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open lake forecast for lake ontario
national weather service buffalo ny
1002 am est thu nov 6 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 30.2 inch high will build from the ohio valley to the 
mid-atlantic states today, then will slide east and out to sea 
tonight. a 29.4 inch low over the upper great lakes will then deepen 
to 29.2 inches as it makes its way to western quebec friday and 
friday night, with its trailing cold front crossing the lake friday 
night. another 29.8 inch surface low will deepen to 29.6 inches as 
it tracks from the ohio valley to new england sunday and monday.


loz062-062200-
lake ontario open waters from the niagara river to hamlin beach-
1002 am est thu nov 6 2025

.this afternoon...northwest winds 15 to 20 knots becoming west.
waves 3 to 6 feet subsiding to 2 to 4 feet. 
.tonight...west winds 10 to 15 knots becoming south. waves 1 to
3 feet. 
.friday...south winds 15 to 25 knots becoming southwest to
30 knots. showers. waves 2 to 4 feet building to 5 to 8 feet.
waves occasionally around 10 feet. 
.friday night...southwest winds 15 to 20 knots becoming west.
showers. waves 3 to 6 feet. 
.saturday...northwest winds 15 to 20 knots becoming east. a
chance of showers during the day, then showers likely saturday
night. waves 3 to 6 feet subsiding to 2 to 4 feet. 
.sunday...east winds 15 to 25 knots becoming northwest 15 to
20 knots. rain showers during the day, then rain and snow showers
likely sunday night. waves 5 to 8 feet. waves occasionally around
10 feet. 
.monday...northwest winds 15 to 25 knots. a chance of snow
showers during the day, then snow showers likely monday night.
waves 3 to 6 feet building to 5 to 8 feet. waves occasionally
around 10 feet. 

$$

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open lake forecast for lake huron
national weather service detroit/pontiac mi
945 am est thu nov 6 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...strong southerly winds develop tonight ahead of low
pressure, 29.30 inches, moving through the northern great lakes
tomorrow. brief gusts to gales possible over the open waters
tonight. high pressure will reside over the region saturday
before a more active pattern with a deepening low pressure system
and the arival of arctic air influences the region sunday into
monday.


lhz362-363-462>464-062245-
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-
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-
945 am est thu nov 6 2025

.rest of today...northwest winds 15 to 20 knots becoming 
southwest 10 to 15 knots late in the afternoon. waves 4 to 6 feet 
subsiding to 1 to 3 feet late in the afternoon. waves occasionally
around 8 feet.
.tonight...south winds 10 to 15 knots increasing to 20 to
25 knots with brief gusts to 35 knot gales. a chance of rain 
after midnight. waves 1 to 3 feet building to 6 to 9 feet. waves 
occasionally around 12 feet. 
.friday...south winds 20 to 25 knots with gusts to around
30 knots becoming southwest 15 to 20 knots with gusts to around
30 knots in the late morning and afternoon. a chance of rain.
waves 8 to 12 feet. waves occasionally around 15 feet. 
.friday night...west winds 20 to 25 knots becoming northwest
15 to 20 knots after midnight. waves 6 to 9 feet. waves
occasionally around 12 feet. 
.saturday...north winds 10 to 15 knots becoming northwest 5 to
10 knots late in the morning...then becoming northeast 10 to
15 knots late in the evening. rain likely late in the afternoon.
snow likely late in the evening. waves 4 to 6 feet subsiding to
1 to 3 feet late in the afternoon...then building to 3 to 5 feet
late in the evening. waves occasionally around 8 feet. 
.sunday...north winds 20 to 25 knots increasing to 30 knots until
early evening...then decreasing to 20 to 25 knots in the late
evening and early morning. gusts to 35 knot gales. rain with snow
likely early in the morning...then snow likely. waves 8 to
12 feet. waves occasionally around 15 feet. 
.monday...north winds 20 to 25 knots becoming northwest to
30 knots early in the evening...then decreasing to 20 to 25 knots
in the late evening and early morning. snow likely. waves 10 to
14 feet. waves occasionally around 18 feet. 


$$