Issued 10:00 AM ADT 31 March 2023
Today Tonight and Saturday.
Wind variable 25 knots increasing to northeast 30 near noon then diminishing to north 15 early this evening. Wind diminishing to light late this evening then increasing to southwest 15 Saturday morning. Wind increasing to southeast 25 Saturday afternoon then veering to southerly 30 Saturday evening.
Snow ending this afternoon. Snow Saturday afternoon changing to rain and fog patches. Visibility 1 mile or less in snow and in fog patches.
Temperatures minus 3 rising to plus 5 Saturday evening.
Strong wind warning program has ended for the season.
Issued 05:00 AM ADT 31 March 2023
Today Tonight and Saturday. Seas 2 to 3 metres subsiding to 1 to 2 this evening then building to 2 to 3 Saturday evening.
Issued 03:00 AM ADT 31 March 2023
Sunday Wind southwest 25 to 35 knots becoming southwest 25 in the morning then veering to northwest 30 in the afternoon.
Monday Wind northwest 25 knots backing to southwest 25.
Tuesday Wind southwest 25 knots diminishing to westerly 10 to 15.
Issued 10:00 AM EDT 31 March 2023 Today Tonight and Saturday Ice free.
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Ice ForecastsIssued 10:00 AM EDT 31 March 2023 Today Tonight and Saturday
Ice EdgeIce edge estimated from Nova Scotia near 4616N 6006W to 4658N 6010W
to 4845N 6230W to 4958N 5915W to 4733N 5932W to 4727N 5823W to
Newfoundland near 4740N 5815W. Sea ice west then northeast of the
Iceberg BulletinIssued 3:35 PM EDT 30 March 2023
Iceberg LimitIceberg limit at 0000 UTC 31 Mar estimated from Newfoundland near
4655N 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 CountNo confirmed icebergs.
No watches or warnings in effect.
Technical Marine SynopsisIssued 10:00 AM ADT 31 March 2023 Today Tonight and Saturday At 10:00 a.m. ADT today trough located on a line northwest-southeast
over 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 StatementIssued 9:29 AM ADT 31 March 2023 A trough of low pressure over the eastern marine district will move
to 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
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.
Atlantic - Maritimes Area
- Anticosti - northeastern half
- Anticosti - southwestern 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
- Georges Bank
- Grand Manan
- Gulf - Magdalen - northeastern half
- Gulf - Magdalen - southwestern half
- Gulf - Port au Port
- Halifax Harbour and Approaches
- LaHave Bank
- Laurentian Fan
- 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
- Arctic - Eastern Arctic
- Arctic - Western Arctic
- Atlantic - Labrador
- Atlantic - Maritimes
- Atlantic - Newfoundland
- Great Lakes - Lake Erie and Lake Ontario
- Great Lakes - Lake Huron
- Great Lakes - Lake Superior
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