Southwest Coast
Forecast
Marine Forecast
Issued 03:00 AM NDT 05 September 2026
Today Tonight and Sunday.
Gale warning in effect.
Wind east 25 knots increasing to northeast 35 to 45 this morning then diminishing to northeast 25 to 35 overnight. Wind northeast 25 to 35 Sunday.
Rain changing to showers Sunday morning.
Waves
Issued 06:00 PM NDT 04 September 2026
Tonight and Saturday.
Seas 1 metre or less except 1 to 2 over western sections. Seas
building to 1 to 2 near midnight and to 2 to 3 Saturday morning and to 3 to 5
Saturday afternoon.
Extended Forecast
Issued 03:00 AM NDT 05 September 2026
Monday
Wind northeast 15 to 20 knots becoming west 15
to 20 in the afternoon.
Tuesday
Wind northwest 15 to 20 knots.
Wednesday
Wind northeast 20 knots diminishing to
variable 10 to 15.
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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 4 September 2026Iceberg Limit
Iceberg limit at 0000 UTC 5 Sep estimated from Newfoundland near4910N 5455W to 5400N 5345W to 6000N 5600W to 6130N 5420W to 5900N
4610W then eastward.
Iceberg Count
No confirmed icebergs.Warnings
Warnings (In effect)
Gale warning in effect
Southwest Coast
Issued 03:00 AM NDT 05 September 2026'Gale' force winds of 34 to 47 knots are occurring or expected to occur in this marine area. Watch for updated statements. 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 NDT 5 September 2026 Today Tonight and Sunday At 3:00 a.m. NDT today deepening low 998 mb located south ofNova Scotia.
By 8:00 p.m. NDT tonight quasi-stationary low 994 mb located
over Banquereau.
At 3:00 a.m. NDT today departing ridge located east of the Marine
District.
Marine Weather Statement
Issued 3:00 AM NDT 5 September 2026 A low pressure system south of Nova Scotia will slowly move eastwardto lie over Banquereau this evening where it will remain nearly
stationary for the rest of the forecast period. Strong to gale force
southeasterlies to northeasterlies are expected to spread across most
waters today.
Marine interests are advised that gale warnings are in effect for all
waters except Strait of Belle Isle, Northeast Gulf, and Belle Isle
Bank.
Atlantic - Maritimes Area
- Anticosti - northwestern half
- Anticosti - southeastern half
- Banquereau - northern half
- Banquereau - southern half
- Bras d'Or Lakes
- Browns Bank
- Cabot Strait
- Chaleur - Miscou - eastern half
- Chaleur - Miscou - western half
- Eastern Shore - eastern half
- Eastern Shore - western half
- East Coast - Cape St. Francis and south
- East Scotian Slope - eastern half
- East Scotian Slope - western half
- Fourchu
- Fundy
- Georges Bank
- Grand Manan
- Gulf - Magdalen - northern half
- Gulf - Magdalen - southern half
- Gulf - Port au Port
- Halifax Harbour and Approaches
- LaHave Bank
- Laurentian Fan - eastern half
- Laurentian Fan - western half
- Lurcher
- L'Isle-aux-Coudres to Tadoussac
- Northumberland Strait - eastern half
- Northumberland Strait - western half
- Pointe à Michel to Pointe-des-Monts
- Pointe-des-Monts to Anticosti - northern half
- Pointe-des-Monts to Anticosti - southern half
- Sable - eastern half
- Sable - western half
- Southeastern Grand Banks
- Southwestern Grand Banks
- Southwestern Shore
- Southwest Coast
- South Coast
- Tadoussac to Pointe à Michel
- West Scotian Slope
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