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St. Roch

Warnings

Forecast

Marine Forecast

Issued 07:00 AM MDT 13 September 2026

Today Tonight and Monday.

Wind southeast 25 knots diminishing to light near noon except east 25 over northern sections. Wind becoming light this evening except northeast 25 over northern sections this evening. Wind becoming northeast 20 late overnight then increasing to northeast 25 early Monday morning. Wind diminishing to northwest 15 Monday evening.

Rain becoming snow or rain near noon. Visibility 1 mile or less in precipitation.

Waves

Issued 07:00 AM MDT 13 September 2026
Today Tonight and Monday. Seas 1 metre except 1 to 2 over northern sections today and this evening.

Extended Forecast

Issued 07:00 AM MDT 13 September 2026
Tuesday Wind light increasing to west 25 knots in the morning.
Wednesday Wind northwest 15 knots increasing to northwest 25 late in the day.
Thursday Wind west 20 knots.

Ice Forecast

Issued 10:00 AM EDT 13 September 2026 Today Tonight and Monday Bergy water. 

[ Canadian Ice Service ]

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Weather Conditions

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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 10:00 AM EDT 13 September 2026 Today Tonight and Monday

Ice Edge

First ice edge estimated from Northwest Territories near 7004N
12421W to 7025N 12233W to Banks Island near 7157N 12547W. Sea ice
west of the ice edge.

Second ice edge estimated from Banks Island near 7133N 12030W to
Victoria Island near 7138N 11901W. Sea ice north of the ice edge.

Third ice edge estimated from Victoria Island near 6953N 10052W to
7020N 9933W to Prince of Wales Island near 7158N 10017W. Sea ice
northwest of the ice edge.

Fourth ice edge estimated from Prince of Wales Island near 7323N
9708W to Somerset Island near 7326N 9539W. Sea ice north of the ice
edge.

Ice Coverage

Bergy water.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 6:30 AM MDT 13 September 2026 Today Tonight and Monday At 1200 UTC Sunday low 988 mb located at 70N 99W.
By 0000 UTC Tuesday low 995 mb located at 65N 84W.

At 1200 UTC Sunday dissipating low 995 mb located at 75N 72W.

At 1200 UTC Sunday low 996 mb located at 75N 146W.
By 0000 UTC Tuesday trough from 1001 mb low located from 78N 115W
to 70N 106W.

Arctic - Western Arctic Area

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Marine Weather for Canada

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