Language selection

Weather shortcuts

Cabot Strait - northern half

Forecast

Marine Forecast

Issued 03:00 AM ADT 20 June 2025

Today Tonight and Saturday.

Strong wind warning in effect.

Wind southeast 20 knots increasing to south 30 this evening with gusts to 40 in the Wreckhouse area. Wind becoming west 25 to 30 Saturday morning then diminishing to northwest 20 Saturday evening.

Scattered showers ending early this morning with a risk of thunderstorms. Fog patches dissipating near midnight.

Waves

Issued 05:00 AM ADT 20 June 2025
Today Tonight and Saturday. Seas 1 metre building to 2 to 3 this evening.

Extended Forecast

Issued 03:00 AM ADT 20 June 2025
Sunday Wind variable 10 to 15 knots increasing to south 15 to 20 in the afternoon.
Monday Wind south 15 to 20 knots.
Tuesday Wind south 15 knots.

Stay connected

ATOM

Weather Conditions

Skip Image

Zoom-in to make a selection

Map of Atlantic - Newfoundland marine weather areas Eskasoni (First Nations) Heath Point Bonavista Wreckhouse St.Paul Island Winterland Branch Hill Twillingate Stephenville Airport Burgeo St. Lawrence St. John's Int'l Airport St. Anthony Airport Grates Cove Cape Race Grand Étang Sagona Island North Mountain Port aux Basques Ingonish Beach La Scie Ferolle Point Englee Daniel's Harbour Corner Brook Cartwright Airport East Point West Chedabucto Bay – 44489 Blanc-Sablon Airport East Chedabucto Bay – 44488 Cap Whittle Chevery Banquereau - 44139 Charlottetown Airport Mary's Harbour North Cape Natashquan Airport Argentia J.A. Douglas McCurdy Sydney Airport Berry Hill Long Pond Îles de la Madeleine Airport Miscou Island Marticot Island Pool's Island
Legend:
buoy Buoy
land station Land Station
Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 26 May 2025 Forecasts have ended for the season.
 

Iceberg Bulletin

Issued 2:30 PM EDT 19 June 2025

Iceberg Limit

Iceberg limit at 0000 UTC 20 Jun estimated from Newfoundland near 4655N 5555W to 4500N 5525W to 4345N 4700W to 4555N 4140W to 4925N 4300W to 5745N 5405W then eastward.

Iceberg Count

No confirmed icebergs.
Warnings

Warnings (In effect)

Strong wind warning in effect

Cabot Strait - northern half

Issued 03:00 AM ADT 20 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 20 June 2025 Today Tonight and Saturday At 3:00 a.m. ADT today low 998 mb located over the St. Lawrence
River.
By 3:30 p.m. ADT today low 995 mb located over the Gaspe Peninsula.

At 3:00 a.m. ADT Saturday low 991 mb located over Anticosti Island.
By 3:30 p.m. ADT Saturday low 995 mb located over the Strait of
Belle Isle.

Atlantic - Newfoundland Area

Another Region

Date modified: