Issued 03:30 PM AST 20 November 2018
Tonight and Wednesday.
Gale warning in effect.
Wind northeasterly 10 to 15 knots increasing to southeast 20 to 25 early this evening and to northwest 35 late this evening. Wind diminishing to westerly 20 to 25 early Wednesday morning then increasing to west 35 Wednesday evening.
Rain ending late overnight. Showers Wednesday. Fog patches dissipating late this evening.
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Ice ForecastsIssued 10:00 AM EST 20 November 2018 Today Tonight and Wednesday
Ice EdgeFirst ice edge estimated from Nova Scotia near 4545N 6300W to Prince
Edward Island near 4600N 6250W. Sea ice west of the ice edge.
Second ice edge estimated from Prince Edward Island near 4625N 6230W
to 4720N 6430W to 4855N 6345W to 4925N 6525W to 4905N 6730W to 5005N
6600W to Quebec near 5005N 6140W. Sea ice west of the ice edge.
Third ice edge estimated from Anticosti Island near 4955N 6415W to
4955N 6435W to 4945N 6445W to Anticosti Island near 4925N 6335W. Sea
ice within the ice edge.
Warnings (In effect)
LurcherIssued 3:30 PM AST 20 November 2018
'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 3:30 PM AST 20 November 2018 Tonight and Wednesday At 3:30 p.m. AST today deepening low 1005 mb located over Cape Cod.
By 3:00 a.m. AST Wednesday low 996 mb located near Eastern Shore.
At 3:30 p.m. AST Wednesday deepening low 994 mb located northeast
of Nova Scotia.
By 8:00 p.m. AST Wednesday low 978 mb located north of Newfoundland.
By 3:30 p.m. AST Wednesday intensifying trough located over New
Marine Weather StatementIssued 3:14 PM AST 20 November 2018 A low pressure system approaching from the southwest will intensify
as it tracks along the south shore of Nova Scotia tonight before
eventually tracking north of Newfoundland late on Tuesday.
Westerly gales are expected to develop over southwestern waters
tonight and spread to eastern waters on Wednesday morning. After a
brief diminishing of the winds on Wednesday afternoon, westerly gales
will redevelop over southwestern waters on Wednesday evening as a
second trough of low pressure crosses the district.
Behind this trough, a period of gale to near storm force
northwesterly winds is forecast to usher in an unseasonably cold air
mass. Freezing spray is anticipated to develop Wednesday night or
Thursday morning over northern waters and warnings are likely to be
issued with future forecasts.
Marine interests are advised that gale warnings are in effect for all
waters except Fundy and the Gulf of St. Lawrence waters.
St. Lawrence - St. Lawrence River Area
- Beauport to L'Isle-aux-Coudres
- Browns Bank
- Chaleur - Miscou
- Cornwall to Montréal
- Donnacona to Beauport
- Grand Manan
- Gulf - Magdalen - northwestern half
- Kingston to Cornwall
- 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
- 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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