Anticosti - western half
Forecast
Marine Forecast
Issued 03:00 AM ADT 21 September 2026
Today Tonight and Tuesday.
Strong wind warning in effect.
Wind light increasing to northwesterly 15 knots near noon and to northwesterly 20 this evening. Wind northwesterly 20 Tuesday.
Showers ending this evening. Risk of thunderstorms early this morning.
Waves
Issued 05:00 PM ADT 20 September 2026
Anticosti - northwestern half
Tonight and Monday.
Seas 1 metre or less.
Anticosti - southeastern half
Tonight and Monday.
Seas 1 metre or less building to 1 to 2 late
overnight.
Extended Forecast
Issued 03:00 AM ADT 21 September 2026
Wednesday
Wind northerly 15 knots increasing to west
20 to 25 late in the day.
Thursday
Wind west 20 to 25 knots diminishing to light
late in the day.
Friday
Wind light becoming north 10 to 15
knots.
Stay connected
Weather Conditions
Zoom-in to make a selection
Legend:
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 20 September 2026Iceberg Limit
Iceberg limit at 0000 UTC 21 Sep estimated from Newfoundland near4930N 5510W to 5130N 5330W to 5400N 5330W to 6000N 5800W to 6125N
5435W to 5850N 4610W then northeastward.
Iceberg Count
No confirmed icebergs.Warnings
Warnings (In effect)
Strong wind warning in effect
Anticosti - western half
Issued 03:00 AM ADT 21 September 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 3:00 AM ADT 21 September 2026 Today Tonight and Tuesday At 3:00 a.m. ADT today trough located over the western MarineDistrict.
By 3:00 a.m. ADT Tuesday trough located from Newfoundland to
Laurentian Fan.
Atlantic - Newfoundland Area
- Anticosti - eastern half
- Anticosti - western half
- Banquereau - northern half
- Banquereau - southern half
- Belle Isle Bank
- Bras d'Or Lakes
- Cabot Strait
- Chaleur - Miscou
- 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 - eastern half
- Laurentian Fan - western half
- 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 - eastern half
- Strait of Belle Isle - western half
Another Region
Features
Colour-coded weather alerts
Learn more about weather alerting in Canada
- Date modified:
ATOM