Western Lake Ontario
Forecast
Marine Forecast
Issued 10:30 AM EST 09 December 2023
Today Tonight and Sunday.
Wind south 10 knots increasing to southwest 15 early this evening then diminishing to light near midnight. Wind becoming west 10 early Sunday morning then increasing to west 15 near noon Sunday.
Scattered showers ending Sunday afternoon.
Strong wind warning program has ended for the season.
Waves
Issued 10:30 AM EST 09 December 2023
Today Tonight and Sunday.
Waves 0.5 metres or less building to 0.5 to 1 this evening then
subsiding to 0.5 or less late overnight. Waves building to 0.5 to 1 Sunday
afternoon.
Extended Forecast
Issued 03:00 AM EST 09 December 2023
Monday
Wind northwest 20 knots backing to west 25 in
the afternoon.
Tuesday
Wind southwest 25 knots veering to west
30.
Wednesday
Wind west 25 knots.
Ice Forecast*
Issued 12:00 PM EST 9 December 2023 Today Tonight and Sunday 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
Issued 12:00 PM EST 9 December 2023 Today Tonight and SundayIce Coverage
Ice free.
Warnings
No watches or warnings in effect.
Synopsis
Technical Marine Synopsis
Issued 10:30 AM EST 9 December 2023 Today Tonight and Sunday At 10:30 a.m. EST today low 998 mb located over northern LakeMichigan.
By 10:30 a.m. EST Sunday low 990 mb located over northern Quebec.
At 10:30 a.m. EST today trough from 998 mb low located on a line
north-south over Illinois.
By 10:30 a.m. EST Sunday trough from 990 mb low located on a line
northeast-southwest over eastern Ontario.
Great Lakes - Lake Huron Area
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