Western Lake Ontario
Forecast
Marine Forecast
Issued 06:30 PM EDT 22 April 2021
Tonight and Friday.
Wind northwest 20 knots backing to west 15 near midnight then to southwest 15 near noon Friday.
Strong wind warning program has ended for the season.
Waves
Issued 06:30 PM EDT 22 April 2021
Tonight and Friday.
Waves one and one half metres subsiding to one late
overnight.
Extended Forecast
Issued 06:30 PM EDT 22 April 2021
Saturday
Wind southwest 15 knots diminishing to light
in the afternoon.
Sunday
Wind light increasing to west 20 knots late in
the day.
Monday
Wind north 15 knots diminishing to
light.
Ice Forecast*
Issued 12:00 PM EDT 22 April 2021 Today Tonight and Friday 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 EDT 22 April 2021 Today Tonight and FridayIce Coverage
Ice free.
Warnings
No watches or warnings in effect.
Synopsis
Technical Marine Synopsis
Issued 6:30 PM EDT 22 April 2021 Tonight and Friday At 6:30 p.m. EDT tonight departing low 980 mb located over PrinceEdward Island.
At 6:30 p.m. EDT tonight ridge located on a line north-south over
Whitefish Bay.
By 6:30 p.m. EDT Friday ridge located on a line north-south over
Lake Ontario.
By 6:30 p.m. EDT Friday cold front located on a line
northeast-southwest over northwestern Ontario.
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