Issued 03:00 AM AST 12 December 2017
Today Tonight and Wednesday.
Gale warning in effect.
Wind light increasing to easterly 15 to 20 knots this morning then veering to southeast 25 this afternoon. Wind increasing to southeast 35 this evening then diminishing to southerly 15 to 20 overnight. Wind veering to southwest 25 near noon Wednesday then increasing to southwest 35 Wednesday afternoon.
Periods of rain beginning this afternoon changing to a few flurries or showers Wednesday evening. Fog patches forming this evening and dissipating near noon Wednesday.
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Ice ForecastsIssued 10:00 AM EST 11 December 2017 Today Tonight and Tuesday
Iceberg BulletinIssued 11:00 AM EST 11 December 2017
Iceberg LimitIceberg limit at 0000 UTC 12 Dec estimated from the Labrador coast
near 5225N 5540W to 5000N 5230W to 5330N 4800W to 5500N 4800W to
6000N 5900W to 6100N 5400W to 5700N 5000W then eastwards.
Iceberg CountNo confirmed icebergs.
Warnings (In effect)
Southwestern ShoreIssued 03:00 AM AST 12 December 2017
'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.
Technical Marine SynopsisIssued 3:00 AM AST 12 December 2017 Today Tonight and Wednesday At 3:00 a.m. AST today departing low 1011 mb located over
At 8:00 p.m. AST tonight deepening low 984 mb located over New
By 8:00 p.m. AST Wednesday low 968 mb located near the St. Lawrence
At 3:00 a.m. AST today ridge located over the Maritimes.
By 3:30 p.m. AST today departing ridge located over the eastern
Marine Weather StatementIssued 2:59 AM AST 12 December 2017 A low pressure system currently over the Great Lakes will intensify
today as it moves to lie over New England this evening. The low will
continue to deepen tonight and Wednesday and will lie near the St.
Lawrence River Wednesday evening. Gale force southeasterlies will
develop ahead of the low and will shift to gale force southwesterlies
in its wake.
Marine interests are advised that gale warnings are in effect for all
Marine interests are also advised that a freezing spray warning is in
effect for Anticosti.
In addition, marine interests are advised that higher than normal
waters levels can be expected at high tide along the Atlantic Coast
of Nova Scotia tonight and again at high tide on Wednesday. Higher
than normal water levels are also expected at high tide over the
Northern Gulf of St. Lawrence on Wednesday.
Atlantic - Maritimes Area
- 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
- Georges Bank
- Grand Manan
- Gulf - Magdalen
- 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
- 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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