Larsen

Forecast

Marine Forecast

Issued 05:30 PM EDT 20 July 2017

Tonight and Friday.

Wind northwest 15 knots diminishing to light near midnight then increasing to southwest 15 early Friday morning. Wind increasing to southwest 25 Friday evening.

Fog patches dissipating early Friday morning. Fog patches reforming Friday evening.

Waves

Issued 05:30 PM EDT 20 July 2017
Tonight and Friday. Mainly ice covered.

Extended Forecast

Issued 05:30 PM EDT 20 July 2017
Saturday Wind southwest 25 knots veering to northwest 20 in the afternoon.
Sunday Wind light increasing to southwest 30 knots late in the day.
Monday Wind southwest 30 knots.

Ice Forecast

Issued 10:00 AM EDT 20 July 2017 Today Tonight and Friday Ice pressure warning in effect. 9 tenths of first-year ice including a trace of old ice except 9 tenths of old ice in the eastern section north of Admiralty Island. Strong ice pressure today and Friday in the pack ice north and northeast of King William Island. 

[ Canadian Ice Service ]

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Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 20 July 2017 Today Tonight and Friday

Ice Edge

Ice edge is outside the forecast region.

Ice Coverage

Ice pressure warning in effect.

9 tenths of first-year ice including a trace of old ice except 9
tenths of old ice in the eastern section north of Admiralty Island.
Strong ice pressure today and Friday in the pack ice north and
northeast of King William Island.

Warnings

Warnings (In effect)

Ice pressure warning in effect

Larsen

Issued 10:00 AM EDT 20 July 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 6:30 AM MDT 20 July 2017 Today Tonight and Friday At 1200 UTC Thursday deepening low 1004 mb located at 70N 136W.
By 0000 UTC Saturday low 990 mb located over Victoria Island.

At 1200 UTC Thursday departing ridge located from 67N 114W to
75N 136W.

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