Eastern Lake Ontario
Issued 03:00 AM EDT 24 September 2021
Today Tonight and Saturday.
Strong wind warning in effect.
Wind south 20 knots veering to southwest 20 near noon then diminishing to southwest 15 early this evening. Wind diminishing to west 10 near midnight then backing to south 10 overnight. Wind increasing to south 15 Saturday morning and to southwest 20 Saturday evening.
Scattered showers today and this evening with a risk of waterspouts. Showers Saturday evening.
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*Ice Forecast and Warnings also apply to U.S. waters
Ice ForecastsIssued 12:00 PM EDT 9 May 2021 Forecasts have ended for the season.
Warnings (In effect)
Eastern Lake OntarioIssued 03:00 AM EDT 24 September 2021
'Strong' winds of 20 to 33 knots are occurring or expected to occur in this marine area. Please refer to the latest marine forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio or Weatheradio stations.
Technical Marine SynopsisIssued 3:00 AM EDT 24 September 2021 Today Tonight and Saturday At 3:00 a.m. EDT today low 1006 mb located over northern Lake Huron.
By 3:00 a.m. EDT Saturday low 1002 mb located over Hudson Bay.
At 3:00 a.m. EDT today quasi-stationary ridge located on a line
northeast-southwest over Pennsylvania.
At 3:00 a.m. EDT today trough located on a line north-south over
By 3:00 a.m. EDT Saturday trough located over Lake Superior.
Great Lakes - Lake Erie and Lake Ontario Area
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