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James Bay - southern half

Warnings

Forecast

Marine Forecast

Issued 05:00 PM CDT 18 May 2026

Tonight and Tuesday.

Wind north 20 to 25 knots increasing to north 30 near noon Tuesday.

Snow ending this evening. Rain or freezing rain Tuesday morning and afternoon changing to snow. Visibility 1 mile or less in precipitation.

Temperatures near zero.

Waves

Issued 05:00 PM CDT 18 May 2026
Tonight and Tuesday. Outside the ice edge seas 1 metre or less.

Extended Forecast

Issued 05:00 PM CDT 18 May 2026
Wednesday Wind north 30 knots diminishing to north 20 in the afternoon.
Thursday Wind light.
Friday Wind light.

Ice Forecast

Issued 11:00 AM EDT 18 May 2026 Today Tonight and Tuesday 7 tenths first-year ice except 9 tenths first-year ice in the western section. Consolidated first-year ice along parts of the coast. 

[ Canadian Ice Service ]

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

Ice Forecasts

Issued 11:00 AM EDT 18 May 2026 Today Tonight and Tuesday

Ice Edge

Ice edge is outside the forecast region.

Ice Coverage

7 tenths first-year ice except 9 tenths first-year ice in the
western section. Consolidated first-year ice along parts of the
coast.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 4:45 PM EDT 18 May 2026 Tonight and Tuesday At 0000 UTC Tuesday deepening low 999 mb located at 60N 60W.
By 0000 UTC Wednesday weakening low 1000 mb located at 61N 63W.

At 0000 UTC Tuesday quasi-stationary ridge located from Baffin
Bay to Hudson Bay.

Hudson - Hudson Bay Area

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Marine Weather for Canada

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