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James Bay

Warnings

Forecast

Marine Forecast

Issued 05:00 AM CST 08 November 2025

Today Tonight and Sunday.

Wind northwest 25 knots backing to southwest 25 Sunday evening.

Periods of snow. Visibility 1 mile or less in snow.

Freezing spray warning in effect.

Freezing spray early this afternoon.

Temperatures near minus 2.

Waves

Issued 05:00 PM CST 07 November 2025
Tonight and Saturday. Seas 1 to 2 metres subsiding to 1 or less Saturday afternoon.

Extended Forecast

Issued 05:00 AM CST 08 November 2025
Monday Wind southwest 25 knots diminishing to light in the afternoon then increasing to north 25 late in the day.
Tuesday Wind northwest 20 knots diminishing to light.
Wednesday Wind light becoming northwest 15 knots late in the day.

Ice Forecast

Issued 11:00 AM EST 7 November 2025 Today Tonight and Saturday Open water. 

[ 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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buoy Buoy
land station Land Station
Ice Conditions

Ice Forecasts

Issued 11:00 AM EST 7 November 2025 Today Tonight and Saturday

Ice Edge

First ice edge estimated from Nunavut near 6347N 8958W to 6250N
8431W to Southampton Island near 6326N 8100W. Sea ice north of the
ice edge.

Second ice edge estimated from Southampton Island near 6347N 8008W
to 6534N 8251W to 6645N 8109W to 6808N 8020W to 6644N 7551W to 6422N
7905W to Baffin Island near 6326N 7206W. Sea ice west then northeast
of the ice edge.

Ice Coverage

Open water.

Warnings

Warnings (In effect)

Freezing spray warning in effect

James Bay

Issued 05:00 AM CST 08 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 4:45 AM EST 8 November 2025 Today Tonight and Sunday At 1200 UTC Saturday trough from 999 mb low located from 58N 86W
to 59N 70W.
By 0000 UTC Monday trough from 1010 mb low located from Belcher
Islands to Ungava Bay.

At 1200 UTC Saturday quasi-stationary ridge located on a line
north-south over western Nunavut.

At 1200 UTC Saturday quasi-stationary ridge located over central
Baffin Island.

Hudson - Hudson Bay Area

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Marine Weather for Canada

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