Lake St. Clair
Forecast
Marine Forecast
Issued 06:30 PM EDT 21 June 2025
Tonight and Sunday.
Wind south 15 knots veering to southwest 15 this evening then diminishing to southwest 10 Sunday evening.
Waves
Issued 06:30 PM EDT 21 June 2025
Tonight and Sunday.
Waves 0.5 to 1 metre subsiding to 0.5 or less Sunday
evening.
Extended Forecast
Issued 06:30 PM EDT 21 June 2025
Monday
Wind southwest 15 knots.
Tuesday
Wind light.
Wednesday
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 6:30 PM EDT 21 June 2025 Tonight and Sunday At 6:30 p.m. EDT tonight departing low 1000 mb located nearJames Bay.
At 6:30 p.m. EDT tonight low 996 mb located over South Dakota.
By 6:30 p.m. EDT Sunday low 996 mb located over western North
Dakota.
Great Lakes - Lake Huron Area
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