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glflo 
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open lake forecast for lake ontario
national weather service buffalo ny
1002 pm edt sat sep 5 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 large high pressure ridge averaging 30.1 inches will gradually 
build from the upper great lakes tonight, southeast across the lower 
great lakes region through tuesday. the ridge will shift southeast 
on wednesday, allowing a warm front to sweep northeastward across 
the lake, followed by a cold front crossing the lake later wednesday 
night into thursday.


loz062-060900-
lake ontario open waters from the niagara river to hamlin beach-
1002 pm edt sat sep 5 2026

.overnight...north winds 5 to 10 knots becoming northeast.
waves 2 feet or less. 
.sunday...northeast winds 5 to 15 knots becoming east. waves 1 to
3 feet. 
.sunday night...east winds less than 10 knots. waves 1 foot or
less. 
.monday...west winds less than 10 knots becoming southwest. waves
1 foot or less. 
.monday night...southwest winds less than 10 knots becoming west.
waves 1 foot or less. 
.tuesday...light and variable winds becoming south 5 to 10 knots.
waves 1 foot or less. 
.wednesday...southwest winds 15 to 25 knots becoming west. a
chance of showers. waves 2 to 4 feet building to 5 to 8 feet.
waves occasionally around 10 feet. 
.thursday...west winds 15 to 20 knots becoming northwest. waves
3 to 6 feet subsiding to 2 to 4 feet. 

$$

fzus61 kbuf 060202
glflo 
expires:202609060900;;974747

open lake forecast for lake ontario
national weather service buffalo ny
1002 pm edt sat sep 5 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 large high pressure ridge averaging 30.1 inches will gradually 
build from the upper great lakes tonight, southeast across the lower 
great lakes region through tuesday. the ridge will shift southeast 
on wednesday, allowing a warm front to sweep northeastward across 
the lake, followed by a cold front crossing the lake later wednesday 
night into thursday.


loz063>065-060900-
lake ontario open waters from hamlin beach to the saint lawrence
river-
1002 pm edt sat sep 5 2026

.overnight...north winds 5 to 15 knots becoming northeast.
a chance of showers. waves 1 to 3 feet. 
.sunday...northeast winds 10 to 15 knots. waves 1 to 3 feet
building to 2 to 4 feet, then subsiding to 1 to 3 feet. 
.sunday night...north winds 10 knots or less becoming northwest.
waves 2 feet or less. 
.monday...northwest winds 10 knots or less becoming west. waves
1 foot or less. 
.monday night...west winds 5 to 10 knots. waves 1 foot or less. 
.tuesday...west winds 10 knots or less becoming south 10 to
15 knots. waves 2 feet or less. 
.wednesday...south winds 15 to 25 knots becoming west to
30 knots. showers likely. waves 2 to 4 feet building to 4 to
7 feet. waves occasionally around 9 feet. 
.thursday...west winds 15 to 25 knots becoming northwest. waves
5 to 8 feet subsiding to 3 to 5 feet. waves occasionally around
10 feet. 

$$

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open lake forecast for lake erie
national weather service cleveland oh
1004 pm edt sat sep 5 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 30.20 inches north of lake erie will slowly build
south over the lake through early next week.


lez162-163-060815-
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-
1004 pm edt sat sep 5 2026

.overnight...northeast winds 10 to 15 knots. a slight
chance of showers late. waves 1 to 3 feet. 
.sunday...northeast winds 10 to 15 knots. a slight chance of
showers in the morning. waves 1 to 2 feet. 
.sunday night...northeast winds 10 to 15 knots. waves 1 to
2 feet. 
.monday...east winds around 10 knots. waves 1 to 2 feet. 
.monday night...east winds 5 to 10 knots becoming southeast.
waves 1 to 2 feet. 
.tuesday...southeast winds 5 to 10 knots becoming south and
increasing to 15 to 20 knots. waves 2 feet or less. 
.wednesday...southwest winds 15 to 25 knots becoming west and
diminishing to 10 to 15 knots. waves 1 to 3 feet. 
.thursday...west winds 10 to 15 knots becoming north. waves 1 to
2 feet. 

$$

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open lake forecast for lake erie
national weather service cleveland oh
1004 pm edt sat sep 5 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 30.20 inches north of lake erie will slowly build
south over the lake through early next week.


