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Hecate Strait

Forecast

Marine Forecast

Issued 09:30 PM PDT 17 August 2019

Tonight and Sunday.

Wind southwest 15 to 25 knots veering to northwest 20 to 25 Sunday morning then diminishing to northwest 5 to 15 late Sunday afternoon.

Showers ending near noon Sunday.

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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Weather Conditions

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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 04:00 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 4:00 AM PDT 18 August 2019 Today Tonight and Monday At 4:00 a.m. PDT today quasi-stationary ridge located west of the
offshore waters.

At 4:00 a.m. PDT today trough located over the North Coast.
By 4:00 p.m. PDT today trough located over the Central Coast.

Marine Weather Statement

Issued 3:50 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 to
marginal gale force northwest winds will affect northern waters
behind the trough.

On Monday, a low pressure will approach the Central Coast from the
west. Marginal gale force southerly winds will move to central
Waters to the south of the trough, while marginal easterly gales
Will develop north of the trough. This trough will swing northward
toward Prince Rupert with the gales persisting throughout Monday.

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