Issued 10:00 AM AST 18 November 2017
Today Tonight and Sunday.
Gale warning in effect.
Wind northwest 35 knots diminishing to northwest 25 this afternoon and to west 15 this evening. Wind diminishing to light near midnight then increasing to southeast 20 Sunday morning. Wind increasing to southeast 35 Sunday afternoon.
A few showers or a few flurries ending this afternoon. Rain beginning Sunday morning. Fog patches forming Sunday afternoon.
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Ice ForecastsIssued 10:00 AM EDT 20 June 2017 Forecasts have ended for the season.
Warnings (In effect)
Northumberland StraitIssued 10:00 AM AST 18 November 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 10:00 AM AST 18 November 2017 Today Tonight and Sunday At 10:00 a.m. AST today low 992 mb located over southwestern
By 3:30 p.m. AST today departing low 991 mb located east of
At 3:30 p.m. AST today deepening low 989 mb located south of the
By 8:00 p.m. AST Sunday low 974 mb located over the Gaspe Peninsula.
At 10:00 a.m. AST today ridge located on a line north-south over
eastern New England.
By 3:30 p.m. AST Sunday ridge located on a line north-south over
Marine Weather StatementIssued 9:59 AM AST 18 November 2017 A low pressure system near Southwestern Newfoundland will continue to
track eastward across Newfoundland today. Strong to gale force
northwesterly winds affecting most waters this morning will gradually
diminish later today as the low moves away.
Another low pressure system developing south of the Great Lakes later
today will approach the region tonight to lie over the Gaspé
Peninsula by Sunday evening. Strengthening south to southeast winds
ahead of this second low are expected to reach gale force over most
western waters on Sunday. On Sunday afternoon southerly gales over
extreme southwest waters could possibly reach storm force.
Marine interests are advised that gale warnings are in effect for all
waters except Fundy.
Marine interests are also advised that higher than normal water
levels can be expected near high tide Sunday afternoon for the Bay of
Chaleur, the gulf coast from Miramichi north, and eastern facing
coastlines of the Gaspé Peninsula. Storm surge and waves are expected
to impact those areas Sunday afternoon possibly causing minor
St. Lawrence - St. Lawrence River Area
- Anticosti - eastern half
- Anticosti - western half
- Beauport to L'Isle-aux-Coudres
- Browns Bank
- Chaleur - Miscou - eastern half
- Chaleur - Miscou - western half
- Cornwall to Montréal
- Donnacona to Beauport
- Grand Manan
- Gulf - Magdalen - northeastern half
- Gulf - Magdalen - southwestern half
- Lake Memphrémagog - northern half
- Lake Nipissing
- Lake Saint-Jean
- L'Isle-aux-Coudres to Tadoussac
- Montréal to Trois-Rivières
- Northumberland Strait
- Pointe à Michel to Pointe-des-Monts
- Pointe-des-Monts to Anticosti - northern half
- Pointe-des-Monts to Anticosti - southern half
- Prescott to Cornwall
- Richelieu River and Northern Lake Champlain
- Saguenay to Tadoussac
- Tadoussac to Pointe à Michel
- Trois-Rivières to Donnacona
- 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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