Marine Forecast
Issued 08:00 PM NST 19 December 2025
Tonight and Saturday.
Storm warning in effect.
Wind south 45 knots increasing to south 55 near midnight and
locally gusts to 65 along the Newfoundland coast. Wind diminishing to southwest
45 Saturday morning then veering to west 45 Saturday afternoon.
Showers and fog patches changing to flurries near noon
Saturday. Visibility 1 mile or less in fog patches and in
flurries.
Freezing spray warning in effect.
Freezing spray over northern sections Saturday
evening.
Temperatures plus 7 falling to minus 5 to zero Saturday
evening.
Winds
Issued 08:00 PM NST 19 December 2025
Tonight and Saturday.
Storm warning in effect.
Wind south 45 knots increasing to south 55 near midnight and
locally gusts to 65 along the Newfoundland coast. Wind diminishing to southwest
45 Saturday morning then veering to west 45 Saturday afternoon.
Waves
Issued 06:00 PM NST 19 December 2025
Tonight and Saturday.
Seas 3 to 5 metres building to 5 to 7 near
midnight.
Weather & Visibility
Issued 08:00 PM NST 19 December 2025
Tonight and Saturday.
Showers and fog patches changing to flurries near noon
Saturday. Visibility 1 mile or less in fog patches and in
flurries.
Air temperature
Issued 08:00 PM NST 19 December 2025
Tonight and Saturday.
Temperatures plus 7 falling to minus 5 to zero Saturday
evening.
Freezing Spray
Issued 08:00 PM NST 19 December 2025
Tonight and Saturday.
Freezing spray warning in effect.
Freezing spray over northern sections Saturday
evening.
Ice Forecasts
Issued 10:00 AM EST 19 December 2025 Today Tonight and Saturday Ice Edge
First ice edge estimated from 4723N 6136W to 4738N 6112W to 4744N
6124W to 4734N 6159W to 4706N 6212W to 4706N 6147W to 4723N 6136W.
Sea ice within the ice edge.
Second ice edge estimated from Nova Scotia near 4540N 6136W to
Prince Edward Island near 4621N 6211W. Sea ice west of the ice edge.
Third ice edge estimated from Prince Edward Island near 4628N 6231W
to 4640N 6329W to 4736N 6409W to 4904N 6404W to 4925N 6516W to 4916N
6703W to 4956N 6635W to Anticosti Island near 4924N 6336W. Sea ice
west then north of the ice edge.
Fourth ice edge estimated from Anticosti Island near 4945N 6301W to
4946N 5954W to 5106N 5804W to 5035N 5733W to 4818N 5929W to 4731N
5923W to Newfoundland near 4736N 5740W. Sea ice north then east of
the ice edge.
Ice Coverage
Open water except consolidated grey ice along parts of the coasts.
Iceberg Bulletin
Issued 1:30 PM EST 19 December 2025 Iceberg Limit
Iceberg limit at 0000 UTC 20 Dec estimated from Newfoundland near
5020N 5628W to 5030N 5415W to 5330N 5200W to 5945N 5730W then
northeastward.Iceberg Count
No confirmed icebergs.
Warnings (In effect)
Gulf - Port au Port
Issued 8:00 PM NST 19 December 2025'Storm' force winds of 48 to 63 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.
Gulf - Port au Port
Issued 8:00 PM NST 19 December 2025Moderate or severe freezing spray is 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 8:00 PM NST 19 December 2025 Tonight and Saturday At 8:00 p.m. NST tonight deepening low 972 mb located over central
Quebec.
By 8:00 p.m. NST Saturday low 947 mb located over southern
Labrador Sea.
At 8:00 p.m. NST tonight trough from 972 mb low located on a line
north-south over Maine.
By 8:00 p.m. NST Saturday trough from 947 mb low located on a line
north-south over the Grand Banks.
Marine Weather Statement
Issued 7:55 PM NST 19 December 2025 A trough of low pressure associated with a rapidly intensifying low
over Quebec will approach from the west tonight and cross the
district on Saturday. Strong to gale force southerlies to
southwesterlies will increase to gale to storm force southerlies
tonight and Saturday ahead of the trough. Winds will shift and
diminish to strong to gale force westerlies in its wake.
Marine interests are advised that storm warnings are in effect for
all waters except the Southeastern Grand Banks where a gale warning
is in effect.
Marine interests are also advised that freezing spray warnings are in
effect for Strait of Belle Isle, Gulf waters, Northeast Coast, and
Belle Isle Bank.
Marine interests are further advised that higher than normal water
levels are expected Saturday morning along the west coast of
Newfoundland including the western side of the Great Northern
Peninsula, as well as both sides of the Strait of Belle Isle. This is
due to a combination of high waves and pounding surf, storm surge,
and a higher run of tides.