Marine Forecast
Issued 03:00 AM EST 23 December 2024
Today Tonight and Tuesday.
Wind south 25 knots veering to southwest 20 this afternoon then
diminishing to west 10 this evening. Wind veering to north 10 near midnight then
increasing to northeast 15 Tuesday morning. Wind diminishing to light Tuesday
afternoon.
Flurries ending near midnight.
Freezing spray warning in effect.
Freezing spray ending this morning.
Strong wind warning program has ended for the season.
Winds
Issued 03:00 AM EST 23 December 2024
Today Tonight and Tuesday.
Wind south 25 knots veering to southwest 20 this afternoon then
diminishing to west 10 this evening. Wind veering to north 10 near midnight then
increasing to northeast 15 Tuesday morning. Wind diminishing to light Tuesday
afternoon.
Strong wind warning program has ended for the season.
Waves
Issued 03:00 AM EST 23 December 2024
Today Tonight and Tuesday.
Waves 2 metres subsiding to 1 to 1.5 early this evening and to
0.5 to 1 near midnight. Waves subsiding to 0.5 or less Tuesday
evening.
Weather & Visibility
Issued 03:00 AM EST 23 December 2024
Today Tonight and Tuesday.
Flurries ending near midnight.
Freezing Spray
Issued 03:00 AM EST 23 December 2024
Today Tonight and Tuesday.
Freezing spray warning in effect.
Freezing spray ending this morning.
Ice Forecasts
Issued 12:00 PM EST 22 December 2024 Today Tonight and Monday
Ice Coverage
Open water except 8 tenths new lake ice including 1 tenth thin lake
ice along parts of the shores.
Warnings (In effect)
Northern Georgian Bay
Issued 03:00 AM EST 23 December 2024Moderate or severe freezing spray is 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 Synopsis
Issued 3:00 AM EST 23 December 2024 Today Tonight and Tuesday At 3:00 a.m. EST today departing ridge located on a line
northeast-southwest over New York State.
At 3:00 a.m. EST today low 1015 mb located over Wisconsin.
By 3:00 a.m. EST Tuesday low 1020 mb located over Lake Simcoe.
At 3:00 a.m. EST today ridge located on a line north-south over
Manitoba.
By 3:00 a.m. EST Tuesday approaching ridge located on a line
northeast-southwest over Thunder Bay.