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Hecate Strait

Forecast

Marine Forecast

Issued 10:30 AM PDT 18 August 2019

Today Tonight and Monday.

Gale warning in effect.

Wind northwest 20 to 25 knots except southwest 20 over southern sections late this morning. Wind diminishing to northwest 5 to 15 late this afternoon then becoming variable 5 to 15 near midnight. Wind increasing to southeast 25 Monday afternoon and to southeast 35 Monday evening.

Showers ending near noon. Periods of rain beginning Monday evening. Visibility 1 mile or less in rain.

Waves

Issued 04:00 AM PDT 18 August 2019
Today Tonight and Monday. Seas 1 to 2 metres subsiding to 1 or less late overnight then building to 1 to 2 Monday evening.

Extended Forecast

Issued 04:00 AM PDT 18 August 2019
Tuesday Wind southeast 35 to 45 knots.
Wednesday Wind northwesterly 15 knots.
Thursday Wind southwest 10 knots increasing to south 30.

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Map of Mackenzie - Mackenzie River marine weather areas Great Slave Lake - 45141 Great Slave Lake North Arm - 45150 Herschel Island Komakuk Beach Shingle Point Airport Aklavik Airport Cape Parry Airport Fort Good Hope Airport Tulita Airport Fort Providence Fort Reliance Fort Resolution Airport Fort Simpson Airport Hay River/Merlyn Carter Airport Inner Whaleback Rocks Inuvik Airport Keats Point Lutselke Airport Norman Wells Airport Paulatuk Airport Pelly Island Tuktoyaktuk Airport Wrigley Airport Yellowknife Airport Liverpool Bay Little Chicago Storm Hills Bathurst Inlet Kugluktuk Airport Hat Island Croker River Cambridge Bay Airport Cape Peel West Gateshead Island Stefansson Island Cape Providence Ulukhaktok Airport Sachs Harbour Airport Thomsen River Prairie River Egg Island Fort Chipewyan Airport Stony Rapids Airport Uranium City
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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 10:30 AM PDT 18 August 2019

'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 10:30 AM PDT 18 August 2019 Today Tonight and Monday At 10:30 a.m. PDT today trough located over the North Coast.
By 4:00 p.m. PDT today weakening trough located over the Central
Coast.

At 10:30 a.m. PDT today ridge located west of the offshore waters.
By 10:30 a.m. PDT Monday ridge located on a line northeast-southwest
over southern Vancouver Island.

At 1:00 p.m. PDT Monday trough located over southern Bowie.
By 11:00 p.m. PDT Monday trough located from Bowie to Prince Rupert.

Marine Weather Statement

Issued 10:29 AM PDT 18 August 2019 A low pressure trough lying through the North Coast will move south
to the Central Coast this afternoon then weaken. Strong northwest
winds will affect northern waters behind the trough.

On Monday, a second trough of low pressure will move to lie over
Southern Bowie and then swing northward toward Prince Rupert in
The evening. Strong southerlies will develop south of the trough and
rise to gale force late in the day. Strong to gale force easterlies
will develop north of the trough.

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