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Clarence - northern half

Forecast

Marine Forecast

Issued 05:30 AM EDT 26 September 2023

Today Tonight and Wednesday.

Gale warning in effect.

Wind northeast 25 knots increasing to north 35 Wednesday morning.

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

Freezing spray warning in effect.

Over open water moderate freezing spray becoming severe Wednesday morning.

Temperatures near minus 7.

Waves

Issued 05:30 AM EDT 26 September 2023
Today Tonight and Wednesday. Over open water seas 1 to 2 metres building to 2 to 3 overnight.

Extended Forecast

Issued 05:30 AM EDT 26 September 2023
Thursday Wind north 35 knots diminishing to north 25 late in the day.
Friday Wind north 25 knots.
Saturday Wind north 20 knots diminishing to light.

Ice Forecast

Issued 11:00 AM EDT 25 September 2023 Today Tonight and Tuesday 2 tenths old ice except 8 tenths new ice including 2 tenths old ice in the western section. Consolidated old ice along parts of the coast. 

[ Canadian Ice Service ]

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Weather Conditions

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Ice Conditions

Ice Forecasts

Issued 11:00 AM EDT 25 September 2023 Today Tonight and Tuesday

Ice Edge

First ice edge estimated from Banks Island near 7347N 11602W to
7321N 10915W to Victoria Island near 7332N 10656W. Sea ice north of
the ice edge.

Second ice edge estimated from Prince of Wales Island near 7350N
9935W to 7437N 9851W to Cornwallis Island near 7458N 9623W. Sea ice
northwest of the ice edge.

Third ice edge estimated from Cornwallis Island near 7533N 9414W to
Devon Island near 7615N 9347W. Sea ice west of the ice edge.

Fourth ice edge estimated from Devon Island near 7434N 8919W to
7407N 8827W to Brodeur Peninsula near 7349N 8652W. Sea ice east of
the ice edge.

Fifth ice edge estimated from Borden Peninsula near 7326N 8110W to
Bylot Island near 7324N 8052W. Sea ice north of the ice edge.

Sixth ice edge estimated from Bylot Island near 7252N 7603W to 7257N
7409W to 7525N 7510W to 7520N 7329W then eastward. Sea ice northwest
of the ice edge.

Ice Coverage

2 tenths old ice except 8 tenths new ice including 2 tenths old ice
in the western section. Consolidated old ice along parts of the
coast.

Warnings

Warnings (In effect)

Gale warning in effect

Clarence - northern half

Issued 05:30 AM EDT 26 September 2023

'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

Clarence - northern half

Issued 05:30 AM EDT 26 September 2023

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.

Synopsis

Technical Marine Synopsis

Issued 6:30 AM MDT 26 September 2023 Today Tonight and Wednesday At 1200 UTC Tuesday low 989 mb located at 71N 90W.
By 0000 UTC Thursday low 997 mb located at 71N 64W.

At 1200 UTC Tuesday ridge from 1021 mb high located from 71N 120W
to 66N 109W.
By 0000 UTC Thursday ridge from 1023 mb high located from 75N 106W
to 65N 80W.

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