Marine Forecast
Issued 03:00 AM EDT 13 September 2026
Today Tonight and Monday.
Strong wind warning in effect.
Wind light increasing to southwest 10 to 20 knots this morning
then veering to northwest 15 to 25 overnight. Wind becoming northwest 15 near
noon Monday then diminishing to light Monday evening.
Scattered showers this afternoon with a risk of
thunderstorms. Visibility as low as 1 mile in showers.
Winds
Issued 03:00 AM EDT 13 September 2026
Today Tonight and Monday.
Strong wind warning in effect.
Wind light increasing to southwest 10 to 20 knots this morning
then veering to northwest 15 to 25 overnight. Wind becoming northwest 15 near
noon Monday then diminishing to light Monday evening.
Weather & Visibility
Issued 03:00 AM EDT 13 September 2026
Today Tonight and Monday.
Scattered showers this afternoon with a risk of
thunderstorms. Visibility as low as 1 mile in showers.
There is no ice forecast issued for this area.
Warnings (In effect)
Trois-Rivières to Donnacona
Issued 03:00 AM EDT 13 September 2026'Strong' winds of 20 to 33 knots are occurring or expected to occur in this marine area. Please refer to the latest marine forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio.
Technical Marine Synopsis
Issued 3:00 AM EDT 13 September 2026 Today Tonight and Monday At 3:00 a.m. EDT today trough located from Labrador to Lake Erie.
By 8:00 p.m. EDT Monday trough located on a line northeast-southwest
over the Strait of Belle Isle.
At 3:00 a.m. EDT today ridge located on a line north-south over
northern Ontario.
By 8:00 p.m. EDT Monday ridge located from Lake Ontario to
Ungava Bay.