Eastern Lake Ontario
Forecast
Marine Forecast
Issued 10:30 AM EST 12 February 2026
Today Tonight and Friday.
Wind northwest 15 knots diminishing to northwest 10 near midnight then increasing to west 15 early Friday morning. Wind backing to southwest 15 to 20 near noon Friday then becoming southwest 20 Friday evening.
Snow Friday evening. Visibility 1 mile or less in snow.
Strong wind warning program has ended for the season.
Waves
Issued 10:30 AM EST 12 February 2026
Today Tonight and Friday.
Over open water waves 0.5 to 1 metre subsiding to 0.5 late
overnight then building to 1 Friday afternoon. Waves building to 1 to 1.5 Friday
evening.
Extended Forecast
Issued 03:00 AM EST 12 February 2026
Saturday
Wind west 15 knots diminishing to light in
the afternoon.
Sunday
Wind light.
Monday
Wind light.
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Weather Conditions
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Ice Conditions
*Ice Forecast and Warnings also apply to U.S. waters
Ice Forecasts
Issued 12:00 PM EDT 16 May 2025 Forecasts have ended for the season.Warnings
No watches or warnings in effect.
Synopsis
Technical Marine Synopsis
Issued 10:30 AM EST 12 February 2026 Today Tonight and Friday At 10:30 a.m. EST today departing trough located on a line east-westover southern Ontario.
At 10:30 a.m. EST today high 1027 mb located over Wisconsin.
By 10:30 a.m. EST Friday high 1029 mb located over southern Ohio.
At 10:30 a.m. EST today low 1008 mb located over northern
Saskatchewan.
By 10:30 a.m. EST Friday low 1011 mb located over northern Ontario.
Great Lakes - Lake Huron Area
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