James Bay
Forecast
Marine Forecast
Issued 05:00 AM CDT 06 September 2026
Today Tonight and Monday.
Wind south 15 knots becoming north 15 early this morning then increasing to north 20 this afternoon. Wind increasing to north 25 this evening. Wind northerly 20 Monday.
Scattered showers today and tonight.
Waves
Issued 05:00 AM CDT 06 September 2026
Today Tonight and Monday.
Seas 1 metre building to 2 this evening then subsiding to 1
Monday morning.
Extended Forecast
Issued 05:00 AM CDT 06 September 2026
Tuesday
Wind northeast 20 knots veering to southeast
15 in the morning then increasing to south 25 late in the day.
Wednesday
Wind south 30 knots increasing to northwest
40 late in the day.
Thursday
Wind northwest 40 knots diminishing to
northwest 30.
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Weather Conditions
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Ice Conditions
Ice Forecasts
Issued 11:00 AM EDT 5 September 2026 Forecasts are unavailable until further request.Warnings
No watches or warnings in effect.
Synopsis
Technical Marine Synopsis
Issued 4:45 PM EDT 6 September 2026 Tonight and Monday At 0000 UTC Monday weakening low 986 mb located at 69N 77W.By 0000 UTC Tuesday trough from 988 mb low located from 76N 71W
to 65N 59W.
At 0000 UTC Monday high 1027 mb located over Churchill.
By 0000 UTC Tuesday high 1029 mb located over James Bay.
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