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Hecate Strait - northern half

Warnings

Forecast

Marine Forecast

Issued 04:00 AM PDT 15 October 2026

Today Tonight and Friday.

Storm warning in effect.

Wind southeast 30 to 40 knots increasing to southeast 40 to 50 early this morning then becoming southeast 45 to 55 early this evening. Wind diminishing to southwest 15 to 20 Friday morning and to light Friday afternoon. Wind increasing to west 20 Friday evening.

Rain ending Friday morning. Periods of rain Friday evening. Visibility 1 mile or less in rain.

Waves

Issued 04:00 AM PDT 15 October 2026
Today Tonight and Friday. Seas 2 to 3 metres building to 3 to 4 this morning then subsiding to 2 to 3 Friday morning. Seas subsiding to 1 Friday afternoon.

Extended Forecast

Issued 04:00 AM PDT 15 October 2026
Saturday Wind southwest 10 to 20 knots.
Sunday Wind southwest 10 to 20 knots backing to southeast 10 to 20.
Monday Wind east 10 to 20 knots diminishing to light late in the day.

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

There is no ice forecast issued for this area.

Warnings

Warnings (In effect)

Storm warning in effect

Hecate Strait - northern half

Issued 04:00 AM PDT 15 October 2026

'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.

Synopsis

Technical Marine Synopsis

Issued 4:00 AM PDT 15 October 2026 Today Tonight and Friday At 4:00 a.m. PDT today frontal system located on a line north-south
over western Bowie.
By 4:00 p.m. PDT today frontal system located on a line
northeast-southwest over Haida Gwaii.

At 4:00 a.m. PDT Friday departing frontal system located over
Hecate Strait.

At 4:00 p.m. PDT Friday trough located over Explorer.
By 9:30 p.m. PDT Friday trough located over the Central Coast.

Marine Weather Statement

Issued 3:42 AM PDT 15 October 2026 A strong frontal system over Bowie will move to lie over Haida Gwaii
this afternoon and stall there tonight. The frontal system will move
inland Friday morning.

Gale to storm force southeasterlies ahead of the front will persist
over northern and central waters today. Winds will shift to moderate
to strong westerlies as the front passes.

A trough of low pressure will move into Explorer Friday afternoon and
reach the Central Coast Friday evening. Gale force southwesterlies
are expected near the trough.

Mackenzie - Mackenzie River Area

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