Western Lake Ontario
Forecast
Marine Forecast
Issued 10:30 AM EDT 17 April 2025
Today Tonight and Friday.
Wind west 10 knots becoming variable 10 early this evening then becoming south 10 near midnight. Wind backing to southeast 10 early Friday morning then increasing to southwest 15 Friday afternoon.
Showers Friday afternoon and evening.
Strong wind warning program has ended for the season.
Waves
Issued 10:30 AM EDT 17 April 2025
Today Tonight and Friday.
Waves 0.5 metres or less building to 0.5 to 1 Friday
evening.
Extended Forecast
Issued 03:00 AM EDT 17 April 2025
Saturday
Wind southwest 20 knots.
Sunday
Wind northwest 15 knots diminishing to
light.
Monday
Wind light increasing to east 20
knots.
Ice Forecast*
Issued 12:00 PM EDT 17 April 2025 Today Tonight and Friday Ice free.
*Ice Forecast and Warnings also apply to U.S. waters
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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 17 April 2025 Today Tonight and FridayIce Coverage
Ice free.
Warnings
No watches or warnings in effect.
Synopsis
Technical Marine Synopsis
Issued 10:30 AM EDT 17 April 2025 Today Tonight and Friday At 10:30 a.m. EDT today ridge located on a line north-south overToronto.
By 10:30 a.m. EDT Friday ridge located on a line north-south
over Maine.
At 10:30 a.m. EDT today trough located from Nebraska to the Ontario
- Manitoba border.
By 10:30 a.m. EDT Friday trough located on a line
northeast-southwest over Lake Superior.
Great Lakes - Lake Erie and Lake Ontario Area
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