Lake St. Clair
Forecast
Marine Forecast
Issued 03:00 AM EDT 23 March 2025
Today Tonight and Monday.
Wind east 10 knots increasing to southeast 15 this morning and to southeast 20 early this evening. Wind veering to southwest 25 overnight then to west 20 Monday evening.
Showers tonight.
Strong wind warning program has ended for the season.
Waves
Issued 03:00 AM EDT 23 March 2025
Today Tonight and Monday.
Waves less than 0.5 metres building to 0.5 near noon and to 1
overnight. Waves subsiding to 0.5 Monday evening.
Extended Forecast
Issued 03:00 AM EDT 23 March 2025
Tuesday
Wind west 15 knots diminishing to light in the
morning.
Wednesday
Wind northwest 15 knots diminishing to light
late in the day.
Thursday
Wind light becoming southwest 15 knots late
in the day.
Ice Forecast*
Issued 12:00 PM EDT 22 March 2025 Today Tonight and Sunday Open water.
*Ice Forecast and Warnings also apply to U.S. waters
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Weather Conditions
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Legend:


Ice Conditions
*Ice Forecast and Warnings also apply to U.S. waters
Ice Forecasts
Issued 12:00 PM EDT 22 March 2025 Today Tonight and SundayIce Coverage
Open water.
Warnings
No watches or warnings in effect.
Synopsis
Technical Marine Synopsis
Issued 3:00 AM EDT 23 March 2025 Today Tonight and Monday At 3:00 a.m. EDT today ridge located on a line north-south overLake Huron.
By 3:00 a.m. EDT Monday ridge located on a line northeast-southwest
over Quebec.
At 3:00 a.m. EDT today low 1000 mb located over South Dakota.
By 3:00 a.m. EDT Monday low 998 mb located over northern Lake
Michigan.
Great Lakes - Lake Erie and Lake Ontario Area
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