Cornwall to Montréal
Issued 03:00 AM EDT 21 April 2021
Today Tonight and Thursday.
Wind light increasing to northwest 15 knots after midnight and to west 15 to 25 Thursday morning.
Snow today. Visibility as low as 1 mile in snow.
High today plus 3. Low tonight minus 2. High Thursday plus 4.
Strong wind warning program has ended for the season.
Zoom-in to make a selection
No watches or warnings in effect.
Technical Marine SynopsisIssued 3:00 AM EDT 21 April 2021 Today Tonight and Thursday At 3:00 a.m. EDT today trough located on a line north-south over
By 8:00 a.m. EDT today departing trough located on a line
northwest-southeast over Anticosti Island.
At 3:00 a.m. EDT today low 1009 mb located southeast of the
By 8:00 a.m. EDT Thursday intensifying low 988 mb located over
Great Lakes - Lake Erie and Lake Ontario Area
- Arctic - Eastern Arctic
- Arctic - Western Arctic
- Atlantic - Labrador
- Atlantic - Maritimes
- Atlantic - Newfoundland
- Great Lakes - Lake Erie and Lake Ontario
- Great Lakes - Lake Huron
- Great Lakes - Lake Superior
What we are doing
- Date modified: