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West Coast Haida Gwaii - northern half

Warnings

Forecast

Marine Forecast

Issued 09:30 PM PDT 18 May 2025

Tonight and Monday.

Gale warning in effect.

Wind southeast 30 to 40 knots diminishing to southwest 15 to 25 late this evening then backing to southeasterly 10 to 20 late overnight. Wind becoming variable 10 to 20 late Monday morning then becoming north 10 Monday evening.

Rain changing to showers Monday morning. Risk of thunderstorms Monday afternoon and evening.

Waves

Issued 04:00 PM PDT 18 May 2025
Today Tonight and Monday. Seas 2 to 3 metres subsiding to 2 after midnight then building to 2 to 3 Monday afternoon.

Extended Forecast

Issued 04:00 PM PDT 18 May 2025
Tuesday Wind northwesterly 10 to 20 knots.
Wednesday Wind west 5 to 15 knots becoming variable 10.
Thursday Wind variable 10 knots becoming southeast 10.

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Map of Mackenzie - Mackenzie River marine weather areas Cambridge Bay Airport Inner Whaleback Rocks Hay River/Merlyn Carter Airport Inuvik Airport Fort Simpson Airport Tulita Airport Great Slave Lake North Arm - 45150 Keats Point Łutselk'e Airport Croker River Norman Wells Airport Paulatuk Airport Bathurst Inlet Pelly Island Storm Hills Hat Island Little Chicago Liverpool Bay Yellowknife Airport Wrigley Airport Tuktoyaktuk Airport Komakuk Beach Fort Chipewyan Airport Stony Rapids Airport Uranium City Egg Island Prairie River Thomsen River Sachs Harbour Airport Herschel Island Ulukhaktok Airport Stefansson Island Cape Providence Gateshead Island Shingle Point Airport Aklavik Airport Cape Parry Airport Cape Peel West Fort Good Hope Airport Fort Providence Kugluktuk Airport Great Slave Lake - 45141 Fort Reliance Fort Resolution Airport
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Ice Conditions

There is no ice forecast issued for this area.

Warnings

Warnings (In effect)

Gale warning in effect

West Coast Haida Gwaii - northern half

Issued 9:30 PM PDT 18 May 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 9:30 PM PDT 18 May 2025 Tonight and Monday At 9:30 p.m. PDT tonight frontal system located over Haida Gwaii.
By 4:00 a.m. PDT Monday departing frontal system located from
Hecate Strait to the Central Coast.

At 11:00 p.m. PDT tonight deepening low 998 mb located over Bowie.
By 2:00 p.m. PDT Monday weakening low 1001 mb located over Haida
Gwaii.

Marine Weather Statement

Issued 9:18 PM PDT 18 May 2025 A frontal system continues to move over the northern, and central
waters, and will spread gale force southerly or southeasterly winds
this evening until Monday morning.

Further south, a brief period of storm force winds can occur along
West Vancouver Island North near midnight tonight. Gale force
southeasterlies will also develop along Northern Strait of Georgia,
Johnstone Strait, and Queen Charlotte Strait late this evening and
after midnight.

A centre of low pressure associated with the frontal system will move
eastward over Bowie this evening. Westerly gales behind this low will
develop over Explorer tonight before easing to strong Monday morning.

Mackenzie - Mackenzie River Area

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Marine Weather for Canada

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