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Colour-coded Weather Alerts

Colour-coded Weather Alerts

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Coats - northern half

Warnings

Forecast

Marine Forecast

Issued 05:00 PM CST 07 December 2025

Tonight and Monday.

Wind northeast 30 knots diminishing to northeast 15 early this evening then backing to north 20 early Monday morning.

Flurries this afternoon and Monday afternoon changing to snow. Visibility 1 mile or less in precipitation.

Freezing spray warning in effect.

Outside the ice edge freezing spray ending this evening. Freezing spray beginning overnight.

Temperatures minus 6 falling to minus 12 Monday evening.

Waves

Issued 05:00 PM CST 07 December 2025
Tonight and Monday. Outside the ice edge seas 1 metre.

Extended Forecast

Issued 05:00 PM CST 07 December 2025
Tuesday Wind north 20 knots increasing to north 20 to 25 late in the day.
Wednesday Wind north 20 to 25 knots.
Thursday Wind northeast 10 to 15 knots.

Ice Forecast

Issued 11:00 AM EST 7 December 2025 Today Tonight and Monday 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 7 December 2025 Today Tonight and Monday

Ice Edge

Ice edge estimated from Quebec near 6025N 6454W to 5915N 6734W to
Baffin Island near 6152N 6608W. Sea ice east 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 5:00 PM CST 07 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 PM EST 7 December 2025 Tonight and Monday At 0000 UTC Monday merging low 995 mb located at 57N 77W.
At 0000 UTC Monday trough located from 55N 53W to 59N 60W then to
63N 68W.
By 0000 UTC Tuesday low 982 mb located at 60N 69W.

At 0000 UTC Tuesday quasi-stationary ridge located from 72N 75W
to 66N 63W.

Hudson - Hudson Bay Area

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Marine Weather for Canada

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