James Bay - southern half


Marine Forecast

Issued 05:00 AM CDT 18 August 2018

Today Tonight and Sunday.

Wind light increasing to south 20 knots late this evening and to south 30 Sunday morning. Wind diminishing to northwest 20 Sunday afternoon then backing to west 15 Sunday evening.

A few showers beginning Sunday morning with a risk of thunderstorms. Fog patches dissipating late this afternoon.


Issued 05:00 AM CDT 18 August 2018
Today Tonight and Sunday. Seas 1 metre.

Extended Forecast

Issued 05:00 AM CDT 18 August 2018
Monday Wind north 15 knots diminishing to light in the morning.
Tuesday Wind light.
Wednesday Wind light.

Ice Forecast

Issued 11:00 AM EDT 17 August 2018 Today Tonight and Saturday Ice free. 

[ Canadian Ice Service ]

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Ice Conditions

Ice Forecasts

Issued 11:00 AM EDT 17 August 2018 Today Tonight and Saturday

Ice Edge

First ice edge estimated from Quebec near 6105N 7055W to 6205N 7035W
to 6310N 7435W to 6250N 7905W to 5955N 7925W to Quebec near 5930N
7755W. Sea ice south and east of the ice edge.

Second ice edge estimated from Baffin Island near 6450N 8245W to
Southampton Island near 6450N 7810W. Sea ice north of the ice edge.

Third ice edge estimated from Southampton Island near 6555N 8530W to
Nunavut near 6610N 8440W. Sea ice east of the ice edge.

Ice Coverage

Ice free.


No watches or warnings in effect.


Technical Marine Synopsis

Issued 4:45 AM EDT 18 August 2018 Today Tonight and Sunday At 1200 UTC Saturday departing low 996 mb located at 60N 58W.

At 1200 UTC Saturday ridge located from Foxe Basin to James Bay.
By 0000 UTC Monday ridge located over 62N 53W extending southward.

At 0000 UTC Sunday trough located from 71N 82W to 57N 92W.
By 0000 UTC Monday trough located from 70N 79W to 58N 68W.

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