Western Lake Superior
Issued 10:30 AM EDT 04 August 2021
Today Tonight and Thursday.
Strong wind warning in effect.
Wind south 10 knots increasing to southwest 15 near noon and to southwest 20 this afternoon. Wind diminishing to southwest 15 late overnight then backing to south 15 Thursday afternoon.
Scattered showers Thursday evening with a risk of thunderstorms.
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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)
Western Lake SuperiorIssued 10:30 AM EDT 04 August 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 10:30 AM EDT 4 August 2021 Today Tonight and Thursday At 10:30 a.m. EDT today ridge located on a line northeast-southwest
over Georgian Bay.
By 10:30 a.m. EDT Thursday ridge located on a line north-south
over Lake Ontario.
At 10:30 a.m. EDT today trough located on a line northeast-southwest
over the Ontario - Manitoba border.
By 3:00 a.m. EDT Thursday trough located from James Bay to Lake
of the Woods.
Great Lakes - Lake Superior Area
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- Arctic - Western Arctic
- Atlantic - Labrador
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- Great Lakes - Lake Erie and Lake Ontario
- Great Lakes - Lake Huron
- Great Lakes - Lake Superior
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