Cornwall to Montréal
Forecast
Issued 03:00 PM EDT 12 March 2025
Forecasts have ended for the season.
Strong wind warning program has ended for the season.
Stay connected
Weather Conditions
Zoom-in to make a selection

Legend:


Ice Conditions
There is no ice forecast issued for this area.
Warnings
No watches or warnings in effect.
Synopsis
Technical Marine Synopsis
Issued 3:00 PM EDT 12 March 2025 Tonight and Thursday At 3:00 p.m. EDT today high 1022 mb located over Quebec.By 8:00 p.m. EDT Thursday high 1028 mb located over the Gulf of
St. Lawrence.
At 8:00 a.m. EDT Thursday cold front located over southern
James Bay.
By 8:00 p.m. EDT Thursday departing cold front located over
northern Quebec.
Great Lakes - Lake Huron Area
Another Region
- Date modified: