Cornwall to Montréal
Forecast
Marine Forecast
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.
Extended Forecast
Issued 06:00 AM EDT 21 April 2021
Friday
Wind west 20 knots.
Saturday
Wind southwest 15 knots diminishing to light
late in the day.
Sunday
Wind light becoming northwest 10 to 15 knots
late in the day.
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Ice Conditions
Warnings
No watches or warnings in effect.
Synopsis
Technical Marine Synopsis
Issued 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 overSept-Îles.
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
Great Lakes.
By 8:00 a.m. EDT Thursday intensifying low 988 mb located over
New Brunswick.
Great Lakes - Lake Huron Area
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