Cornwall to Montreal, Canada Marine Forecast, Warnings and Alerts

Canada

N.America Satellite

Canada Radar

Current Conditions

Canada 7 Day High and Low Temperatures Forecast

10 Day Forecast

Lightning Danger Radar

Lightning Strikes Radar

Cornwall to Montreal

Issued 03:00 PM EST 22 February 2026

Forecasts have ended for the season.

There is no ice forecast issued for this area.

No watches or warnings in effect.

Technical Marine Synopsis

Issued 3:00 PM EST 22 February 2026 Tonight and Monday At 3:00 p.m. EST today ridge located from Ungava Bay to New
Brunswick.
By midnight EST tonight dissipating ridge located from Ungava Bay
to Anticosti Island.

At 3:00 p.m. EST today intensifying low 997 mb located over the
East Coast of the U.S.
By 7:00 p.m. EST Monday low 970 mb located south of Nova Scotia.

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