James Bay - southern half


Marine Forecast

Issued 05:00 AM CDT 19 June 2018

Today Tonight and Wednesday.

Wind west 15 knots backing to southwest 20 late this morning then increasing to southwest 25 early this afternoon. Wind veering to northwest 25 early this evening then diminishing to light Wednesday afternoon.

A few showers late this afternoon and this evening. Chance of flurries overnight and Wednesday morning. Fog patches dissipating near noon. Fog forming Wednesday evening.

Temperatures plus 2 rising to plus 10 this evening then falling to minus 1 overnight.


Issued 05:00 AM CDT 19 June 2018
Today Tonight and Wednesday. Over open water seas 1 metre or less.

Extended Forecast

Issued 05:00 AM CDT 19 June 2018
Thursday Wind south 15 knots increasing to south 25 in the afternoon then diminishing to north 20 late in the day.
Friday Wind northwest 30 knots diminishing to light.
Saturday Wind light becoming southeast 15 knots late in the day.

Ice Forecast

Issued 11:00 AM EDT 18 June 2018 Today Tonight and Tuesday 6 tenths first-year ice. 

[ Canadian Ice Service ]

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Ice Conditions

Ice Forecasts

Issued 11:00 AM EDT 18 June 2018 Today Tonight and Tuesday

Ice Edge

Ice edge is outside the forecast region.

Ice Coverage

6 tenths first-year ice.


No watches or warnings in effect.


Technical Marine Synopsis

Issued 4:45 AM EDT 19 June 2018 Today Tonight and Wednesday At 1200 UTC Tuesday low 989 mb located over eastern Labrador.
By 0000 UTC Thursday low 985 mb located at 60N 54W.

At 1200 UTC Tuesday quasi-stationary trough located on a line
northeast-southwest over western Davis Strait.

At 1200 UTC Tuesday high 1020 mb located at 60N 100W.
By 0000 UTC Thursday high 1016 mb located over James Bay.

At 1200 UTC Tuesday low located over the western Northwest
By 0000 UTC Thursday low located at 62N 91W.

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