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St. Roch

Warnings

Forecast

Marine Forecast

Issued 07:00 PM MST 12 November 2025

Tonight and Thursday.

Wind north 15 to 20 knots backing to northwest 20 to 25 late this evening then diminishing to northwest 15 to 20 late Thursday afternoon.

Flurries tonight and Thursday.

Freezing spray warning in effect.

Outside the ice edge freezing spray beginning this evening.

Temperatures near minus 9.

Waves

Issued 07:00 PM MST 12 November 2025
Tonight and Thursday. Outside the ice edge seas 1 metre or less.

Extended Forecast

Issued 07:00 PM MST 12 November 2025
Friday Wind northwest 15 to 20 knots backing to southwest 15 in the morning then to southeast 15 late in the day.
Saturday Wind southeast 15 knots increasing to east 20 to 25.
Sunday Wind east 20 to 25 knots diminishing to southeast 15.

Ice Forecast

Issued 10:00 AM EST 12 November 2025 Today Tonight and Thursday 9 tenths grey ice. 

[ Canadian Ice Service ]

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

Ice Forecasts

Issued 10:00 AM EST 12 November 2025 Today Tonight and Thursday

Ice Edge

Ice edge is outside the forecast region.

Ice Coverage

9 tenths grey ice.

Warnings

Warnings (In effect)

Freezing spray warning in effect

St. Roch

Issued 7:00 PM MST 12 November 2025

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 MST 12 November 2025 Tonight and Thursday At 0000 UTC Thursday trough from 983 mb low located from 67N 74W
to 77N 70W.
By 0000 UTC Friday trough from 981 mb low located from 69N 78W to
80N 97W.

Arctic - Western Arctic Area

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Marine Weather for Canada

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