Marine Forecast
Issued 03:00 AM ADT 25 April 2025
Today Tonight and Saturday.
Strong wind warning in effect.
Wind light increasing to southeast 10 to 15 knots Saturday
afternoon and to easterly 20 Saturday evening.
Scattered showers today. Rain Saturday late in the day. Fog
patches.
Temperatures near plus 1.
Winds
Issued 03:00 AM ADT 25 April 2025
Today Tonight and Saturday.
Strong wind warning in effect.
Wind light increasing to southeast 10 to 15 knots Saturday
afternoon and to easterly 20 Saturday evening.
Waves
Issued 05:00 PM ADT 24 April 2025
Tonight and Friday.
Seas 1 metre or less.
Weather & Visibility
Issued 03:00 AM ADT 25 April 2025
Today Tonight and Saturday.
Scattered showers today. Rain Saturday late in the day. Fog
patches.
Air temperature
Issued 03:00 AM ADT 25 April 2025
Today Tonight and Saturday.
Temperatures near plus 1.
Ice Forecasts
Issued 10:00 AM EDT 24 April 2025 Today Tonight and Friday Ice Edge
First ice edge estimated from New Brunswick near 4700N 6449W to
4836N 6358W to Quebec near 4851N 6412W. Sea ice west of the ice
edge.
Second ice edge estimated from Quebec near 5011N 6057W to 4955N
6023W to 5107N 5730W to Newfoundland near 5029N 5728W. Sea ice north
then east of the ice edge.
Ice Coverage
Open water except 1 tenth first-year ice in strips and patches near
Gaspe. Consolidated rotten first-year ice in a few bays.
Iceberg Bulletin
Issued 2:30 PM EDT 24 April 2025 Iceberg Limit
Iceberg limit at 0000 UTC 25 Apr estimated from Newfoundland near
4731N 5444W to 4055N 5215W to 4125N 4740W to 4705N 3500W to 5355N
4530W to 5915N 5605W to 6035N 5500W to 5920N 4925W then eastwards.
Western iceberg limit at 0000 UTC 25 Apr estimated from Quebec near
5020N 6115W to Newfoundland near 4805N 5845W.Iceberg Count
No confirmed icebergs except less than 10 icebergs northeast of the
western iceberg limit.
Warnings (In effect)
Anticosti
Issued 03:00 AM ADT 25 April 2025'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.
Technical Marine Synopsis
Issued 3:00 AM ADT 25 April 2025 Today Tonight and Saturday At 3:00 a.m. ADT today ridge located on a line northeast-southwest
over the central Marine District.
By 3:30 p.m. ADT today weakening ridge located over the eastern
Marine District.
At 3:00 a.m. ADT today trough located over New England.
By 3:30 p.m. ADT today weakening trough located over the Maritimes.
At 10:00 a.m. ADT Saturday trough located on a line
northeast-southwest over the St. Lawrence River.
By 8:00 p.m. ADT Saturday trough located on a line
northeast-southwest over Maine.