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James Bay - southern half

Forecast

Marine Forecast

Issued 05:00 AM CST 13 January 2026

Today Tonight and Wednesday.

Gale warning in effect.

Wind light increasing to east 15 knots this morning and to northeast 25 this afternoon. Wind increasing to north 35 this evening then diminishing to north 30 late overnight. Wind diminishing to northwest 20 near noon Wednesday then increasing to northwest 25 Wednesday afternoon. Wind diminishing to north 15 Wednesday evening.

Snow today and this evening. Periods of snow Wednesday late in the day. Visibility 1 mile or less in snow.

High today minus 10. Low tonight minus 21. High Wednesday minus 16.

Waves

Issued 05:00 AM CST 13 January 2026
Today Tonight and Wednesday. Mainly ice covered.

Extended Forecast

Issued 05:00 PM CST 03 January 2026 Forecasts have not yet started for the season.

Ice Forecast

Issued 11:00 AM EST 12 January 2026 Today Tonight and Tuesday Forecasts available to mariners upon request. 

[ Canadian Ice Service ]

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Weather Conditions

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

Ice Forecasts

Issued 11:00 AM EST 12 January 2026 Today Tonight and Tuesday

Ice Coverage

Forecasts available to mariners upon request.

Warnings

Warnings (In effect)

Gale warning in effect

James Bay - southern half

Issued 05:00 AM CST 13 January 2026

'Gale' force winds of 34 to 47 knots are occurring or expected to occur in this marine area. Watch for updated statements. 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 4:45 AM EST 13 January 2026 Today Tonight and Wednesday At 1200 UTC Tuesday dissipating low 995 mb located at 73N 72W.

At 1200 UTC Tuesday low 989 mb located at 62N 75W.
By 0000 UTC Thursday low 999 mb located at 63N 61W.

At 1200 UTC Tuesday quasi-stationary trough located on a line
north-south over eastern Davis Strait.

Hudson - Hudson Bay Area

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