Clarence - southern half


Marine Forecast

Issued 05:30 PM EDT 20 July 2017

Tonight and Friday.

Wind southeast 15 to 20 knots backing to easterly 15 near midnight. Wind easterly 15 Friday.

Periods of drizzle and fog patches.


Issued 05:30 PM EDT 20 July 2017
Tonight and Friday. Seas 1 to 2 metres.

Extended Forecast

Issued 05:30 PM EDT 20 July 2017
Saturday Wind easterly 15 knots diminishing to light in the morning.
Sunday Wind southeast 20 knots increasing to southeast 25.
Monday Wind light increasing to south 25 knots late in the day.

Ice Forecast

Issued 11:00 AM EDT 20 July 2017 Today Tonight and Friday 2 tenths of old ice. 

[ Canadian Ice Service ]

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Ice Conditions

Ice Forecasts

Issued 11:00 AM EDT 20 July 2017 Today Tonight and Friday

Ice Edge

Ice edge estimated from 6100N 6300W to 6135N 6300W to 6145N 6000W to
6410N 5755W then northeastward. Sea ice west of the ice edge.

Ice Coverage

2 tenths of old ice.


No watches or warnings in effect.


Technical Marine Synopsis

Issued 6:30 PM MDT 20 July 2017 Tonight and Friday At 0000 UTC Friday weakening low 996 mb located at 70N 82W.
By 0000 UTC Saturday weakening low 1000 mb located at 71N 81W.

At 0000 UTC Friday trough from 993 mb low located from 67N 130W
to 83N 140W.
By 0000 UTC Saturday trough from 995 mb low located from 67N 117W
to 71N 111W.

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