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St. Roch

Warnings

Forecast

Marine Forecast

Issued 07:00 AM MDT 05 September 2026

Today Tonight and Sunday.

Wind northwest 15 knots increasing to northwest 20 to 25 this morning and to northwest 30 late this afternoon. Wind northwest 30 tonight and Sunday.

Showers changing to flurries this afternoon then to showers near noon Sunday. Visibility as low as 1 mile in flurries.

Waves

Issued 07:00 AM MDT 05 September 2026
Today Tonight and Sunday. Seas 1 metre or less building to 1 to 2 near noon then subsiding to 1 Sunday evening.

Extended Forecast

Issued 07:00 AM MDT 05 September 2026
Monday Wind northwest 25 knots diminishing to west 10 to 15 in the morning.
Tuesday Wind north 10 to 15 knots becoming light late in the day.
Wednesday Wind light.

Ice Forecast

Issued 10:00 AM EDT 5 September 2026 Today Tonight and Sunday Bergy water. 

[ Canadian Ice Service ]

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Map of Arctic - Eastern Arctic marine weather areas Shepherd Bay Airport Arctic Bay Salluit Airport Saglek Nain Airport Cape Kiglapait Cape Kakkiviak Tasiujaq Airport Fort Ross Baker Lake Airport Quaqtaq Airport Whale Cove Airport Puvirnituq Airport Kangiqsualujjuaq Airport Kangirsuk Airport Gjoa Haven Airport Ivujivik Airport Kangiqsujuaq Airport Rankin Inlet Airport Akulivik Airport Aupaluk Airport Chesterfield Inlet Airport Kugaaruk Airport Coral Harbour Airport Naujaat Pond Inlet Airport Cape Dyer Pangnirtung Airport Longstaff Bluff Kimmirut Airport Kinngait Airport Rowley Island Airport Taloyoak Airport Wager Bay Cape Liverpool Iqaluit Airport Qikiqtarjuaq Airport Brevoort Island Igloolik Airport Resolute Airport Cape Hooper Clyde River Airport Sanirajak Airport Cape Mercy Grise Fiord Airport
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buoy Buoy
land station Land Station
Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 5 September 2026 Today Tonight and Sunday

Ice Edge

First ice edge estimated from Nunavut near 6917N 11907W to 6958N
11837W to Banks Island near 7105N 12252W. Sea ice southwest of the
ice edge.

Second ice edge estimated from Banks Island near 7214N 11951W to
Victoria Island near 7205N 11840W. Sea ice north of the ice edge.

Third ice edge estimated from Victoria Island near 6950N 10052W to
7004N 9913W to Prince of Wales Island near 7121N 9913W. Sea ice
northwest of the ice edge.

Fourth ice edge estimated from Prince of Wales Island near 7315N
9750W to 7318N 9624W to Somerset Island near 7344N 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 5 September 2026 Today Tonight and Sunday At 1200 UTC Saturday trough from 989 mb low located from 74N 69W
to 65N 87W.
By 0000 UTC Monday trough from 987 mb low located from 69N 79W to
75N 65W.

At 0000 UTC Monday approaching ridge located from 74N 160W to
67N 108W.

Arctic - Eastern Arctic Area

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Marine Weather for Canada

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