Southern Lake Huron
Forecast
Marine Forecast
Issued 06:30 PM EDT 18 April 2025
Tonight and Saturday.
Wind southwest 15 knots veering to northwest 15 early Saturday morning then increasing to northwest 20 Saturday evening.
Showers and fog patches ending near noon Saturday with a risk of thunderstorms.
Strong wind warning program has ended for the season.
Waves
Issued 06:30 PM EDT 18 April 2025
Tonight and Saturday.
Waves 1 to 1.5 metres subsiding to 1 this evening becoming 2
Saturday morning except 1 over southern sections. Waves subsiding to 1.5
Saturday evening.
Extended Forecast
Issued 06:30 PM EDT 18 April 2025
Sunday
Wind northwest 15 knots diminishing to light in
the morning then becoming northeast 15 late in the day.
Monday
Wind southeast 25 knots veering to southwest 25
late in the day.
Tuesday
Wind southwest 25 knots diminishing to
northwest 15.
Ice Forecast*
Issued 12:00 PM EDT 18 April 2025 Today Tonight and Saturday 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
Southern Lake Huron
Issued 12:00 PM EDT 18 April 2025 Today Tonight and SaturdayIce Coverage
Ice free.
Ice Forecasts
Northern Lake Michigan
Issued 12:00 PM EDT 18 April 2025 Today Tonight and SaturdayIce Coverage
Open water.
Ice Forecasts
Southern Lake Michigan
Issued 12:00 PM EDT 18 April 2025 Today Tonight and SaturdayIce Coverage
Ice free.
Ice Forecasts
Green Bay
Issued 12:00 PM EDT 18 April 2025 Today Tonight and SaturdayIce Coverage
Open water except 1 tenth thick lake ice in Bays de Noc.
Warnings
No watches or warnings in effect.
Synopsis
Technical Marine Synopsis
Issued 6:30 PM EDT 18 April 2025 Tonight and Saturday At 6:30 p.m. EDT tonight trough located on a linenortheast-southwest over northeastern Ontario.
By 6:30 p.m. EDT Saturday trough located on a line
northeast-southwest over the Eastern Seaboard.
At 6:30 p.m. EDT tonight ridge located on a line northeast-southwest
over Manitoba.
By 6:30 p.m. EDT Saturday ridge located on a line north-south over
Lake Superior.
Great Lakes - Lake Erie and Lake Ontario Area
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