Marine Forecast
Issued 03:00 AM EST 22 December 2025
Today Tonight and Tuesday.
Gale warning in effect.
Wind southwest 15 knots diminishing to southwest 10 early this
morning then becoming light near noon. Wind becoming southeast 15 early this
evening then veering to southwest 15 Tuesday morning. Wind increasing to
northwest 25 near noon Tuesday and to northwest 35 Tuesday afternoon. Wind
diminishing to north 25 Tuesday evening.
Snow beginning overnight changing to showers or flurries
near noon Tuesday then to flurries Tuesday evening.
Strong wind warning program has ended for the season.
Winds
Issued 03:00 AM EST 22 December 2025
Today Tonight and Tuesday.
Gale warning in effect.
Wind southwest 15 knots diminishing to southwest 10 early this
morning then becoming light near noon. Wind becoming southeast 15 early this
evening then veering to southwest 15 Tuesday morning. Wind increasing to
northwest 25 near noon Tuesday and to northwest 35 Tuesday afternoon. Wind
diminishing to north 25 Tuesday evening.
Strong wind warning program has ended for the season.
Waves
Issued 03:00 AM EST 22 December 2025
Today Tonight and Tuesday.
Waves 0.5 to 1 metre subsiding to less than 0.5 this morning then
building to 0.5 to 1 this evening. Waves building to 3 to 4 Tuesday
afternoon.
Weather & Visibility
Issued 03:00 AM EST 22 December 2025
Today Tonight and Tuesday.
Snow beginning overnight changing to showers or flurries
near noon Tuesday then to flurries Tuesday evening.
Ice Forecasts
Issued 12:00 PM EDT 16 May 2025 Forecasts have ended for the season.
Warnings (In effect)
Whitefish Bay
Issued 03:00 AM EST 22 December 2025'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.
Technical Marine Synopsis
Issued 3:00 AM EST 22 December 2025 Today Tonight and Tuesday At 3:00 a.m. EST today ridge located on a line north-south over
Lake Erie.
By 3:00 a.m. EST Tuesday ridge located on a line northeast-southwest
over the Eastern Seaboard.
At 3:00 a.m. EST today low 1009 mb located over western South
Dakota.
By 3:00 a.m. EST Tuesday low 1010 mb located over northwestern
Ontario.
By 3:00 a.m. EST Tuesday ridge located on a line northwest-southeast
over Saskatchewan.