Marine Forecast
Issued 10:30 AM EDT 09 September 2026
Today Tonight and Thursday.
Strong wind warning in effect.
Wind southwest 10 to 15 knots veering to west 15 near noon then
increasing to northwest 20 this afternoon. Wind increasing to northwest 25 this
evening then diminishing to northwest 15 Thursday morning. Wind diminishing to
northwest 10 Thursday evening.
Winds
Issued 10:30 AM EDT 09 September 2026
Today Tonight and Thursday.
Strong wind warning in effect.
Wind southwest 10 to 15 knots veering to west 15 near noon then
increasing to northwest 20 this afternoon. Wind increasing to northwest 25 this
evening then diminishing to northwest 15 Thursday morning. Wind diminishing to
northwest 10 Thursday evening.
Waves
Issued 10:30 AM EDT 09 September 2026
Today Tonight and Thursday.
Waves 0.5 to 1 metre building to 1 to 1.5 this afternoon and to 2
this evening. Waves subsiding to 1.5 early Thursday morning and to 0.5 to 1 near
noon Thursday.
Ice Forecasts
Issued 12:00 PM EDT 17 May 2026 Forecasts have ended for the season.
Warnings (In effect)
Whitefish Bay
Issued 10:30 AM EDT 09 September 2026'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.
Technical Marine Synopsis
Issued 10:30 AM EDT 9 September 2026 Today Tonight and Thursday At 10:30 a.m. EDT today departing ridge located on a line
northeast-southwest over the Gulf of St. Lawrence.
At 10:30 a.m. EDT today low 986 mb located over southern Hudson Bay.
By 10:30 a.m. EDT Thursday low 982 mb located east of Hudson Bay.
At 10:30 a.m. EDT today cold front from low located on a line
northeast-southwest over eastern Lake Superior.
By 10:30 a.m. EDT Thursday cold front from low located on a line
northeast-southwest over New England.