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Colour-coded Weather Alerts

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Coats - northern half

Warnings

Forecast

Marine Forecast

Issued 05:00 AM CST 11 December 2025

Today Tonight and Friday.

Wind north 10 to 15 knots today tonight and Friday.

Flurries. Visibility as low as 1 mile in flurries.

Freezing spray warning in effect.

Outside the ice edge freezing spray beginning this evening.

Temperatures minus 9 falling to minus 15 near noon Friday.

Waves

Issued 05:00 PM CST 10 December 2025
Tonight and Thursday. Outside the ice edge seas 1 metre.

Extended Forecast

Issued 05:00 AM CST 11 December 2025
Saturday Wind light becoming northwest 15 knots late in the day.
Sunday Wind northwest 15 knots increasing to south 20.
Monday Wind light becoming northwest 15 knots late in the day.

Ice Forecast

Issued 11:00 AM EST 11 December 2025 Today Tonight and Friday 5 tenths grey ice except 9 tenths grey ice including 2 tenths grey-white ice near parts of the Southampton Island coast. Consolidated grey-white ice along parts of the coasts. 

[ Canadian Ice Service ]

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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
Legend:
buoy Buoy
land station Land Station
Ice Conditions

Ice Forecasts

Issued 11:00 AM EST 11 December 2025 Today Tonight and Friday

Ice Edge

Ice edge estimated from Killiniq Island near 6025N 6454W to 5915N
6734W to Baffin Island near 6152N 6608W. Sea ice southeast then west
of the ice edge.

Ice Coverage

5 tenths grey ice except 9 tenths grey ice including 2 tenths
grey-white ice near parts of the Southampton Island coast.
Consolidated grey-white ice along parts of the coasts.

Warnings

Warnings (In effect)

Freezing spray warning in effect

Coats - northern half

Issued 05:00 AM CST 11 December 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 11 December 2025 Today Tonight and Friday At 1200 UTC Thursday quasi-stationary trough from low located from
60N 50W to 56N 80W.

At 1200 UTC Thursday quasi-stationary ridge from 1026 mb high
located at 67N 91W.

By 0000 UTC Friday low 1013 mb located at 61N 93W.

Hudson - Hudson Bay Area

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Marine Weather for Canada

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