Northern Georgian Bay
Forecast
Marine Forecast
Issued 03:00 AM EDT 19 March 2026
Today Tonight and Friday.
Wind southwest 15 knots diminishing to west 10 early this morning then increasing to west 15 near noon. Wind diminishing to light this evening then increasing to southeast 20 Friday morning. Wind diminishing to southeast 10 near noon Friday then becoming northwest 10 Friday afternoon. Wind becoming light Friday evening.
Periods of snow ending early this morning. Snow beginning overnight with a risk of freezing rain and changing to scattered showers or scattered flurries Friday morning and ending near noon Friday. Visibility 1 mile or less in snow.
Strong wind warning program has ended for the season.
Waves
Extended Forecast
Ice Forecast*
*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
Issued 12:00 PM EDT 18 March 2026 Today Tonight and ThursdayIce Coverage
9 tenths new lake ice including 3 tenths thick lake ice except 9
tenths thick lake ice in the southern section. Consolidated thick
lake ice along parts of the shore.
Warnings
No watches or warnings in effect.
Synopsis
Technical Marine Synopsis
Issued 3:00 AM EDT 19 March 2026 Today Tonight and Friday At 3:00 a.m. EDT today low 1010 mb located over northeasternOntario.
By 3:00 a.m. EDT Friday departing low 1013 mb located over Quebec.
At 3:00 a.m. EDT today ridge located on a line north-south over
eastern Manitoba.
By 3:00 a.m. EDT Friday ridge located on a line north-south over
eastern Ontario.
By 3:00 a.m. EDT Friday low 1005 mb located over northwestern
Ontario.
Great Lakes - Lake Huron Area
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