Eastern Lake Ontario
Forecast
Marine Forecast
Issued 06:30 PM EST 07 December 2024
Tonight and Sunday.
Gale warning in effect.
Wind southwest 25 knots increasing to southwest 35 near midnight then veering to west 35 early Sunday morning. Wind diminishing to northwest 20 near noon Sunday and to northwest 15 Sunday evening.
Snow changing to scattered showers near midnight. 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 EST 7 December 2024 Today Tonight and SundayIce Coverage
Open water except 2 tenths new lake ice along parts of the shore.
Warnings
Warnings (In effect)
Gale warning in effect
Eastern Lake Ontario
Issued 6:30 PM EST 07 December 2024'Gale' force winds of 34 to 47 knots are occurring or expected to occur in this marine area. Watch for updated statements. Please refer to the latest marine forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio or Weatheradio stations.
Synopsis
Technical Marine Synopsis
Issued 6:30 PM EST 7 December 2024 Tonight and Sunday At 6:30 p.m. EST tonight departing ridge located on a linenorthwest-southeast over southern Quebec.
At 6:30 p.m. EST tonight low 993 mb located north of Lake Superior.
By 6:30 p.m. EST Sunday low 1002 mb located over the Maritimes.
At 6:30 p.m. EST tonight ridge located on a line north-south over
northern Manitoba.
By 6:30 p.m. EST Sunday ridge located on a line northwest-southeast
over northern Ontario.
At 6:30 p.m. EST tonight low 1003 mb located over northwestern
Alberta.
By 6:30 p.m. EST Sunday low 997 mb located over southern
Saskatchewan.
Great Lakes - Lake Erie and Lake Ontario Area
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