Western Lake Ontario
Forecast
Marine Forecast
Issued 10:30 AM EST 19 January 2021
Today Tonight and Wednesday.
Wind southwest 25 knots veering to west 25 early this evening then to northwest 15 to 20 near midnight. Wind becoming northwest 20 early Wednesday morning then backing to west 15 near noon Wednesday. Wind backing to southwest 15 Wednesday afternoon then increasing to southwest 20 Wednesday evening.
Flurries ending Wednesday morning.
Waves
Issued 10:30 AM EST 19 January 2021
Today Tonight and Wednesday.
Waves one metre building to 2 near noon then subsiding to one
late overnight.
Extended Forecast
Issued 03:00 AM EST 19 January 2021
Thursday
Wind southwest 25 knots increasing to
southwest 30 in the afternoon.
Friday
Wind west 25 knots.
Saturday
Wind northwest 25 knots diminishing to
northwest 15 late in the day.
Ice Forecast*
Issued 12:00 PM EST 18 January 2021 Today Tonight and Tuesday Open water.
*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 18 January 2021 Today Tonight and TuesdayIce Coverage
Open water.
Warnings
No watches or warnings in effect.
Synopsis
Technical Marine Synopsis
Issued 10:30 AM EST 19 January 2021 Today Tonight and Wednesday At 10:30 a.m. EST today low 1013 mb located over Lake Nipissing.By 10:30 a.m. EST Wednesday departing low 1007 mb located over
southern Nova Scotia.
At 10:30 a.m. EST today ridge located on a line northeast-southwest
over Manitoba.
By 10:30 a.m. EST Wednesday ridge located on a line
northeast-southwest over southwestern Ontario.
By 10:30 a.m. EST Wednesday approaching low 984 mb located near
the Ontario - Manitoba border.
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Need to travel Alberta Highway 93?

Go prepared with Highway 93 forecasts. Highway regions are available in the Alberta text forecast bulletin between Lake Louise and Jasper. (Photo by: Natalie Anderson)
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