Marine Forecast
Issued 03:00 AM ADT 01 July 2025
Today Tonight and Wednesday.
Strong wind warning in effect.
Wind light increasing to south 10 to 15 knots this morning and
to south 20 early this evening. Wind diminishing to southwest 15 after midnight.
Wind southwest 15 Wednesday.
Scattered showers overnight. Fog patches dissipating this
morning. Fog patches reforming this evening.
Winds
Issued 03:00 AM ADT 01 July 2025
Today Tonight and Wednesday.
Strong wind warning in effect.
Wind light increasing to south 10 to 15 knots this morning and
to south 20 early this evening. Wind diminishing to southwest 15 after midnight.
Wind southwest 15 Wednesday.
Weather & Visibility
Issued 03:00 AM ADT 01 July 2025
Today Tonight and Wednesday.
Scattered showers overnight. Fog patches dissipating this
morning. Fog patches reforming this evening.
Ice Forecasts
Issued 10:00 AM EDT 26 May 2025 Forecasts have ended for the season.
Warnings (In effect)
Northumberland Strait - eastern half
Issued 03:00 AM ADT 01 July 2025'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 ADT 1 July 2025 Today Tonight and Wednesday At 3:00 a.m. ADT today departing trough located on a line
north-south over the Grand Banks.
At 10:00 a.m. ADT today trough located over southern Quebec.
By 10:00 a.m. ADT Wednesday trough located over the Maritimes.