Laurentian Fan - southern half
Forecast
Marine Forecast
Issued 08:00 PM ADT 12 October 2026
Tonight and Tuesday.
Gale warning in effect.
Wind west 25 to 35 knots becoming northeast 35 near midnight then diminishing to northeast 25 near noon Tuesday. Wind diminishing to northeast 15 early Tuesday evening.
Periods of rain this evening. Visibility 1 mile or less in rain.
Waves
Issued 05:00 PM ADT 12 October 2026
Tonight and Tuesday.
Seas 2 metres building to 3 to 5 this evening then subsiding to 4
late overnight. Seas subsiding to 2 to 3 Tuesday evening.
Extended Forecast
Issued 03:30 PM ADT 12 October 2026
Wednesday
Wind light increasing to southeast 25 knots
in the afternoon.
Thursday
Wind southerly 30 knots increasing to
northwest 35.
Friday
Wind northwest 35 knots diminishing to west
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 12 October 2026Iceberg Limit
Iceberg limit at 0000 UTC 13 Oct estimated from Newfoundland near4925N 5400W to 5045N 5230W to 5230N 5045W to 5400N 5030W to 6000N
5800W to 6050N 5615W to 5945N 5340W to 6000N 5000W then eastward.
Iceberg Count
No confirmed icebergs.Warnings
Warnings (In effect)
Gale warning in effect
Laurentian Fan - southern half
Issued 8:00 PM ADT 12 October 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 8:00 PM ADT 12 October 2026 Tonight and Tuesday At 8:00 p.m. ADT tonight low 995 mb located over Laurentian Fan.By 3:00 a.m. ADT Tuesday departing low 992 mb located over the
Grand Banks.
At 8:00 p.m. ADT tonight high 1025 mb located over Quebec.
By 3:30 p.m. ADT Tuesday high 1022 mb located over the Gaspe
Peninsula.
Marine Weather Statement
Issued 7:44 PM ADT 12 October 2026 A low pressure system over Laurentian Fan will track east of thedistrict tonight. Strong to gale force westerlies south of the low
will shift to strong to gale force northeasterlies in its wake as a
ridge moves in from the northwest.
Marine interests are advised that gale warnings are in effect for
eastern shore - eastern half, Sable - eastern half, East Scotian
Slope - northern half, Fourchu, Banquereau, Laurentian Fan and Cabot
Strait.
Outlook for the start-up of the Upper Bay of Fundy lobster fishery.
Tonight...Winds northeast 25 to 30 knots. Choppy sea conditions this
evening when winds will be running against the rising tide.
Tuesday...Winds northeast 25 knots diminishing to northeast 15 knots
in the morning then to light near noon then increasing to southeast
15 near midnight. Choppy sea conditions in the morning when winds
will run against the rising tide.
Wednesday...Winds southeast 15 knots increasing to 25 knots in the
morning then becoming westerly 20 to 25 knots in the afternoon then
to northwest 25 late in the evening. Choppy sea conditions late in
the day when winds will be running against the ebbing tide.
Atlantic - Maritimes Area
- Anticosti - northwestern half
- Anticosti - southeastern half
- Banquereau
- 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 - northern half
- East Scotian Slope - southern half
- Fourchu
- Fundy
- Georges Bank - northern half
- Georges Bank - southern half
- Grand Manan
- Gulf - Magdalen - northeastern half
- Gulf - Magdalen - southwestern half
- Gulf - Port au Port
- Halifax Harbour and Approaches
- LaHave Bank
- Laurentian Fan - northern half
- Laurentian Fan - southern half
- 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 - northern half
- Southwestern Grand Banks - northern half
- Southwestern Grand Banks - southern half
- Southwestern Shore
- Southwest Coast
- South Coast
- Tadoussac to Pointe à Michel
- West Scotian Slope - northern half
- West Scotian Slope - southern half
Another Region
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