James Bay - northern half
Forecast
Marine Forecast
Issued 05:00 AM CDT 21 June 2025
Today Tonight and Sunday.
Wind south 20 knots becoming north 20 early this evening then diminishing to north 15 Sunday morning. Wind diminishing to light Sunday afternoon.
Showers today and tonight.
Temperatures plus 4 falling to minus 1 Sunday morning.
Waves
Issued 05:00 AM CDT 21 June 2025
Today Tonight and Sunday.
Over open water seas 1 to 2 metres subsiding to 1 or less near
noon Sunday.
Extended Forecast
Issued 05:00 AM CDT 21 June 2025
Monday
Wind northeast 15 knots veering to east 20 in
the afternoon.
Tuesday
Wind light increasing to northwest 25 knots
late in the day.
Wednesday
Wind northwest 20 knots becoming south
20.
Ice Forecast
Issued 11:00 AM EDT 21 June 2025 Today Tonight and Sunday 7 tenths first-year ice.
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Weather Conditions
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Ice Conditions
Ice Forecasts
Issued 11:00 AM EDT 21 June 2025 Today Tonight and SundayIce Edge
Ice edge is outside the forecast region.Ice Coverage
7 tenths first-year ice.
Warnings
No watches or warnings in effect.
Synopsis
Technical Marine Synopsis
Issued 4:45 AM EDT 21 June 2025 Today Tonight and Sunday At 1200 UTC Saturday low 1000 mb located over western Hudson Strait.By 0000 UTC Monday low 1001 mb located over western Davis Strait.
By 0000 UTC Monday ridge located on a line east-west over southern
Hudson Bay.
Hudson - Hudson Bay Area
- Arviat - eastern half
- Arviat - western half
- Baker
- Belcher - northern half
- Belcher - southern half
- Central - eastern half
- Central - western half
- Churchill - eastern half
- Churchill - western half
- Coats - northern half
- Coats - southern half
- East Foxe
- Frobisher Bay
- James Bay - northern half
- James Bay - southern half
- Lake Winnipegosis
- Lake Winnipeg - north basin
- Northwest Labrador Sea
- North Labrador Coast
- Nottingham - eastern half
- Nottingham - western half
- Puvirnituq - northern half
- Puvirnituq - southern half
- Rankin - northern half
- Rankin - southern half
- Resolution - eastern half
- Resolution - western half
- Roes Welcome - northern half
- Roes Welcome - southern half
- South Hudson - eastern half
- South Hudson - western half
- South-central Hudson - eastern half
- South-central Hudson - western half
- Ungava - eastern half
- Ungava - western half
- West Brevoort - southern half
- West Foxe
- York - eastern half
- York - western half
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