Language selection

Weather shortcuts

James Bay

Forecast

Marine Forecast

Issued 05:00 AM CDT 12 July 2025

Today Tonight and Sunday.

Gale warning in effect.

Wind south 10 to 15 knots increasing to southeast 20 to 25 late this evening then veering to southwest 25 to 30 late overnight. Wind increasing to southwest 35 Sunday morning then diminishing to southwest 25 Sunday evening.

Rain and fog banks with a risk of thunderstorms.

Waves

Issued 05:00 AM CDT 12 July 2025
Today Tonight and Sunday. Seas 1 to 2 metres building to 2 to 3 late this evening.

Extended Forecast

Issued 05:00 AM CDT 12 July 2025
Monday Wind west 30 knots diminishing to southwest 20 in the morning and to north 15 in the afternoon.
Tuesday Wind northwest 20 knots diminishing to light.
Wednesday Wind light.

Ice Forecast

Issued 11:00 AM EDT 12 July 2025 Today Tonight and Sunday 1 tenth first-year ice except 4 tenths first-year ice in the extreme northern section. 

[ Canadian Ice Service ]

Stay connected

ATOM

Weather Conditions

Skip Image

Zoom-in to make a selection

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
Legend:
buoy Buoy
land station Land Station
Ice Conditions

Ice Forecasts

Issued 11:00 AM EDT 12 July 2025 Today Tonight and Sunday

Ice Edge

Ice edge is outside the forecast region.

Ice Coverage

1 tenth first-year ice except 4 tenths first-year ice in the extreme
northern section.

Warnings

Warnings (In effect)

Gale warning in effect

James Bay

Issued 05:00 AM CDT 12 July 2025

'Gale' force winds of 34 to 47 knots are occurring or expected to occur in this marine area. Watch for updated statements. Please refer to the latest marine forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio or Weatheradio stations.

Synopsis

Technical Marine Synopsis

Issued 4:45 PM EDT 12 July 2025 Tonight and Sunday At 0000 UTC Sunday approaching trough from 985 mb low located from
73N 90W to 60N 94W.

At 0000 UTC Sunday low 1001 mb located at 52N 86W.
By 0000 UTC Monday low 986 mb located at 56N 80W.

Hudson - Hudson Bay Area

Another Region

Date modified: