Grand Manan
Forecast
Marine Forecast
Issued 10:00 AM ADT 11 May 2025
Today Tonight and Monday.
Strong wind warning in effect.
Wind northwest 10 to 15 knots increasing to northwest 15 to 20 near noon then diminishing to northwest 10 to 15 late overnight. Wind becoming light Monday morning then increasing to southwest 20 Monday afternoon. Wind diminishing to west 15 Monday evening.
Waves
Issued 05:00 AM ADT 11 May 2025
Today Tonight and Monday.
Seas 1 metre or less.
Extended Forecast
Issued 03:00 AM ADT 11 May 2025
Tuesday
Wind light.
Wednesday
Wind southwest 15 to 20 knots increasing to
southwest 25.
Thursday
Wind southwest 15 knots.
Ice Forecast
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Weather Conditions
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Ice Conditions
Ice Forecasts
Issued 10:00 AM EDT 11 May 2025 Today Tonight and MondayIce Edge
Ice edge estimated from Quebec near 5033N 5925W to 5017N 5904W to Newfoundland near 5049N 5704W. Sea ice north of the ice edge.Ice Coverage
Ice free.
Warnings
Warnings (In effect)
Strong wind warning in effect
Grand Manan
Issued 10:00 AM ADT 11 May 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 11 May 2025 Today Tonight and Monday At 10:00 a.m. ADT today low 993 mb located east of Anticosti Island.By 8:00 p.m. ADT tonight departing low 989 mb located over northern
Newfoundland.
At 10:00 a.m. ADT Monday approaching ridge located on a line
north-south over Cape Cod.
Marine Weather Statement
Issued 9:45 AM ADT 11 May 2025
Atlantic - Maritimes Area
- Anticosti - northeastern half
- Anticosti - southwestern half
- Banquereau - northern half
- Banquereau - southern half
- Bras d'Or Lakes
- Browns Bank
- Cabot Strait - northern half
- Cabot Strait - southern half
- Chaleur - Miscou
- Eastern Shore - eastern half
- Eastern Shore - western half
- East Coast - Cape St. Francis and south
- East Scotian Slope
- Fourchu
- Fundy
- Georges Bank
- Grand Manan
- Gulf - Magdalen - northeastern half
- Gulf - Magdalen - southwestern half
- Gulf - Port au Port
- Halifax Harbour and Approaches
- LaHave Bank
- Laurentian Fan
- Lurcher
- L'Isle-aux-Coudres to Tadoussac
- Northumberland Strait
- 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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