Gulf - Magdalen - eastern half
Forecast
Marine Forecast
Issued 10:00 AM ADT 12 March 2025
Today Tonight and Thursday.
Gale warning in effect.
Wind northwesterly 25 to 35 knots becoming northwest 25 this afternoon then diminishing to northwest 15 late overnight. Wind diminishing to light near noon Thursday.
Showers or flurries this morning. Flurries this afternoon. Visibility 1 mile or less in precipitation.
Freezing spray warning in effect.
Over open water freezing spray ending overnight.
Temperatures near minus 6.
Strong wind warning program has ended for the season.
Waves
Gulf - Magdalen - northeastern half
Gulf - Magdalen - southwestern half
Extended Forecast
Ice Forecast
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Weather Conditions
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Ice Conditions
Ice Forecasts
Issued 10:00 AM EDT 11 March 2025 Today Tonight and WednesdayIce Edge
First ice edge estimated from New Brunswick near 4523N 6527W to4511N 6517W to 4409N 6639W to Nova Scotia near 4417N 6608W. Sea ice
northeast of the ice edge.
Second ice edge estimated from Nova Scotia near 4519N 6058W to 4547N
5829W to 4720N 5632W to Newfoundland near 4706N 5547W. Sea ice north
of the ice edge.
Ice Coverage
Open water except 9 plus tenths first-year ice along the coast of
Cape Breton Island.
Iceberg Bulletin
Issued 2:41 PM EDT 11 March 2025Iceberg Limit
Iceberg limit at 0000 UTC 12 Mar estimated from Newfoundland near4700N 5315W to 4825N 4710W to 5025N 4505W to 5335N 4745W to 5900N
5620W to 6020N 5530W then eastwards.
Western iceberg limit at 0000 UTC 12 Mar estimated from Quebec near
5030N 6015W to Newfoundland near 4850N 5755W.
Iceberg Count
No confirmed icebergs.Warnings
Warnings (In effect)
Gale warning in effect
Gulf - Magdalen - eastern half
Issued 10:00 AM ADT 12 March 2025'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 or Weatheradio stations.
Freezing spray warning in effect
Gulf - Magdalen - eastern half
Issued 10:00 AM ADT 12 March 2025Moderate or severe freezing spray is 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 12 March 2025 Today Tonight and Thursday At 10:00 a.m. ADT today trough located from the Gulf of St. Lawrenceto Nova Scotia.
By 8:00 p.m. ADT tonight departing trough located over Banquereau.
At 8:00 p.m. ADT tonight building ridge located over the
St. Lawrence River.
By 3:30 p.m. ADT Thursday ridge located over the Maritimes.
Marine Weather Statement
Issued 9:45 AM ADT 12 March 2025 A trough of low pressure stretching from the Gulf of St. Lawrence toNova Scotia will move east of the marine district today. Strong to
gale force westerlies in the wake of the trough will diminish later
today as a ridge of high pressure builds in from the west.
Marine interests are advised that gale warnings are in effect for
Gulf-Magdalen and Anticosti. Freezing spray warnings are in effect
for Cabot Strait, Gulf-Magdalen, Chaleur-Miscou, and Anticosti.
Atlantic - Maritimes Area
- Anticosti - eastern half
- Anticosti - western half
- Banquereau
- Bras d'Or Lakes
- Browns Bank
- Cabot Strait - northern half
- Cabot Strait - southern half
- Chaleur - Miscou
- Eastern Shore
- East Coast - Cape St. Francis and south
- East Scotian Slope
- Fourchu
- Fundy
- Georges Bank
- Grand Manan
- Gulf - Magdalen - eastern half
- Gulf - Magdalen - western 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
- Southeastern Grand Banks
- Southwestern Grand Banks
- Southwestern Shore
- Southwest Coast
- South Coast
- Tadoussac to Pointe à Michel
- West Scotian Slope
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