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Hecate Strait

Warnings

Forecast

Marine Forecast

Issued 04:00 AM PDT 20 October 2026

Today Tonight and Wednesday.

Gale warning in effect.

Wind north 5 to 15 knots becoming southeast 5 to 15 early this morning then increasing to southeast 15 to 25 near noon. Wind increasing to southeast 25 to 35 late this afternoon then becoming southeast 30 near midnight. Wind diminishing to northwest 20 late overnight and to westerly 10 near noon Wednesday.

Rain tonight and Wednesday morning. Showers Wednesday evening.

Waves

Issued 04:00 AM PDT 20 October 2026

Hecate Strait - northern half

Today Tonight and Wednesday. Seas 1 metre or less building to 1 to 2 early this afternoon and to 2 to 3 this evening. Seas subsiding to 1 to 2 overnight.

Hecate Strait - southern half

Today Tonight and Wednesday. Seas 1 metre building to 1 to 2 near midnight then subsiding to 1 Wednesday afternoon.

Extended Forecast

Issued 04:00 AM PDT 20 October 2026
Thursday Wind southwest 5 to 15 knots veering to northwest 5 to 15 late in the day.
Friday Wind northwest 5 to 15 knots becoming variable 5 to 10.
Saturday Wind north 25 knots increasing to north 30.

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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)

Gale warning in effect

Hecate Strait

Issued 04:00 AM PDT 20 October 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.

Synopsis

Technical Marine Synopsis

Issued 4:00 AM PDT 20 October 2026 Today Tonight and Wednesday At 4:00 a.m. PDT today frontal system located west of Bowie.
By 4:00 a.m. PDT Wednesday weakening frontal system located from
Hecate Strait to Explorer.

At 10:30 a.m. PDT today ridge located on a line northeast-southwest
over Queen Charlotte Sound.
By 9:30 p.m. PDT Wednesday departing ridge located on a line
northeast-southwest over southern Vancouver Island.

At 4:30 a.m. PDT Wednesday ridge located over Bowie extending
northeastward.
By 9:30 p.m. PDT Wednesday ridge located from the Central Coast
to Explorer.

Marine Weather Statement

Issued 4:01 AM PDT 20 October 2026 A strong cold front extending from the Gulf of Alaska will spread
gale force southwesterlies across the northern waters from northwest
to southeast ahead of the front today. The southwesterly gales will
ease to strong winds overnight.

Mackenzie - Mackenzie River Area

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Marine Weather for Canada

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