Anticosti
Forecast
Marine Forecast
Issued 10:00 AM ADT 04 September 2026
Today Tonight and Saturday.
Strong wind warning in effect.
Wind southeast 15 knots increasing to easterly 20 this afternoon and to northeast 30 late overnight except variable 15 over northwestern sections Saturday afternoon and evening.
Showers ending Saturday morning. Fog patches dissipating overnight.
Waves
Issued 05:00 AM ADT 04 September 2026
Anticosti - northwestern half
Today Tonight and Saturday.
Seas 1 metre or less building to 1 to 2 near noon and to 2 to 3
Saturday morning.
Anticosti - southeastern half
Today Tonight and Saturday.
Seas 1 metre or less building to 1 to 2 this afternoon and to 2
to 3 Saturday morning. Seas building to 3 to 4 near noon Saturday.
Extended Forecast
Issued 03:00 AM ADT 04 September 2026
Sunday
Wind northeast 25 knots.
Monday
Wind northeast 25 knots backing to northwest
20.
Tuesday
Wind northwest 20 knots increasing to north
30.
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Weather Conditions
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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 3 September 2026Iceberg Limit
Iceberg limit at 0000 UTC 4 Sep estimated from Newfoundland near4910N 5455W to 5400N 5345W to 6000N 5600W to 6130N 5420W to 5925N
4550W then eastward.
Iceberg Count
No confirmed icebergs.Warnings
Warnings (In effect)
Strong wind warning in effect
Anticosti
Issued 10:00 AM ADT 04 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 10:00 AM ADT 4 September 2026 Today Tonight and Saturday At 10:00 a.m. ADT today low 1007 mb located over western NovaScotia.
By 3:00 a.m. ADT Saturday intensifying low 998 mb located over
Eastern Shore.
At 8:00 p.m. ADT Saturday quasi-stationary low 996 mb located over
southern Banquereau.
Marine Weather Statement
Issued 9:22 AM ADT 4 September 2026 A low pressure system over the Gulf of Maine will intensify and moveslowly eastward today and tonight to lie over eastern shore overnight
tonight. The low will then stall over Southern Banquereau Saturday
evening.
Winds will increase to strong to gale force easterlies or
northeasterlies over northern and eastern marine areas. Over western
waters, winds will increase to strong northerlies on Saturday in the
wake of the low.
Marine interests are advised that gale warnings are in effect for
eastern shore, Sable, East Scotian Slope - western half, Fourchu,
Banquereau, Cabot Strait, Northumberland Strait and Gulf-Magdalen.
Atlantic - Newfoundland Area
- Anticosti
- Banquereau - northern half
- Banquereau - southern half
- Belle Isle Bank
- Bras d'Or Lakes
- Cabot Strait
- Chaleur - Miscou
- Eastern Shore - eastern half
- East Coast - Cape St. Francis and south
- East Coast - north of Cape St. Francis
- Fourchu
- Funk Island Bank
- Gulf - Magdalen - northern half
- Gulf - Magdalen - southern half
- Gulf - Port au Port
- Lake Melville
- Laurentian Fan - eastern half
- Laurentian Fan - western half
- Mid Labrador Coast
- 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
- Strait of Belle Isle - eastern half
- Strait of Belle Isle - western half
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