Cornwall to Montréal
Forecast
Marine Forecast
Issued 03:00 PM EDT 18 April 2025
Tonight and Saturday.
Wind southeast 15 knots veering to southwest 15 early this evening then increasing to southwest 20 to 30 Saturday morning. Wind veering to northwesterly 20 to 30 Saturday evening.
Showers. Risk of thunderstorms overnight and Saturday morning.
Strong wind warning program has ended for the season.
Extended Forecast
Issued 06:00 PM EDT 18 April 2025
Sunday
Wind northwest 20 to 30 knots diminishing to
northwest 15 to 20 in the afternoon.
Monday
Wind light becoming northeast 10 to 15 knots
late in the day.
Tuesday
Wind easterly 15 knots increasing to southwest
15 to 25.
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Weather Conditions
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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 18 April 2025 Tonight and Saturday At 3:00 p.m. EDT today weakening ridge located from Hudson Bay toNova Scotia.
At 3:00 p.m. EDT today low 1001 mb located over the Great Lakes.
By 8:00 p.m. EDT Saturday low 1000 mb located over Pointe-des-Monts.
At 8:00 p.m. EDT Saturday approaching high located over Lake
Superior.
Great Lakes - Lake Erie and Lake Ontario Area
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