Southern Georgian Bay
Forecast
Marine Forecast
Issued 03:00 AM EDT 28 March 2023
Today Tonight and Wednesday.
Gale warning in effect.
Wind northeast 15 knots diminishing to northeast 10 early this morning then becoming light near noon. Wind becoming south 10 this evening then increasing to southwest 15 near midnight. Wind increasing to southwest 20 Wednesday morning and to west 30 near noon Wednesday. Wind increasing to west 35 Wednesday afternoon then diminishing to northwest 30 Wednesday evening.
Scattered flurries ending this morning. Flurries Wednesday. Visibility 1 mile or less in flurries.
Strong wind warning program has ended for the season.
Waves
Extended Forecast
Ice Forecast*
*Ice Forecast and Warnings also apply to U.S. waters
Stay connected
Weather Conditions
Zoom-in to make a selection



Ice Conditions
*Ice Forecast and Warnings also apply to U.S. waters
Ice Forecasts
Issued 12:00 PM EDT 27 March 2023 Today Tonight and TuesdayIce Coverage
Open water except 3 tenths new lake ice including 1 tenth thick lake
ice along the northeastern shore. CONSOLIDATED rotten thick lake ice
along parts of the northeastern shore.
Warnings
Warnings (In effect)
Gale warning in effect
Southern Georgian Bay
Issued 03:00 AM EDT 28 March 2023'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.
Synopsis
Technical Marine Synopsis
Issued 3:00 AM EDT 28 March 2023 Today Tonight and Wednesday At 3:00 a.m. EDT today ridge located on a line northeast-southwestover northern Ontario.
By 3:00 a.m. EDT Wednesday ridge located on a line north-south
over central Quebec.
At 3:00 a.m. EDT today low 1022 mb located over northern Lake
Superior.
By 3:00 a.m. EDT Wednesday low 1013 mb located over southern
James Bay.
At 3:00 a.m. EDT today ridge from 1034 mb high located over
Saskatchewan.
By 3:00 a.m. EDT Wednesday ridge from 1033 mb high located on a
line northwest-southeast over northern North Dakota.
Great Lakes - Lake Huron Area
Another Region
What we are doing
Weather Forecasts
Weather Alerts
Weather Resources
- Date modified: