Cabot Strait
Forecast
Marine Forecast
Issued 03:00 AM ADT 23 June 2025
Today Tonight and Tuesday.
Strong wind warning in effect.
Wind southerly 20 to 25 knots diminishing to southwest 15 this morning and to light near noon. Wind increasing to southerly 15 to 20 overnight then becoming west 15 Tuesday evening.
Scattered showers ending this morning. Showers Tuesday. Fog patches.
Waves
Issued 05:00 AM ADT 23 June 2025
Today Tonight and Tuesday.
Seas 1 to 2 metres subsiding to 1 or less this afternoon then
building to 1 to 2 near noon Tuesday.
Extended Forecast
Issued 03:00 AM ADT 23 June 2025
Wednesday
Wind northwest 30 knots diminishing to
northwest 15 to 20 in the afternoon.
Thursday
Wind northwest 15 to 20 knots diminishing to
variable 10 to 15.
Friday
Wind northerly 15 knots.
Stay connected
Weather Conditions
Zoom-in to make a selection

Legend:


Ice Conditions
Ice Forecasts
Issued 10:00 AM EDT 26 May 2025 Forecasts have ended for the season.Iceberg Bulletin
Issued 2:43 PM EDT 22 June 2025Iceberg Limit
Iceberg limit at 0000 UTC 23 Jun estimated from Newfoundland near 4655N 5555W to 4530N 5430W to 4345N 4700W to 4705N 4140W to 4925N 4200W to 5600N 5120W to 5745N 5405W then eastward.Iceberg Count
No confirmed icebergs.Warnings
Warnings (In effect)
Strong wind warning in effect
Cabot Strait
Issued 03:00 AM ADT 23 June 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.
Synopsis
Technical Marine Synopsis
Issued 3:00 AM ADT 23 June 2025 Today Tonight and Tuesday At 3:00 a.m. ADT today trough located from the Gulf of St. Lawrenceto Cape Cod.
By 3:30 p.m. ADT today trough located from Newfoundland to East
Scotian Slope.
At 8:00 p.m. ADT tonight trough located over southern Quebec.
By 8:00 p.m. ADT Tuesday trough from 998 mb low located over
Labrador to Cape Cod.
Atlantic - Newfoundland Area
- Anticosti - northeastern half
- Anticosti - southwestern half
- Banquereau
- Belle Isle Bank
- Bras d'Or Lakes
- Cabot Strait
- Chaleur - Miscou - eastern half
- Chaleur - Miscou - western half
- Eastern Shore - eastern half
- East Coast
- Fourchu
- Funk Island Bank
- Gulf - Magdalen - eastern half
- Gulf - Magdalen - western half
- Gulf - Port au Port
- Lake Melville
- Laurentian Fan
- Mid Labrador Coast - Hopedale and south
- Northeast Coast
- Northeast Gulf
- Northern Grand Banks
- Northumberland Strait - eastern half
- Northumberland Strait - western half
- Sable - eastern half
- Southeastern Grand Banks
- Southwestern Grand Banks
- Southwest Coast
- South Coast
- South Labrador Coast
- South Labrador Sea - northwestern half
- South Labrador Sea - southeastern half
- Strait of Belle Isle
Another Region
- Date modified: