Gulf - Magdalen - northeastern half
Forecast
Marine Forecast
Issued 10:00 AM ADT 18 May 2026
Today Tonight and Tuesday.
Strong wind warning in effect.
Wind northwest 20 to 25 knots diminishing to west 15 early this evening and to light near midnight. Wind becoming southeast 15 Tuesday evening.
Scattered showers and fog patches Tuesday late in the day.
Waves
Issued 05:00 AM ADT 18 May 2026
Today Tonight and Tuesday.
Seas 2 to 3 metres subsiding to 1 to 2 this evening and to 1 or
less Tuesday morning.
Extended Forecast
Issued 03:00 AM ADT 18 May 2026
Wednesday
Wind southeasterly 15 knots veering to
southwest 20 in the afternoon.
Thursday
Wind variable 10 to 15 knots increasing to
northwest 25.
Friday
Wind northwest 20 knots.
Ice Forecast
Issued 10:00 AM EDT 18 May 2026 Today Tonight and Tuesday Ice free.These are the last forecasts for the season.
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Weather Conditions
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Ice Conditions
Ice Forecasts
Issued 10:00 AM EDT 18 May 2026 Today Tonight and TuesdayIce Edge
Ice edge is outside the forecast region.Ice Coverage
Ice free.
Iceberg Bulletin
Issued 2:46 PM EDT 17 May 2026Iceberg Limit
Iceberg limit at 0000 UTC 18 May estimated from Newfoundland near4700N 5520W to 4230N 5000W to 4230N 4800W to 4400N 4600W to 4845N
4335W to 5310N 4635W to 5550N 5010W to 5900N 5500W to 5955N 5310W to
5840N 4800W then northeastward.
Iceberg Count
No confirmed icebergs.Warnings
Warnings (In effect)
Strong wind warning in effect
Gulf - Magdalen - northeastern half
Issued 10:00 AM ADT 18 May 2026'Strong' winds of 20 to 33 knots are occurring or expected to occur in this marine area. Please refer to the latest marine forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio or Weatheradio stations.
Synopsis
Technical Marine Synopsis
Issued 10:00 AM ADT 18 May 2026 Today Tonight and Tuesday At 10:00 a.m. ADT today departing trough located southeast of theMarine District.
At 10:00 a.m. ADT today ridge located on a line north-south over
New England.
By 3:00 a.m. ADT Tuesday ridge located on a line north-south over
the eastern Marine District.
Marine Weather Statement
Issued 2:44 AM ADT 18 May 2026 Gale warnings are no longer in effect.
St. Lawrence - St. Lawrence River Area
- Anticosti - northeastern half
- Anticosti - southwestern half
- Beauport to L'Isle-aux-Coudres
- Browns Bank
- Chaleur - Miscou
- Cornwall to Montréal
- Donnacona to Beauport
- Fundy
- Grand Manan
- Gulf - Magdalen - northeastern half
- Gulf - Magdalen - southwestern half
- 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
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- Date modified:
ATOM