Marine Forecast
Issued 06:30 PM EST 05 December 2025
Tonight and Saturday.
Wind southwest 25 knots increasing to southwest 30 this evening
then diminishing to west 20 Saturday morning. Wind veering to northwest 15
Saturday afternoon then diminishing to northwest 10 Saturday
evening.
Flurries tonight and Saturday. Visibility 1 mile or less in
flurries.
Strong wind warning program has ended for the season.
Winds
Issued 06:30 PM EST 05 December 2025
Tonight and Saturday.
Wind southwest 25 knots increasing to southwest 30 this evening
then diminishing to west 20 Saturday morning. Wind veering to northwest 15
Saturday afternoon then diminishing to northwest 10 Saturday
evening.
Strong wind warning program has ended for the season.
Waves
Issued 06:30 PM EST 05 December 2025
Tonight and Saturday.
Waves 2 metres building to 2 to 3 near midnight then subsiding to
2 early Saturday morning. Waves subsiding to 1.5 near noon Saturday and to 1
Saturday evening.
Weather & Visibility
Issued 06:30 PM EST 05 December 2025
Tonight and Saturday.
Flurries tonight and Saturday. Visibility 1 mile or less in
flurries.
Ice ForecastsLake HuronIssued 12:00 PM EDT 16 May 2025 Forecasts have ended for the season.Ice ForecastsLake MichiganIssued 12:00 PM EDT 16 May 2025 Forecasts have ended for the season.
No watches or warnings in effect.
Technical Marine SynopsisIssued 6:30 PM EST 5 December 2025 Tonight and Saturday At 6:30 p.m. EST tonight ridge located on a line north-south over eastern Quebec. By 6:30 p.m. EST Saturday departing ridge located on a line north-south over Labrador.
At 6:30 p.m. EST tonight cold front located on a line northeast-southwest over northern Ontario. By 6:30 p.m. EST Saturday cold front located on a line northeast-southwest over Lake Huron.
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