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Clarence - northern half

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Marine Forecast

Issued 05:30 PM EDT 18 August 2026

Tonight and Wednesday.

Wind south 15 knots increasing to south 20 near noon Wednesday.

Showers and fog patches.

Waves

Issued 05:30 PM EDT 18 August 2026
Tonight and Wednesday. Seas 1 metre.

Extended Forecast

Issued 05:30 PM EDT 18 August 2026
Thursday Wind south 35 knots increasing to south 45 in the morning.
Friday Wind south 25 to 30 knots diminishing to southeast 10 to 15 late in the day.
Saturday Wind light increasing to north 20 knots.

Ice Forecast

Issued 11:00 AM EDT 18 August 2026 Today Tonight and Wednesday Forecasts available to mariners upon request. 

[ Canadian Ice Service ]

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Map of Arctic - Western Arctic marine weather areas Resolute Airport Thomsen River Ulukhaktok Airport Cape Providence Nangmagvik Lake Komakuk Beach Taloyoak Airport Cape Stallworthy Stefansson Island Mould Bay Naujaat Rea Point Pond Inlet Airport Isachsen Igloolik Airport Sanirajak Airport Grise Fiord Airport Gateshead Island Kugluktuk Airport Little Chicago Storm Hills Liverpool Bay Bathurst Inlet Tuktoyaktuk Airport Pelly Island Paulatuk Airport Norman Wells Airport Sachs Harbour Airport Keats Point Inuvik Airport Tulita Airport Fort Good Hope Airport Cape Parry Airport Aklavik Airport Shingle Point Airport Fort Ross Arctic Bay Cambridge Bay Airport CFS Alert Croker River Shepherd Bay Airport Herschel Island Cape Liverpool Cape Peel West Kugaaruk Airport Gjoa Haven Airport Eureka Airport Hat Island
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buoy Buoy
land station Land Station
Ice Conditions

Ice Forecasts

Issued 11:00 AM EDT 18 August 2026 Today Tonight and Wednesday

Ice Coverage

Forecasts available to mariners upon request.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 6:30 AM MDT 18 August 2026 Today Tonight and Wednesday At 1200 UTC Tuesday departing trough from low located from 85N
140W to 79N 95W.

At 1200 UTC Tuesday low 994 mb located at 70N 135W.
By 0000 UTC Thursday low 994 mb located at 72N 107W.

Arctic - Western Arctic Area

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Marine Weather for Canada

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