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Issued 05:00 AM EDT 17 August 2026

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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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Technical Marine Synopsis

Issued 6:30 AM MDT 17 August 2026 Today Tonight and Tuesday At 1200 UTC Monday low 992 mb located at 80N 113W.
By 0000 UTC Wednesday low 989 mb located at 84N 144W.

At 1200 UTC Monday trough located on a line east-west over the
northern Northwest Territories.
By 0000 UTC Wednesday trough from 995 mb low located from 71N 127W
to 71N 114W then to 66N 114W.

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