Gulf - Magdalen - southwestern half
Forecast
Marine Forecast
Issued 10:00 AM ADT 31 March 2023
Today Tonight and Saturday.
Wind northerly 20 to 25 knots diminishing to variable 15 this afternoon and to light early this evening. Wind becoming southwest 15 late overnight then backing to southerly 15 early Saturday morning. Wind backing to southeast 20 Saturday afternoon then increasing to southeast 30 Saturday evening.
Flurries ending this afternoon. Snow Saturday afternoon and evening changing to rain and fog patches. Visibility 1 mile or less in snow and in fog patches.
Temperatures near zero.
Strong wind warning program has ended for the season.
Waves
Extended Forecast
Ice Forecast
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Weather Conditions
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Ice Conditions
Ice Forecasts
Issued 10:00 AM EDT 31 March 2023 Today Tonight and SaturdayIce Edge
Ice edge estimated from Nova Scotia near 4616N 6006W to 4658N 6010Wto 4845N 6230W to 4958N 5915W to 4733N 5932W to 4727N 5823W to
Newfoundland near 4740N 5815W. Sea ice west then northeast of the
ice edge.
Ice Coverage
Open water except 8 tenths first-year ice near the Prince Edward
Island coast.
Iceberg Bulletin
Issued 3:35 PM EDT 30 March 2023Iceberg Limit
Iceberg limit at 0000 UTC 31 Mar estimated from Newfoundland near4655N 5525W to 4425N 5320W to 4400N 4700W to 4800N 4400W to 5835N
5540W to 5910N 5040W then eastwards.
Western iceberg limit at 0000 UTC 31 Mar estimated from Quebec near
5015N 6058W to Newfoundland near 4840N 5829W.
Iceberg Count
No confirmed icebergs.Warnings
No watches or warnings in effect.
Synopsis
Technical Marine Synopsis
Issued 10:00 AM ADT 31 March 2023 Today Tonight and Saturday At 10:00 a.m. ADT today trough located on a line northwest-southeastover Cape Breton Island.
By 8:00 p.m. ADT tonight departing trough located over Laurentian
Fan extending southeastward.
At 3:30 p.m. ADT today ridge located on a line north-south over
the Gulf of Maine.
By 3:30 p.m. ADT Saturday departing ridge located on a line
north-south over eastern Newfoundland.
At 10:00 a.m. ADT Saturday warm front located from the Great Lakes
to Browns Bank.
By 8:00 p.m. ADT Saturday warm front located from the St. Lawrence
River to Laurentian Fan.
Marine Weather Statement
Issued 9:29 AM ADT 31 March 2023 A trough of low pressure over the eastern marine district will moveto lie over the Southern Grand Banks this evening. Strong
southeasterlies ahead of the trough become strong to gale force
northwesterlies in its wake. These gales will begin to diminish this
afternoon or evening as a ridge of high pressure approaches from the
west.
On Saturday a warm front will cross the marine district. Winds will
increase to strong southeasterlies ahead of the front and become gale
to possible storm force southwesterlies south of it.
Marine interests are advised that gale warnings are in effect for
Grand Manan, Lurcher, Browns Bank, Georges Bank, southwestern shore,
LaHave Bank, West Scotian Slope, eastern shore, Sable, East Scotian
Slope, and Laurentian Fan.
St. Lawrence - St. Lawrence River Area
- Anticosti - northeastern half
- Anticosti - southwestern half
- Beauport to L'Isle-aux-Coudres
- Browns Bank
- Chaleur - Miscou - eastern half
- Chaleur - Miscou - western half
- Cornwall to Montréal
- Donnacona to Beauport
- Fundy
- Grand Manan
- Gulf - Magdalen - northeastern half
- Gulf - Magdalen - southwestern half
- Kingston to Cornwall
- Lake Memphrémagog - northern half
- Lake Nipissing
- Lake Saint-Jean
- Lurcher
- L'Isle-aux-Coudres to Tadoussac
- Montréal to Trois-Rivières
- 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
- Richelieu River and Northern Lake Champlain
- Saguenay to Tadoussac
- Tadoussac to Pointe à Michel
- Trois-Rivières to Donnacona
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