Issued 10:00 AM ADT 20 September 2019
Today Tonight and Saturday.
Wind light becoming southwest 15 knots near noon then veering to northwest 15 near midnight. Wind becoming variable 10 to 15 Saturday afternoon.
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Ice ForecastsIssued 10:00 AM EDT 2 June 2019 Forecasts have ended for the season.
No watches or warnings in effect.
Technical Marine SynopsisIssued 10:00 AM ADT 20 September 2019 Today Tonight and Saturday At 10:00 a.m. ADT today Post-tropical Storm Humberto 973 mb located
at 41.9N 57.6W.
By 3:00 a.m. ADT Saturday departing Post-tropical Storm Humberto
980 mb located at 44.6N 52.7W.
At 10:00 a.m. ADT today trough located from the Great Lakes to
By 3:30 p.m. ADT Saturday trough located on a line
northeast-southwest over Laurentian Fan.
Marine Weather StatementIssued 9:30 AM ADT 20 September 2019 Post-tropical storm Humberto is just south of Laurentian Fan at
forecast time. Humberto is expected to track across the
Laurentian Fan marine area today before departing across the
Southern Grand Banks early Saturday morning. Gales affecting most
offshore waters increase to storm force for parts of east
Scotian Slope and Laurentian Fan as Humberto moves through. Gale to
storm force northwesterlies expected tonight behind Humberto over
easternmost waters will gradually diminish early Saturday morning as
the post-tropical storm departs.
Marine interests are advised that storm warnings are in effect for
East Scotian Slope - eastern half and Laurentian Fan. Gale warnings
are in effect for Sable - eastern half, East Scotian Slope - western
half, and Banquereau - southern half.
At 9.00 AM ADT, post-tropical storm Humberto was located near
latitude 41.9 north and longitude 57.6 west, about 160 nautical
Miles southeast of Sable Island. Maximum sustained winds were
estimated at 65 knots and central pressure at 973 MB. Humberto is
moving northeast at 19 knots.
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
- 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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