lez164>167-060815-
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-
1004 pm edt sat sep 5 2026

.overnight...northeast winds 5 to 15 knots. a slight chance
of showers. a chance of showers late. waves 1 to
2 feet. 
.sunday...northeast winds 10 to 15 knots. a chance of showers
early, then a slight chance of showers late in the morning. waves
1 to 3 feet. 
.sunday night...northeast winds 5 to 15 knots becoming east.
waves 1 to 3 feet. 
.monday...east winds 5 to 15 knots becoming northeast. waves 1 to
2 feet. 
.monday night...east winds 5 to 15 knots becoming southeast.
waves 2 feet or less. 
.tuesday...southeast winds less than 10 knots becoming south and
increasing to 15 to 20 knots. waves 1 to 3 feet. 
.wednesday...southwest winds 15 to 25 knots becoming west. waves
2 to 4 feet building to 3 to 6 feet. 
.thursday...west winds 15 to 20 knots becoming north 10 to
15 knots. waves 1 to 3 feet. 

$$

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open lake forecast for lake erie
national weather service cleveland oh
1004 pm edt sat sep 5 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 30.20 inches north of lake erie will slowly build
south over the lake through early next week.


lez061-168-169-060815-
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-
1004 pm edt sat sep 5 2026

.overnight...northeast winds 5 to 10 knots. a slight chance
of showers. waves 2 feet or less. 
.sunday...northeast winds 5 to 15 knots. a slight chance of
showers in the morning. waves 1 to 2 feet. 
.sunday night...northeast winds 5 to 15 knots becoming east.
waves 2 feet or less. 
.monday...east winds 5 to 10 knots becoming northeast. waves
1 foot or less. 
.monday night...northeast winds 10 knots or less becoming
southeast. waves 1 foot or less. 
.tuesday...southeast winds 10 knots or less becoming south and
increasing to 15 to 20 knots. waves 1 to 3 feet. 
.wednesday...southwest winds 15 to 25 knots becoming west. a
chance of showers. waves 2 to 4 feet building to 3 to 6 feet. 
.thursday...west winds 15 to 20 knots becoming north 10 to
15 knots. waves 1 to 3 feet. 

$$

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open lake forecast for lake huron
national weather service detroit/pontiac mi
944 pm edt sat sep 5 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...favorable marine conditions are forecast through the
rest of the weekend as high pressure settles over the central
great lakes. a low pressure system arrives tuesday night into
wednesday with associated fronts leading to rising thunderstorm
chances.


lhz363-462-060945-
lake huron from sturgeon point to alabaster mi beyond 5nm off
shore-
lake huron from port austin to harbor beach beyond 5nm off shore-
944 pm edt sat sep 5 2026

.rest of tonight...north winds 5 to 10 knots. waves 2 feet or
less. 
.sunday...northeast winds 5 to 10 knots. waves 2 feet or less. 
.sunday night...north winds 5 to 10 knots early in the evening
becoming light and variable. waves 2 feet or less. 
.monday...light and variable winds. waves 2 feet or less. 
.monday night...light and variable winds becoming southeast 5 to
10 knots in the late evening and overnight. waves 2 feet or less.
.tuesday...south winds 5 to 10 knots increasing to 15 to
20 knots. a chance of thunderstorms late in the evening. waves
2 feet or less building to 2 to 4 feet late in the afternoon. 
.wednesday...southwest winds 15 to 20 knots increasing to 20 to
25 knots in the late morning and early afternoon...then becoming
west 15 to 20 knots . gusts to 35 knot gales. showers likely
early in the morning. a chance of showers in the late morning and
early afternoon. waves 5 to 7 feet. waves occasionally around
10 feet. 
.thursday...northwest winds 15 to 20 knots decreasing to 10 to
15 knots . waves 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
944 pm edt sat sep 5 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...favorable marine conditions are forecast through the
rest of the weekend as high pressure settles over the central
great lakes. a low pressure system arrives tuesday night into
wednesday with associated fronts leading to rising thunderstorm
chances.


lhz361-362-060945-
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-
944 pm edt sat sep 5 2026

