Anticosti - southwestern half
Forecast
Marine Forecast
Issued 03:30 PM ADT 29 April 2025
Tonight and Wednesday.
Gale warning in effect.
Wind south 25 to 30 knots increasing to northwest 45 near noon Wednesday with gusts to 55 in the Honguedo Strait.
Periods of rain beginning overnight changing to periods of snow Wednesday evening. Visibility 1 mile or less in snow.
Waves
Issued 05:00 PM ADT 29 April 2025
Tonight and Wednesday.
Seas 1 to 2 metres building to 2 to 3 late overnight and to 4 to
6 Wednesday afternoon.
Extended Forecast
Issued 03:30 PM ADT 29 April 2025
Thursday
Wind northwest 30 to 40 knots diminishing to
northwest 25 late in the day.
Friday
Wind light becoming southeast 15 knots late in
the day.
Saturday
Wind south 25 knots.
Ice Forecast
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Weather Conditions
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Ice Conditions
Ice Forecasts
Issued 10:00 AM EDT 29 April 2025 Today Tonight and WednesdayIce Edge
Ice edge estimated from Quebec near 5013N 6207W to 4959N 6152W to4959N 6028W to 5057N 5758W to Newfoundland near 5029N 5728W. Sea ice
north then east of the ice edge.
Ice Coverage
Open water.
Iceberg Bulletin
Issued 2:50 PM EDT 29 April 2025Iceberg Limit
Iceberg limit at 0000 UTC 30 Apr estimated from Newfoundland near4723N 5503W to 4040N 5210W to 4100N 4720W to 4530N 3335W to 4715N
3340W to 5915N 5605W to 6035N 5500W to 5920N 4925W then eastwards.
Western iceberg limit at 0000 UTC 30 Apr estimated from Quebec near
5020N 6115W to Newfoundland near 4805N 5845W.
Iceberg Count
No confirmed icebergs except less than 10 icebergs northeast of thewestern iceberg limit.
Warnings
Warnings (In effect)
Gale warning in effect
Anticosti - southwestern half
Issued 3:30 PM ADT 29 April 2025'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.
Synopsis
Technical Marine Synopsis
Issued 3:30 PM ADT 29 April 2025 Tonight and Wednesday At 3:30 p.m. ADT today low 997 mb located over southern Quebec.By 3:30 p.m. ADT Wednesday low 989 mb located near Anticosti Island.
At 3:30 p.m. ADT today ridge located over the southern Marine
District.
By 3:00 a.m. ADT Wednesday departing ridge located over the
southeastern Marine District.
Marine Weather Statement
Issued 3:13 PM ADT 29 April 2025 A low pressure system over Southern Quebec will track northeasttowards the marine district tonight to lie near Anticosti Island by
Wednesday afternoon. Strong southwesterlies ahead of the low shift to
strong to gale force northwesterlies behind it.
Marine interests are advised that gale warnings are in effect for
Cabot Strait, Gulf-Magdalen, Chaleur-Miscou and Anticosti.
Atlantic - Maritimes Area
- Anticosti - northeastern half
- Anticosti - southwestern half
- Banquereau
- Bras d'Or Lakes
- Browns Bank
- Cabot Strait
- Chaleur - Miscou - eastern half
- Chaleur - Miscou - western half
- Eastern Shore
- East Coast - Cape St. Francis and south
- East Scotian Slope
- Fourchu
- Fundy
- Georges Bank
- Grand Manan
- Gulf - Magdalen
- Gulf - Port au Port
- Halifax Harbour and Approaches
- LaHave Bank
- Laurentian Fan
- Lurcher
- L'Isle-aux-Coudres to Tadoussac
- Northumberland Strait
- Pointe à Michel to Pointe-des-Monts
- Pointe-des-Monts to Anticosti - northern half
- Pointe-des-Monts to Anticosti - southern half
- Sable
- Southeastern Grand Banks
- Southwestern Grand Banks
- Southwestern Shore
- Southwest Coast
- South Coast
- Tadoussac to Pointe à Michel
- West Scotian Slope
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