James Bay - northern half

Forecast

Marine Forecast

Issued 05:00 AM CST 17 November 2017

Today Tonight and Saturday.

Gale warning in effect.

Wind southeast 20 knots increasing to southeast 35 early this evening then diminishing to southeast 25 near midnight. Wind diminishing to light Saturday morning then increasing to northwest 25 Saturday evening.

Periods of snow. Visibility 1 mile or less in snow.

Freezing spray warning in effect.

Freezing spray beginning near noon and ending near midnight.

Temperatures near minus 2.

Waves

Issued 05:00 AM CST 17 November 2017
Today Tonight and Saturday. Seas 1 metre building to 2 to 3 near noon then subsiding to 1 Saturday morning.

Extended Forecast

Issued 05:00 AM CST 17 November 2017
Sunday Wind northwest 25 knots.
Monday Wind northwest 25 knots.
Tuesday Wind west 15 knots increasing to west 35 late in the day.

Ice Forecast

Issued 11:00 AM EST 17 November 2017 Today Tonight and Saturday Special ice warning in effect. Open water except 9 tenths of new ice including 3 tenths of grey ice along the coast. Unusual presence of sea ice along the eastern coast. 

[ Canadian Ice Service ]

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Ice Conditions

Ice Forecasts

Issued 11:00 AM EST 17 November 2017 Today Tonight and Saturday

Ice Edge

Ice edge estimated from Labrador near 6010N 6420W to 6110N 6310W and
then northeastward. Sea ice northwest of the ice edge.

Ice Coverage

Special ice warning in effect.

Open water except 9 tenths of new ice including 3 tenths of grey ice
along the coast. Unusual presence of sea ice along the eastern
coast.

Warnings

Warnings (In effect)

Gale warning in effect

James Bay - northern half

Issued 05:00 AM CST 17 November 2017

'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.

Freezing spray warning in effect

James Bay - northern half

Issued 05:00 AM CST 17 November 2017

Moderate or severe freezing spray is occurring or expected to occur in this marine area. Please refer to the latest marine forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio or Weatheradio stations.

Special ice warning in effect

James Bay

Issued 11:00 AM EST 17 November 2017

Navigators in this marine area should be on the lookout for hazardous ice conditions and take necessary safety precautions. Please refer to the latest ice forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio stations.

Synopsis

Technical Marine Synopsis

Issued 4:45 AM EST 17 November 2017 Today Tonight and Saturday At 1200 UTC Friday quasi-stationary trough located on a line
north-south over the coast of Greenland.

At 1200 UTC Friday ridge located on a line north-south over
Hudson Strait.
By 0000 UTC Sunday ridge located on a line northwest-southeast
over eastern Baffin Island.

At 1200 UTC Friday low 992 mb located over northeastern Manitoba.
By 0000 UTC Sunday trough from low located on a line
northwest-southeast over southern Hudson Bay.

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