.rest of tonight...light and variable winds. waves 2 feet or
less. 
.sunday...light and variable winds. waves 2 feet or less. 
.sunday night...light and variable winds. waves 2 feet or less. 
.monday...light and variable winds. waves 2 feet or less. 
.monday night...southeast winds 5 to 10 knots veering to the
south after midnight. waves 2 feet or less. 
.tuesday...southeast winds 5 to 10 knots becoming south 15 to
20 knots. a chance of showers in the morning. a chance of showers
late in the afternoon...then showers and a chance of
thunderstorms late in the evening. waves 2 feet or less building
to 3 to 5 feet late in the afternoon. 
.wednesday...southwest winds 15 to 20 knots veering to the west .
gusts to 35 knot gales. showers and a chance of thunderstorms
early in the morning...then a chance of showers in the late
morning and early afternoon. waves 4 to 6 feet. 
.thursday...northwest winds 15 to 20 knots with gusts to around
30 knots decreasing to 10 to 15 knots by midnight. waves 4 to
6 feet. waves occasionally around 8 feet. 


$$

fzus63 kdtx 060144
glflh 
expires:202609060945;;974247

open lake forecast for lake huron
national weather service detroit/pontiac mi
944 pm edt sat sep 5 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...favorable marine conditions are forecast through the
rest of the weekend as high pressure settles over the central
great lakes. a low pressure system arrives tuesday night into
wednesday with associated fronts leading to rising thunderstorm
chances.


lhz463-464-060945-
lake huron from harbor beach to port sanilac beyond 5nm off shore-
lake huron from port sanilac to port huron beyond 5nm off shore-
944 pm edt sat sep 5 2026

.rest of tonight...northeast winds 10 to 15 knots decreasing to
5 to 10 knots early in the morning. waves 2 to 4 feet subsiding
to 1 to 3 feet after midnight. 
.sunday...northeast winds 5 to 10 knots becoming north 10 to
15 knots late in the afternoon. waves 2 feet or less. 
.sunday night...north winds 10 to 15 knots becoming northeast
5 to 10 knots in the late evening and overnight. waves 2 feet or
less. 
.monday...southeast winds 5 to 10 knots early in the morning
becoming light and variable. waves 2 feet or less. 
.monday night...light and variable winds becoming east 5 to
10 knots by midnight...then veering to the southeast after
midnight. waves 2 feet or less. 
.tuesday...southeast winds 5 to 10 knots becoming south 10 to
15 knots late in the afternoon. a chance of showers late in the
evening. waves 1 to 3 feet building to 2 to 4 feet late in the
evening. 
.wednesday...southwest winds 15 to 20 knots with gusts to around
30 knots veering to the west by midnight. a chance of showers
early in the morning. waves 2 to 4 feet. 
.thursday...northwest winds 15 to 20 knots decreasing to 10 to
15 knots . waves 2 to 4 feet. 


$$

fzus63 kdtx 060144
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lake st clair forecast
national weather service detroit/pontiac mi
944 pm edt sat sep 5 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...favorable marine conditions are forecast through the
rest of the weekend as high pressure settles over the central
great lakes. a low pressure system arrives tuesday night into
wednesday with associated fronts leading to rising thunderstorm
chances.


lcz460-060945-
lake st clair-
944 pm edt sat sep 5 2026

.rest of tonight...north winds 15 to 20 knots becoming northeast 10
to 15 knots after midnight. clear. waves 1 to 3 feet.
.sunday...northeast winds 10 to 15 knots diminishing to 5 to 10
knots in the late morning and afternoon. mostly sunny. waves 2 feet
or less.
.sunday night...northeast winds 10 to 15 knots diminishing to 5 to
10 knots in the late evening and overnight. mostly clear. waves 2
feet or less.
.monday...east winds 5 to 10 knots. mostly sunny. waves 2 feet or
less.
.monday night...east winds 5 to 10 knots. mostly clear. waves 2 feet
or less.
.tuesday...southeast winds 5 to 10 knots becoming south 10 to 15
knots in the afternoon and evening. mostly sunny in the morning
becoming partly cloudy. waves 2 feet or less.
.wednesday...west winds 20 to 25 knots with gusts to 30 knots.
partly cloudy. waves 2 to 4 feet. a small craft advisory may be
needed.
.thursday...north winds 15 to 20 knots. partly cloudy. waves 1 to 3
feet.

$$