Marine Forecast
Issued 08:45 AM EDT 30 May 2026
Today Tonight and Sunday.
Strong wind warning in effect.
Wind northeast 15 to 25 knots becoming northeast 15 near noon
then diminishing to light late this afternoon. Wind light tonight and
Sunday.
Showers Sunday. Risk of thunderstorms Sunday afternoon and
evening.
Winds
Issued 08:45 AM EDT 30 May 2026
Today Tonight and Sunday.
Strong wind warning in effect.
Wind northeast 15 to 25 knots becoming northeast 15 near noon
then diminishing to light late this afternoon. Wind light tonight and
Sunday.
Weather & Visibility
Issued 08:45 AM EDT 30 May 2026
Today Tonight and Sunday.
Showers Sunday. Risk of thunderstorms Sunday afternoon and
evening.
There is no ice forecast issued for this area.
Warnings (In effect)
Donnacona to Beauport
Issued 08:45 AM EDT 30 May 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 or Weatheradio stations.
Technical Marine Synopsis
Issued 3:00 AM EDT 30 May 2026 Today Tonight and Sunday At 3:00 a.m. EDT today low 1002 mb located near Cape Cod.
By 8:00 p.m. EDT Sunday low 1000 mb located south of Newfoundland.
At 3:00 a.m. EDT today quasi-stationary ridge located on a line
north-south over James Bay.
At 2:00 a.m. EDT Sunday trough located on a line northwest-southeast
over Anticosti Island.
By 8:00 p.m. EDT Sunday weakening ridge located on a line
northwest-southeast over Trois-Rivières.