Western Lake Ontario
Forecast
Marine Forecast
Issued 10:30 AM EDT 12 June 2025
Today Tonight and Friday.
Wind west 10 knots veering to northwest 10 this afternoon then to northeast 10 near midnight. Wind increasing to northeast 15 early Friday morning.
Waves
Issued 10:30 AM EDT 12 June 2025
Today Tonight and Friday.
Waves 0.5 metres or less building to 1 Friday
morning.
Extended Forecast
Issued 03:00 AM EDT 12 June 2025
Saturday
Wind east 15 knots diminishing to light late
in the day.
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 EDT 12 June 2025 Today Tonight and Friday At 10:30 a.m. EDT today departing low 987 mb located over northernLabrador.
At 10:30 a.m. EDT today ridge located on a line northwest-southeast
over central Manitoba.
By 10:30 a.m. EDT Friday high 1026 mb located over northeastern
Ontario.
Great Lakes - Lake Huron Area
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