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Northumberland Strait - western half

Warnings

Forecast

Marine Forecast

Issued 03:00 AM AST 21 January 2026

Today Tonight and Thursday.

Gale warning in effect.

Wind west 35 to 40 knots diminishing to west 20 to 25 early this morning and to southwest 15 this afternoon. Wind diminishing to light this evening then increasing to south 15 to 20 Thursday morning except light over western sections. Wind becoming southwest 15 Thursday evening.

Flurries ending this morning. Snow beginning near midnight and changing to showers or flurries Thursday afternoon. Visibility 1 mile or less in snow.

Freezing spray warning in effect.

Over open water freezing spray ending this afternoon.

Temperatures minus 12 rising to plus 1 Thursday afternoon then falling to minus 5 Thursday evening.

Extended Forecast

Issued 03:00 AM AST 21 January 2026
Friday Wind west 25 knots.
Saturday Wind west 25 knots.
Sunday Wind northwest 30 knots diminishing to northwest 15.

Ice Forecast

Issued 10:00 AM EST 20 January 2026 Today Tonight and Wednesday Ice pressure warning in effect. 7 tenths new ice including 1 tenth grey-white ice except 9 tenths grey-white ice near the southern Prince Edward Island coast. Consolidated grey-white ice along parts of the coasts. Strong ice pressure along the coast of Prince Edward Island developing Wednesday morning. 

[ Canadian Ice Service ]

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Map of Atlantic - Newfoundland marine weather areas Eskasoni (First Nations) Heath Point Bonavista Wreckhouse St.Paul Island Winterland Branch Hill Twillingate Stephenville Airport Burgeo St. Lawrence St. John's Int'l Airport St. Anthony Airport Grates Cove Cape Race Grand Étang Sagona Island North Mountain Port aux Basques Ingonish Beach La Scie Ferolle Point Englee Daniel's Harbour Corner Brook Cartwright Airport East Point West Chedabucto Bay – 44489 Blanc-Sablon Airport East Chedabucto Bay – 44488 Cap Whittle Chevery Banquereau - 44139 Charlottetown Airport Mary's Harbour North Cape Natashquan Airport Argentia J.A. Douglas McCurdy Sydney Airport Berry Hill Long Pond Îles de la Madeleine Airport Miscou Island Marticot Island Pool's Island
Legend:
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land station Land Station
Ice Conditions

Ice Forecasts

Issued 10:00 AM EST 20 January 2026 Today Tonight and Wednesday

Ice Edge

First ice edge estimated from New Brunswick near 4532N 6507W to Nova
Scotia near 4500N 6510W. Sea ice east of the ice edge.

Second ice edge estimated from Nova Scotia near 4435N 6327W to 4432N
6251W to 4539N 5917W to 4704N 6000W to 4825N 6224W to 5039N 5807W to
4759N 5937W to Newfoundland near 4738N 5919W. Sea ice northwest then
east of the ice edge.

Ice Coverage

Ice pressure warning in effect.

7 tenths new ice including 1 tenth grey-white ice except 9 tenths
grey-white ice near the southern Prince Edward Island coast.
Consolidated grey-white ice along parts of the coasts.
Strong ice pressure along the coast of Prince Edward Island
developing Wednesday morning.

Warnings

Warnings (In effect)

Gale warning in effect

Northumberland Strait

Issued 03:00 AM AST 21 January 2026

'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.

Freezing spray warning in effect

Northumberland Strait

Issued 03:00 AM AST 21 January 2026

Moderate 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.

Ice pressure warning in effect

Northumberland Strait - western half

Issued 10:00 AM EST 20 January 2026

Navigators in this marine area should be on the lookout for hazardous ice conditions and take necessary safety precautions. Please refer to the latest ice forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio stations.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM AST 21 January 2026 Today Tonight and Thursday At 3:00 a.m. AST today quasi-stationary low 979 mb located over
Labrador Sea.

At 3:00 a.m. AST today ridge located over the East Coast of the U.S.
By 10:00 a.m. AST Thursday ridge located south of the Grand Banks.

At 3:00 a.m. AST Thursday trough located over New England.
By 8:00 p.m. AST Thursday trough located from Newfoundland to
Georges Bank.

Marine Weather Statement

Issued 2:46 AM AST 21 January 2026 Strong to gale force westerly winds will continue today over northern
and eastern waters between a quasi-stationary low over the Labrador
Sea and an approaching ridge to the west.

On Tuesday, strong to possibly gale force southwest winds are
expected ahead of a trough of low pressure.

Marine interests are advised that gale warnings are in effect for
eastern shore - eastern half, Sable - eastern half, Fourchu,
Banquereau, Laurentian Fan, Cabot Strait, and all Gulf of St.
Lawrence waters.

Marine interests are advised that freezing spray warnings are in
effect for Fundy, Grand Manan, Lurcher, southwestern shore, eastern
shore, Fourchu, Banquereau - northern half, Cabot Strait, and all
Gulf of St. Lawrence waters.

Atlantic - Newfoundland Area

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Marine Weather for Canada

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