Language selection

Weather shortcuts

Northumberland Strait

Forecast

Marine Forecast

Issued 10:00 AM ADT 30 April 2025

Today Tonight and Thursday.

Strong wind warning in effect.

Wind south 30 knots becoming northwest 25 to 30 near noon then diminishing to northwest 15 Thursday morning. Wind diminishing to light Thursday afternoon.

Showers this morning with a risk of thunderstorms.

Extended Forecast

Issued 03:00 AM ADT 30 April 2025
Friday Wind light becoming southeast 15 knots late in the day.
Saturday Wind south 25 knots.
Sunday Wind southwest 25 knots diminishing to light late in the day.

Ice Forecast

Issued 10:00 AM EDT 29 April 2025 Today Tonight and Wednesday Ice free. 

[ Canadian Ice Service ]

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 29 April 2025 Today Tonight and Wednesday

Ice Edge

Ice edge estimated from Quebec near 5013N 6207W to 4959N 6152W to
4959N 6028W to 5057N 5758W to Newfoundland near 5029N 5728W. Sea ice
north then east of the ice edge.

Ice Coverage

Ice free.

Warnings

Warnings (In effect)

Strong wind warning in effect

Northumberland Strait

Issued 10:00 AM ADT 30 April 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 10:00 AM ADT 30 April 2025 Today Tonight and Thursday At 10:00 a.m. ADT today low 990 mb located over Anticosti Island.
By 10:00 a.m. ADT Thursday low 995 mb located over northern
Newfoundland.

At 8:00 p.m. ADT Thursday approaching ridge located on a line
north-south over the western Marine District.

Marine Weather Statement

Issued 9:50 AM ADT 30 April 2025 A low pressure system over Anticosti Island will track east today to
lie over Northern Newfoundland by Thursday afternoon. Strong to gale
force southwesterlies ahead of the low shift to strong to storm force
northwesterlies behind it. Winds will gradually diminish on Thursday
as high pressure builds in.

Marine interests are advised that storm warnings are in effect for
Gulf-Magdalen - northeastern half and Anticosti - southwestern half.
Gale warnings are in effect for Banquereau, Laurentian Fan -
northeastern half, Cabot Strait, Gulf-Magdalen - southwestern half,
Chaleur-Miscou, and Anticosti - northeastern half.

Atlantic - Newfoundland Area

Another Region

Date modified: