Western Lake Ontario
Forecast
Marine Forecast
Issued 10:30 AM EST 09 December 2019
Today Tonight and Tuesday.
Wind south 20 knots veering to southwest 25 early this evening then to west 20 early Tuesday morning.
Periods of rain ending near midnight.
Waves
Issued 10:30 AM EST 09 December 2019
Today Tonight and Tuesday.
Waves 2 metres subsiding to one to one and one half metres
Tuesday morning.
Extended Forecast
Issued 03:00 AM EST 09 December 2019
Wednesday
Wind west 25 knots.
Thursday
Wind west 30 knots diminishing to northwest
15.
Friday
Wind south 15 knots increasing to south
20.
Ice Forecast*
Issued 12:00 PM EST 8 December 2019 Today Tonight and Monday 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 8 December 2019 Today Tonight and MondayIce Coverage
Ice free.
Warnings
No watches or warnings in effect.
Synopsis
Technical Marine Synopsis
Issued 10:30 AM EST 9 December 2019 Today Tonight and Tuesday At 10:30 a.m. EST today quasi-stationary ridge located on a lineeast-west over northern Ontario.
At 10:30 a.m. EST today deepening low 998 mb located over Lake
Michigan.
By 10:30 a.m. EST Tuesday departing low 980 mb located over
eastern Quebec.
At 10:30 a.m. EST today building ridge located on a line north-south
over Nebraska.
By 10:30 a.m. EST Tuesday building ridge located on a line
north-south over Iowa.
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