Language selection

Weather shortcuts

Cabot Strait - southern half

Forecast

Marine Forecast

Issued 10:00 AM ADT 15 June 2026

Today Tonight and Tuesday.

Strong wind warning in effect.

Wind southeast 10 to 15 knots increasing to southeast 15 to 20 this afternoon and to southeast 20 to 25 late overnight. Wind increasing to southeast 25 to 30 near noon Tuesday then diminishing to southeast 20 Tuesday evening.

Rain tonight and Tuesday. Risk of thunderstorms overnight and Tuesday. Fog patches.

Waves

Issued 05:00 AM ADT 15 June 2026
Today Tonight and Tuesday. Seas 1 metre building to 1 to 2 this afternoon and to 2 to 3 Tuesday morning.

Extended Forecast

Issued 03:00 AM ADT 15 June 2026
Wednesday Wind west 15 to 20 knots.
Thursday Wind variable 10 to 15 knots.
Friday Wind variable 10 to 15 knots increasing to southeast 25.

Stay connected

ATOM

Weather Conditions

Skip Image

Zoom-in to make a selection

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

Ice Forecasts

Issued 10:00 AM EDT 19 May 2026 Forecasts have ended for the season.
 

Iceberg Bulletin

Issued 2:30 PM EDT 14 June 2026

Iceberg Limit

Iceberg limit at 0000 UTC 15 Jun estimated from Newfoundland near
4705N 5530W to 4130N 5000W to 4325N 4310W to 4945N 4335W to 5315N
4800W to 5900N 5500W to 5910N 5345W to 5815N 5150W to 5745N 4520W
then eastward.

Iceberg Count

No confirmed icebergs.
Warnings

Warnings (In effect)

Strong wind warning in effect

Cabot Strait - southern half

Issued 10:00 AM ADT 15 June 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.

Synopsis

Technical Marine Synopsis

Issued 10:00 AM ADT 15 June 2026 Today Tonight and Tuesday At 10:00 a.m. ADT today trough located over New England.
By 8:00 p.m. ADT tonight trough located from New Brunswick to the
Gulf of Maine.

At 10:00 a.m. ADT Tuesday trough located from New Brunswick to
East Scotian Slope.
By 8:00 p.m. ADT Tuesday trough located from Anticosti Island to
Laurentian Fan.

Marine Weather Statement

Issued 10:00 AM ADT 15 June 2026 A trough of low pressure over New England will move eastward across
the district tonight and Tuesday. Winds will increase to strong to
gale force southeasterlies ahead of the trough. Winds will diminish
to generally moderate to strong westerlies over most waters in the
wake of the trough.

Marine interests are advised that gale warnings are in effect for
Cabot Strait - northern half and Gulf-Magdalen - northeastern half.

Atlantic - Newfoundland Area

Another Region

Features

Colour-coded weather alerts

Learn more about weather alerting in Canada

Thunderstorm Outlooks

Find the Thunderstorm Outlook for your area.

Date modified: