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Forecast

Marine Forecast

Issued 07:00 AM MDT 25 October 2020

Today Tonight and Monday.

Wind southwest 20 to 25 knots becoming north 20 to 25 near midnight then increasing to north 25 to 30 early Monday morning.

Flurries. Visibility 1 mile or less in flurries.

Freezing spray warning in effect.

Over open water moderate at times severe freezing spray beginning this evening.

Temperatures minus 4 falling to minus 12 Monday morning.

Waves

Issued 07:00 AM MDT 25 October 2020
Today Tonight and Monday. Over open water seas 1 to 2 metres.

Extended Forecast

Issued 07:00 AM MDT 25 October 2020
Tuesday Wind north 15 knots.
Wednesday Wind west 15 knots.
Thursday Wind west 15 knots diminishing to light.

Ice Forecast

Issued 10:00 AM EDT 25 October 2020 Today Tonight and Monday 2 tenths new ice except 9 tenths second-year ice including 4 tenths multi-year ice in the extreme eastern section. 

[ Canadian Ice Service ]

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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

Ice Forecasts

Issued 10:00 AM EDT 25 October 2020 Today Tonight and Monday

Ice Edge

Ice edge is outside the forecast region.

Ice Coverage

2 tenths new ice except 9 tenths second-year ice including 4 tenths
multi-year ice in the extreme eastern section.

Warnings

Warnings (In effect)

Freezing spray warning in effect

Dease

Issued 07:00 AM MDT 25 October 2020

Moderate or severe freezing spray is 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 or Weatheradio stations.

Synopsis

Technical Marine Synopsis

Issued 6:30 PM MDT 25 October 2020 Tonight and Monday At 0000 UTC Monday deepening low 996 mb located over Victoria
Island.
By 0000 UTC Tuesday low 991 mb located over northwestern Baffin
Island.

At 0000 UTC Monday quasi-stationary trough located over Baffin Bay.

At 0000 UTC Monday approaching ridge located from 68N 118W to
81N 84W.

Mackenzie - Mackenzie River Area

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