Marine Forecast
Issued 10:15 PM EST 19 December 2025
Tonight and Saturday.
Wind southwest 20 knots diminishing to southwest 15 near
midnight then backing to south 20 early Saturday morning. Wind veering to
southwest 25 near noon Saturday.
Over open water risk of freezing spray late this
evening.
Strong wind warning program has ended for the season.
Winds
Issued 10:15 PM EST 19 December 2025
Tonight and Saturday.
Wind southwest 20 knots diminishing to southwest 15 near
midnight then backing to south 20 early Saturday morning. Wind veering to
southwest 25 near noon Saturday.
Strong wind warning program has ended for the season.
Waves
Issued 10:15 PM EST 19 December 2025
Tonight and Saturday.
Over open water waves 2 to 3 metres subsiding to 0.5 to 1 near
midnight then building to 1 to 1.5 Saturday morning. Waves building to 2
Saturday evening.
Freezing Spray
Issued 10:15 PM EST 19 December 2025
Tonight and Saturday.
Over open water risk of freezing spray late this
evening.
Ice ForecastsIssued 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 19 December 2025 Tonight and Saturday At 6:30 p.m. EST tonight departing low 974 mb located over central Quebec.
At 6:30 p.m. EST tonight ridge located on a line north-south over western Lake Superior. By 6:30 p.m. EST Saturday ridge located on a line northeast-southwest over the Eastern Seaboard.
At 6:30 p.m. EST tonight low 985 mb located over southwestern Manitoba. By 6:30 p.m. EST Saturday low 992 mb located northeast of Lake Superior.
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