Marine Forecast
Issued 03:00 AM EST 22 December 2025
Today Tonight and Tuesday.
Gale warning in effect.
Wind southwest 15 knots increasing to southwest 20 early this
morning then backing to south 20 early this evening. Wind veering to southwest
20 Tuesday morning then to northwest 25 near noon Tuesday. Wind increasing to
northwest 35 Tuesday evening.
Scattered flurries beginning near noon changing to snow or
rain this evening then to scattered showers Tuesday morning and ending Tuesday
afternoon. Visibility 1 mile or less in precipitation.
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 increasing to southwest 20 early this
morning then backing to south 20 early this evening. Wind veering to southwest
20 Tuesday morning then to northwest 25 near noon Tuesday. Wind increasing to
northwest 35 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 1 metre building to 1.5 this morning and to 2 to 3 Tuesday
afternoon. Waves building to 3 to 4 Tuesday evening.
Weather & Visibility
Issued 03:00 AM EST 22 December 2025
Today Tonight and Tuesday.
Scattered flurries beginning near noon changing to snow or
rain this evening then to scattered showers Tuesday morning and ending Tuesday
afternoon. Visibility 1 mile or less in precipitation.
Ice Forecasts
Lake Huron
Issued 12:00 PM EDT 16 May 2025 Forecasts have ended for the season.Ice Forecasts
Lake Michigan
Issued 12:00 PM EDT 16 May 2025 Forecasts have ended for the season.
Warnings (In effect)
Northern Lake Huron
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.