Western Lake Superior
Issued 03:00 AM EDT 25 September 2021
Today Tonight and Sunday.
Strong wind warning in effect.
Wind northwest 20 knots diminishing to west 15 early this evening and to northwest 10 near midnight. Wind veering to north 10 Sunday morning.
Showers ending early this morning. Scattered showers this afternoon and this evening.
Zoom-in to make a selection
*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 03:00 AM EDT 25 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 25 September 2021 Today Tonight and Sunday At 3:00 a.m. EDT today departing ridge located on a line
northeast-southwest over West Virginia.
At 3:00 a.m. EDT today cold front located on a line north-south
over eastern Lake Superior.
By 3:00 a.m. EDT Sunday departing cold front located on a line
north-south over eastern Lake Ontario.
At 3:00 a.m. EDT Sunday approaching ridge located on a line
north-south over Wisconsin.
Great Lakes - Lake Superior Area
- Arctic - Eastern Arctic
- Arctic - Western Arctic
- Atlantic - Labrador
- Atlantic - Maritimes
- Atlantic - Newfoundland
- Great Lakes - Lake Erie and Lake Ontario
- Great Lakes - Lake Huron
- Great Lakes - Lake Superior
What we are doing
- Date modified: