Southwest Coast
Forecast
Marine Forecast
Issued 10:00 AM NDT 30 April 2025
Today Tonight and Thursday.
Gale warning in effect.
Wind south 25 knots veering to west 25 this evening then increasing to west 35 late overnight. Wind west 35 Thursday.
Rain this afternoon and this evening. Flurries overnight and Thursday morning. Fog banks forming this afternoon and dissipating near midnight.
Waves
Issued 06:00 AM NDT 30 April 2025
Today Tonight and Thursday.
Seas 1 to 2 metres building to 2 to 3 near noon and to 3 to 5
near midnight.
Extended Forecast
Issued 03:00 AM NDT 30 April 2025
Friday
Wind northwest 25 knots.
Saturday
Wind south 25 knots.
Sunday
Wind southwest 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
Ice free.
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.Warnings
Warnings (In effect)
Gale warning in effect
Southwest Coast
Issued 10:00 AM NDT 30 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 10:00 AM NDT 30 April 2025 Today Tonight and Thursday At 10:00 a.m. NDT today low 987 mb located west of Anticosti Island.By 10:00 a.m. NDT Thursday low 995 mb located over the Northeast
Coast of Newfoundland.
At 10:00 a.m. NDT today weakening trough located on a line
northeast-southwest over Labrador Sea.
At 10:00 a.m. NDT today ridge located on a line northeast-southwest
over the southern Grand Banks.
By 8:00 p.m. NDT tonight departing ridge located southeast of the
Grand Banks.
Marine Weather Statement
Issued 9:37 AM NDT 30 April 2025 A low pressure system over Quebec will track east today to lie overthe Northeast Coast of Newfoundland early Thursday morning. Strong to
gale force west to northwesterly winds will develop in the wake of
the low tonight.
Marine interests are advised that gale warnings are in effect for
Strait of Belle Isle - eastern half, Gulf - Port au Port, Southwest
Coast, South Coast, Northeast Coast, and Southwestern Grand Banks.
Atlantic - Maritimes Area
- Anticosti - northeastern half
- Anticosti - southwestern half
- Banquereau
- Bras d'Or Lakes
- Browns Bank
- Cabot Strait - northern half
- Cabot Strait - southern half
- Chaleur - Miscou - eastern half
- Chaleur - Miscou - western half
- Eastern Shore - eastern half
- Eastern Shore - western half
- East Coast - Cape St. Francis and south
- East Scotian Slope
- Fourchu
- Fundy
- Georges Bank
- Grand Manan
- Gulf - Magdalen - northeastern half
- Gulf - Magdalen - southwestern half
- Gulf - Port au Port
- Halifax Harbour and Approaches
- LaHave Bank
- Laurentian Fan - northeastern half
- Laurentian Fan - southwestern half
- 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 - eastern half
- Sable - western half
- Southeastern Grand Banks
- Southwestern Grand Banks
- Southwestern Shore
- Southwest Coast
- South Coast
- Tadoussac to Pointe à Michel
- West Scotian Slope
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