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Colour-coded Weather Alerts

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Coats - northern half

Warnings

Forecast

Marine Forecast

Issued 05:00 AM CST 07 December 2025

Today Tonight and Monday.

Wind east 25 knots diminishing to southeast 15 early this morning then increasing to northeast 30 near noon. Wind diminishing to northeast 15 early this evening then backing to north 20 Monday morning.

Snow this morning. Flurries this afternoon. Flurries 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 morning. Freezing spray this afternoon. Freezing spray beginning overnight.

Temperatures minus 6 falling to minus 12 Monday evening.

Waves

Issued 05:00 PM CST 06 December 2025
Tonight and Sunday. Outside the ice edge seas 1 metre.

Extended Forecast

Issued 05:00 AM CST 07 December 2025
Tuesday Wind north 20 knots.
Wednesday Wind north 20 knots.
Thursday Wind north 20 knots.

Ice Forecast

Issued 11:00 AM EST 6 December 2025 Today Tonight and Sunday 3 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 6 December 2025 Today Tonight and Sunday

Ice Edge

Ice edge estimated from Quebec near 6025N 6454W to 5936N 6647W to
6037N 6737W to 6115N 6915W to 6200N 6903W to 6142N 6642W to Baffin
Island near 6152N 6608W. Sea ice south then north of the ice edge.

Ice Coverage

3 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 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 AM EST 7 December 2025 Today Tonight and Monday At 1200 UTC Sunday quasi-stationary low 992 mb located near
Puvirnituq.

At 0000 UTC Tuesday merging low 985 mb located over the Ungava
Peninsula.

Hudson - Hudson Bay Area

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Marine Weather for Canada

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