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James Bay

Warnings

Forecast

Marine Forecast

Issued 05:00 AM CDT 05 September 2026

Today Tonight and Sunday.

Wind light becoming south 15 knots this evening then veering to west 15 Sunday morning. Wind veering to north 15 near noon Sunday then increasing to north 20 Sunday afternoon.

Scattered showers Sunday.

Waves

Issued 05:00 AM CDT 05 September 2026
Today Tonight and Sunday. Seas 1 metre or less building to 2 Sunday evening.

Extended Forecast

Issued 05:00 AM CDT 05 September 2026
Monday Wind north 25 knots diminishing to northeast 15 in the morning.
Tuesday Wind light increasing to southeast 30 knots late in the day.
Wednesday Wind southeast 30 knots veering to southwest 25.

Ice Forecast

Issued 11:00 AM EDT 4 September 2026 Today Tonight and Saturday Ice free.These are the last forecasts until further request. 

[ Canadian Ice Service ]

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Map of Hudson - Hudson Bay marine weather areas Inukjuak Airport Fort Severn Airport Akulivik Airport Peawanuck Airport Churchill Airport Coral Harbour Airport Kangirsuk Airport Kinngait Airport Iqaluit Airport Wager Bay Kimmirut Airport Cape Kakkiviak Tasiujaq Airport Salluit Airport Whale Cove Airport Quaqtaq Airport Sanikiluaq Airport Kuujjuaq Airport Kangiqsualujjuaq Airport Eastmain Airport La Grande Rivière Airport Baker Lake Airport Arviat Airport Ivujivik Airport Kuujjuarapik Airport Waskaganish Airport Moosonee Airport Aupaluk Airport Puvirnituq Airport Chesterfield Inlet Airport Rankin Inlet Airport Umiujaq Airport Kangiqsujuaq Airport Wemindji Airport
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Ice Conditions

Ice Forecasts

Issued 11:00 AM EDT 4 September 2026 Today Tonight and Saturday

Ice Edge

Ice edge is outside the forecast region.

Ice Coverage

Ice free.

These are the last forecasts until further request.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 4:45 AM EDT 5 September 2026 Today Tonight and Sunday At 1200 UTC Saturday cold front from 991 mb low located from 75N
67W to 56N 99W.
By 0000 UTC Monday cold front from 990 mb low located from 73N
69W to 56N 69W.

By 0000 UTC Monday low 985 mb located at 69N 79W.

Hudson - Hudson Bay Area

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Marine Weather for Canada

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