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Larsen

Forecast

Marine Forecast

Issued 05:30 AM EDT 17 August 2022

Today Tonight and Thursday.

Gale warning in effect.

Wind light increasing to southeast 15 knots Thursday afternoon and to southeast 35 Thursday evening.

Periods of drizzle and fog patches ending near noon. Showers Thursday evening. Fog patches forming Thursday evening.

Waves

Issued 05:30 AM EDT 17 August 2022
Today Tonight and Thursday. Over open water seas 1 metre or less building to 2 Thursday evening.

Extended Forecast

Issued 05:30 AM EDT 17 August 2022
Friday Wind southeast 35 knots diminishing to southwest 20 in the morning then increasing to west 30 late in the day.
Saturday Wind northwest 25 knots.
Sunday Wind north 20 knots backing to northwest 25.

Ice Forecast

Issued 10:00 AM EDT 17 August 2022 Today Tonight and Thursday 3 tenths first-year ice including a trace of old ice except 9 tenths first-year ice including a trace of old ice along parts of the coast of Victoria Island in the extreme western section. 

[ Canadian Ice Service ]

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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

Ice Forecasts

Issued 10:00 AM EDT 17 August 2022 Today Tonight and Thursday

Ice Edge

Ice edge is outside the forecast region.

Ice Coverage

3 tenths first-year ice including a trace of old ice except 9 tenths
first-year ice including a trace of old ice along parts of the coast
of Victoria Island in the extreme western section.

Warnings

Warnings (In effect)

Gale warning in effect

Larsen

Issued 10:27 AM EDT 17 August 2022

'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 6:30 AM MDT 17 August 2022 Today Tonight and Thursday At 1200 UTC Wednesday ridge located from 77N 140W to 67N 113W.
By 0000 UTC Friday weakening ridge located from 75N 78W to 67N 87W.

At 1200 UTC Wednesday low 1004 mb located at 76N 67W.
By 0000 UTC Friday weakening low 1013 mb located at 74N 68W.

By 0000 UTC Friday low 989 mb located over Banks Island.

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