knots. partly cloudy. a
chance of light showers. waves 1 to 3 feet.
.tuesday...southwest winds 10 to 15 knots veering to the northwest
in the afternoon and evening. light showers likely in the morning.
rain showers in the afternoon and evening. waves 2 feet or less.
.wednesday...northeast winds 10 to 15 knots. mostly cloudy with
light showers likely. waves 2 feet or less.
.thursday...northwest winds 5 to 10 knots. mostly cloudy. a chance
of showers. waves 2 feet or less.

$$

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open lake forecast for lake huron
national weather service detroit/pontiac mi
308 am edt sun may 3 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 warm front moves through today which will support
southwest flow and increasing winds speeds through the morning.
southwest flow holds through tomorrow before a cold front veers
wind direction northwest by tuesday.


lhz361-031515-
lake huron from 5nm east of mackinac bridge to presque isle lt
beyond 5 nm off shore-
308 am edt sun may 3 2026

.today...south winds 5 to 10 knots increasing to 10 to 15 knots
late in the afternoon. a chance of showers. waves 1 to 3 feet. 
.tonight...southwest winds 10 to 15 knots decreasing to 5 to
10 knots after midnight. a chance of showers in the evening.
waves 1 to 3 feet. 
.monday...south winds 10 to 15 knots increasing to 15 to 20 knots
in the late morning and afternoon. a chance of showers in the
afternoon. waves 1 to 3 feet building to 3 to 5 feet in the late
morning and afternoon. 
.monday night...southwest winds 15 to 20 knots becoming west
10 to 15 knots in the late evening and overnight. a chance of
showers in the evening. waves 3 to 5 feet subsiding to 2 to
4 feet after midnight. 
.tuesday...west winds 10 to 15 knots becoming northwest 5 to
10 knots late in the evening. waves 2 to 4 feet. 
.wednesday...west winds 5 to 10 knots increasing to 10 to
15 knots until early evening...then becoming northwest 5 to
10 knots by midnight. waves 1 to 3 feet. 
.thursday...northwest winds 5 to 10 knots becoming west 10 to
15 knots . waves 2 feet or less building to 3 to 5 feet . 


$$

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glflh 
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open lake forecast for lake huron
national weather service detroit/pontiac mi
308 am edt sun may 3 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 warm front moves through today which will support
southwest flow and increasing winds speeds through the morning.
southwest flow holds through tomorrow before a cold front veers
wind direction northwest by tuesday.


lhz362-363-031515-
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-
308 am edt sun may 3 2026

.today...south winds 10 to 15 knots. a chance of showers in the
afternoon. waves 1 to 3 feet building to 3 to 5 feet in the late
morning and afternoon. 
.tonight...southwest winds 15 to 20 knots decreasing to 5 to
10 knots. waves 3 to 5 feet. 
.monday...southwest winds 10 to 15 knots becoming south 15 to
20 knots in the late morning and afternoon. waves 1 to 3 feet
building to 4 to 6 feet in the late morning and afternoon. waves
occasionally around 8 feet. 
.monday night...south winds 15 to 20 knots becoming west 10 to
15 knots in the late evening and overnight. a chance of showers.
waves 4 to 6 feet. waves occasionally around 8 feet. 
.tuesday...north winds 5 to 10 knots. a chance of showers. waves
2 to 4 feet. 
.wednesday...north winds 5 to 10 knots early in the morning
backing to the northwest...then veering to the east early in the
evening becoming light and variable. waves 1 to 3 feet. 
.thursday...north winds 5 to 10 knots backing to the west by
midnight. waves 1 to 3 feet building to 3 to 5 feet . 


$$

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glflh 
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open lake forecast for lake huron
national weather service detroit/pontiac mi
308 am edt sun may 3 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 warm front moves through today which will support
southwest flow and increasing winds speeds through the morning.
southwest flow holds through tomorrow before a cold front veers
wind direction northwest by tuesday.


lhz462>464-031515-
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-
308 am edt sun may 3 2026

.today...south winds 10 to 15 knots. waves 1 to 3 feet building
to 2 to 4 feet in the afternoon. 
.tonight...southwest winds 15 to 20 knots decreasing to 10 to
15 knots after midnight. waves 3 to 5 feet. 
.monday...southwest winds 10 to 15 knots becoming south 15 to
20 knots early in the afternoon. waves 1 to 3 feet building to
2 to 4 feet in the late morning and afternoon. 
.monday night...south winds 15 to 20 knots becoming southwest
10 to 15 knots in the late evening and overnight. a chance of
showers. waves 3 to 5 feet. 
.tuesday...north winds 5 to 10 knots. a chance of showers. waves
2 to 4 feet subsiding to 1 to 3 feet. 
.wednesday...north winds 5 to 10 knots becoming light and
variable. waves 2 feet or less. 
.thursday...north winds 5 to 10 knots. waves 2 feet or less. 


$$