Northumberland Strait
Forecast
Marine Forecast
Issued 03:00 AM ADT 16 June 2025
Today Tonight and Tuesday.
Wind southwest 15 knots diminishing to light early this morning then increasing to southerly 10 to 15 this afternoon. Wind increasing to southwest 15 to 20 this evening. Wind southwest 15 to 20 Tuesday.
Extended Forecast
Issued 03:00 AM ADT 16 June 2025
Wednesday
Wind south 20 to 25 knots.
Thursday
Wind light becoming southeast 15
knots.
Friday
Wind south 20 knots.
Stay connected
Weather Conditions
Zoom-in to make a selection

Legend:


Ice Conditions
Ice Forecasts
Issued 10:00 AM EDT 26 May 2025 Forecasts have ended for the season.Warnings
No watches or warnings in effect.
Synopsis
Technical Marine Synopsis
Issued 3:00 AM ADT 16 June 2025 Today Tonight and Tuesday At 3:00 a.m. ADT today quasi-stationary ridge located on a lineeast-west over the southern Marine District.
At 3:30 p.m. ADT today low 1007 mb located over northern Quebec.
By 3:00 a.m. ADT Tuesday departing low 1003 mb located over
Labrador Sea.
St. Lawrence - St. Lawrence River Area
- Anticosti - northwestern half
- Anticosti - southeastern half
- Beauport to L'Isle-aux-Coudres
- Browns Bank
- Chaleur - Miscou - eastern half
- Chaleur - Miscou - western half
- Cornwall to Montréal
- Donnacona to Beauport
- Fundy
- Grand Manan
- Gulf - Magdalen
- Kingston to Cornwall
- Lake Memphrémagog - northern half
- Lake Nipissing
- Lake Saint-Jean
- Lurcher
- 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
Another Region
- Date modified: