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James Bay - southern half

Warnings

Forecast

Marine Forecast

Issued 05:00 AM CDT 21 May 2025

Today Tonight and Thursday.

Wind northeast 20 to 25 knots today. Wind northeast 25 tonight and Thursday.

Showers this afternoon tonight and Thursday.

Temperatures near plus 1.

Waves

Issued 05:00 AM CDT 21 May 2025
Today Tonight and Thursday. Mainly ice covered.

Extended Forecast

Issued 05:00 AM CDT 21 May 2025
Friday Wind north 25 knots diminishing to north 15 in the morning.
Saturday Wind north 15 knots veering to northeast 20 late in the day.
Sunday Wind northeast 20 knots.

Ice Forecast

Issued 11:00 AM EDT 21 May 2025 Today Tonight and Thursday Ice pressure warning in effect. 7 tenths first-year ice except 9 plus tenths first-year ice in the southern section and along the northern Akimiski Island coast. Consolidated first-year ice along parts of the coasts. Strong ice pressure in the pack ice and along parts of the coast today and continuing Thursday. 

[ 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
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Ice Conditions

Ice Forecasts

Issued 11:00 AM EDT 21 May 2025 Today Tonight and Thursday

Ice Edge

Ice edge is outside the forecast region.

Ice Coverage

Ice pressure warning in effect.

7 tenths first-year ice except 9 plus tenths first-year ice in the southern section and along the northern Akimiski Island coast. Consolidated first-year ice along parts of the coasts.
Strong ice pressure in the pack ice and along parts of the coast today and continuing Thursday.

Warnings

Warnings (In effect)

Ice pressure warning in effect

James Bay - southern half

Issued 11:00 AM EDT 21 May 2025

Navigators in this marine area should be on the lookout for hazardous ice conditions and take necessary safety precautions. Please refer to the latest ice forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio stations.

Synopsis

There is no Synopsis issued for this area.

Hudson - Hudson Bay Area

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Marine Weather for Canada

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