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CT4

Warnings

Forecast

Marine Forecast

Issued 05:00 PM EDT 18 September 2020

Tonight and Saturday.

Wind east 15 knots increasing to east 20 early this evening and to east 30 early Saturday morning.

Periods of snow over southern sections Saturday evening. Visibility 1 mile or less in snow.

Freezing spray warning in effect.

Over open water freezing spray beginning near midnight and ending Saturday afternoon.

Temperatures near minus 5.

Waves

Issued 05:00 PM EDT 18 September 2020
Tonight and Saturday. Over open water seas 1 metre or less building to 1 to 2 late this evening.

Extended Forecast

Issued 05:00 PM EDT 18 September 2020
Sunday Wind east 25 knots diminishing to east 15 in the morning.
Monday Wind southeast 15 knots diminishing to light.
Tuesday Wind light becoming east 15 knots late in the day.

Ice Forecast

Issued 10:00 AM EDT 18 September 2020 Today Tonight and Saturday 3 tenths old ice except 8 tenths old ice in the eastern section. 

[ Canadian Ice Service ]

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Map of Arctic - Western Arctic marine weather areas Herschel Island Komakuk Beach Shingle Point Airport Aklavik Airport Cape Parry Airport Fort Good Hope Airport Tulita Airport Inuvik Airport Keats Point Norman Wells Airport Paulatuk Airport Pelly Island Tuktoyaktuk Airport Liverpool Bay Little Chicago Storm Hills Bathurst Inlet Kugluktuk Airport Gjoa Haven Airport Hat Island Kugaaruk Airport Shepherd Bay Airport Croker River CFS Alert Arctic Bay Cambridge Bay Airport Cape Liverpool Cape Peel West Eureka Airport Fort Ross Gateshead Island Grise Fiord Airport Hall Beach Airport Igloolik Airport Isachsen Pond Inlet Airport Rea Point Naujaat Resolute Airport Stefansson Island Svartevaeg Taloyoak Airport Nangmagvik Lake Cape Providence Ulukhaktok Airport Sachs Harbour Airport Thomsen River Mould Bay
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Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 18 September 2020 Today Tonight and Saturday

Ice Edge

First ice edge estimated from 7025N 14120W to 6955N 14035W to 7020N
13150W to 7115N 12555W to 6955N 12140W to Victoria Island near 7050N
11755W. Sea ice north of the ice edge.

Second ice edge estimated from Victoria Island near 6850N 10335W to
Nunavut near 6805N 10340W. Sea ice east of the ice edge.

Third ice edge estimated from Nunavut near 6940N 8525W to Baffin
Island near 7005N 8605W. Sea ice west of the ice edge.

Ice Coverage

3 tenths old ice except 8 tenths old ice in the eastern section.

Warnings

Warnings (In effect)

Freezing spray warning in effect

CT4

Issued 5:00 PM EDT 18 September 2020

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 PM MDT 18 September 2020 Tonight and Saturday At 0000 UTC Saturday trough from 990 mb low located off Arctic
Coast of Alaska.
By 1200 UTC Sunday trough from 996 mb low located over Arctic
Coast of Alaska to Amundsen Gulf.

At 0000 UTC Saturday ridge from 1010 mb high located from 81N 144W
to 74N 110W.
By 1200 UTC Sunday ridge from 1014 mb high located from 76N 108W
to 73N 176W.

Arctic - Western Arctic Area

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Marine Weather for Canada

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