Marine Forecast
Issued 10:00 AM NST 14 December 2025
Today Tonight and Monday.
Gale warning in effect.
Wind west 15 knots diminishing to light near noon then
increasing to northeast 10 to 15 this evening. Wind increasing to northeast 25
late overnight and to northeast 35 to 45 Monday morning. Wind backing to
northwest 35 Monday evening.
Flurries changing to snow this evening. Visibility 1 mile
or less in snow.
Freezing spray warning in effect.
Freezing spray over northwestern sections late overnight and
Monday.
Temperatures minus 7 to minus 1.
Winds
Issued 10:00 AM NST 14 December 2025
Today Tonight and Monday.
Gale warning in effect.
Wind west 15 knots diminishing to light near noon then
increasing to northeast 10 to 15 this evening. Wind increasing to northeast 25
late overnight and to northeast 35 to 45 Monday morning. Wind backing to
northwest 35 Monday evening.
Waves
Issued 06:00 AM NST 14 December 2025
Today Tonight and Monday.
Seas 1 to 2 metres subsiding to 1 or less this afternoon then
building to 1 to 2 late overnight. Seas building to 3 to 5 Monday
morning.
Weather & Visibility
Issued 10:00 AM NST 14 December 2025
Today Tonight and Monday.
Flurries changing to snow this evening. Visibility 1 mile
or less in snow.
Air temperature
Issued 10:00 AM NST 14 December 2025
Today Tonight and Monday.
Temperatures minus 7 to minus 1.
Freezing Spray
Issued 10:00 AM NST 14 December 2025
Today Tonight and Monday.
Freezing spray warning in effect.
Freezing spray over northwestern sections late overnight and
Monday.
Ice Forecasts
Issued 10:00 AM EST 14 December 2025 Today Tonight and Monday 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 4551N 6201W 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 Newfoundland near 5029N 5728W. Sea ice
north of the ice edge.
Ice Coverage
Open water except 2 tenths grey ice along parts of the Quebec coast.
Iceberg Bulletin
Issued 1:30 PM EST 13 December 2025 Iceberg Limit
Iceberg limit at 0000 UTC 14 Dec estimated from Newfoundland near
4730N 5239W to 4730N 5000W to 5130N 4815W to 5945N 5730W to 6155N
5330W to 6005N 4945W to 5900N 4600W then northeastward.Iceberg Count
No confirmed icebergs.
Warnings (In effect)
Gulf - Port au Port
Issued 10:00 AM NST 14 December 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.
Gulf - Port au Port
Issued 10:00 AM NST 14 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 10:00 AM NST 14 December 2025 Today Tonight and Monday At 10:00 a.m. NST today low 964 mb located southeast of Greenland.
By 8:00 p.m. NST tonight departing low 961 mb located southeast
of Greenland.
At 8:00 p.m. NST tonight deepening low 996 mb located south of
Nova Scotia.
By 8:00 p.m. NST Monday low 955 mb located over northeastern
Newfoundland.
At 10:00 a.m. NST today ridge located on a line northwest-southeast
over Cabot Strait.
By 3:00 a.m. NST Monday dissipating ridge located on a line
northwest-southeast over Belle Isle Bank.
Marine Weather Statement
Issued 9:51 AM NST 14 December 2025 An intense low pressure system southeast of Greenland will continue
eastward today and depart this evening. Strong to gale force westerly
winds over eastern waters will diminish through the day as the low
pulls away.
Meanwhile, a second intensifying low pressure system will approach
the marine district tonight to lie over Northeastern Newfoundland by
Monday evening. Gale force southwesterly winds will develop over the
Southern Grand Banks this evening. Gale to storm force easterly to
northerly winds will develop north of the low on Monday. Winds over
all waters will then shift to gale to storm force southwest to
northwesterlies as the low tracks over Newfoundland Monday evening.
Marine interests are advised that storm warnings are in effect for
Southwest Coast, South Coast, East Coast - Cape St. Francis and
south, Northeast Coast, Belle Isle Bank and the Grand Banks.
Gale warnings are in effect for all remaining waters.
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 water levels are expected
to exceed the highest astronomical tide with high waves and pounding
surf, impacting some coastal areas of Northeast Coast and East Coast
Monday night into Tuesday morning, most significant near high tide.