James Bay - northern half
Forecast
Marine Forecast
Issued 05:00 AM CDT 20 June 2025
Today Tonight and Saturday.
Wind light increasing to south 15 knots late this afternoon and to south 25 near midnight. Wind diminishing to southwest 15 Saturday evening.
Fog Saturday evening.
Temperatures minus 3 rising to plus 4 overnight.
Waves
Issued 05:00 AM CDT 20 June 2025
Today Tonight and Saturday.
Over open water seas 1 to 2 metres.
Extended Forecast
Issued 05:00 AM CDT 20 June 2025
Sunday
Wind north 25 knots diminishing to north 15 in
the morning.
Monday
Wind north 15 knots diminishing to
light.
Tuesday
Wind northeast 20 knots backing to northwest
15.
Ice Forecast
Issued 11:00 AM EDT 19 June 2025 Today Tonight and Friday 7 tenths first-year ice.
Stay connected
Weather Conditions
Zoom-in to make a selection

Legend:


Ice Conditions
Ice Forecasts
Issued 11:00 AM EDT 19 June 2025 Today Tonight and FridayIce 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 20 June 2025 Today Tonight and Saturday At 1200 UTC Friday low 998 mb located over central Hudson Bay.By 0000 UTC Sunday low 1001 mb located over western Hudson Strait.
By 0000 UTC Sunday 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 - north of Saglek
- 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
Another Region
- Date modified: