CT4
Forecast
Marine Forecast
Issued 05:00 PM EDT 29 September 2023
Tonight and Saturday.
Wind south 15 knots veering to west 20 late Saturday morning then diminishing to west 15 Saturday afternoon. Wind backing to south 15 Saturday evening.
Scattered flurries. Visibility as low as 1 mile in flurries.
Temperatures near minus 1.
Waves
Issued 05:00 PM EDT 29 September 2023
Tonight and Saturday.
Over open water seas 1 metre or less building to 1 to 2 Saturday
evening.
Extended Forecast
Issued 05:00 PM EDT 29 September 2023
Sunday
Wind south 15 knots increasing to south 25 in
the morning then veering to west 25 in the afternoon.
Monday
Wind west 15 knots becoming northeast 15 late
in the day.
Tuesday
Wind northeast 20 knots backing to north
25.
Ice Forecast
Issued 10:00 AM EDT 29 September 2023 Today Tonight and Saturday 3 tenths old ice except 8 tenths old ice in the eastern section.These are the last forecasts until further request.
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Weather Conditions
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Ice Conditions
Ice Forecasts
Issued 10:00 AM EDT 29 September 2023 Today Tonight and SaturdayIce Edge
First ice edge estimated from 7258N 13755W to 7145N 13251W to 7205N12725W to Banks Island near 7237N 12504W. Sea ice north of the ice
edge.
Second ice edge estimated from Stefansson Island near 7321N 10431W
to Prince of Wales Island near 7325N 10126W. Sea ice north of the
ice edge.
Third ice edge estimated from Brodeur Peninsula near 7154N 9005W to
7142N 9128W to 6953N 9049W to Nunavut near 6916N 8908W. Sea ice east
of the ice edge.
Ice Coverage
3 tenths old ice except 8 tenths old ice in the eastern section.
Warnings
No watches or warnings in effect.
Synopsis
Technical Marine Synopsis
Issued 6:30 AM MDT 29 September 2023 Today Tonight and Saturday At 1200 UTC Friday departing low 1005 mb located at 80N 137W.At 1200 UTC Friday ridge located from 68N 117W to 67N 159W.
By 0000 UTC Sunday ridge from 1025 mb high located from 68N 120W
to 68N 168W.
At 0000 UTC Sunday approaching low 995 mb located at 75N 164W.
Arctic - Western Arctic Area
- Admiralty
- Alert
- Amundsen
- Axel Heiberg
- Baillie
- Ballantyne
- Banks
- Barrow
- Bartlett
- Bathurst
- Boothia
- Borden
- Brock
- Byam
- Camsell Bend mile 290 to Tulita mile 512
- Clarence - northern half
- Clarence - southern half
- Committee
- Coronation
- CT4
- CU4
- CV4
- CV5
- CW3
- CW4
- CW5
- CX4
- Dease
- Dolphin
- East Baffin - northern half
- Ellef Ringnes
- Ellesmere
- Eureka - northern half
- Eureka - southern half
- Fitzwilliam
- Fort Good Hope mile 684 to Point Separation mile 913
- Greely
- Griper
- Gustaf
- Hassel
- Hazen
- Igloolik
- Jones - eastern half
- Jones - western half
- Kane - northern half
- Kane - southern half
- Lancaster - eastern half
- Lancaster - western half
- Larsen
- Liddon
- Mackenzie
- Maclean
- Massey
- Maud
- McClintock
- McClure
- Melville
- Nansen
- Navy Board
- Northwest Beaufort
- North Mackenzie
- North Prince Patrick
- North Sverdrup
- North Tuktoyaktuk
- Norwegian
- Peary
- Peel
- Point Separation mile 913 to Kittigazuit Bay mile 1081
- Pond
- Prince Alfred
- Prince of Wales
- Prince Patrick
- Queens
- Rae
- Regent
- Robeson - northern half
- Robeson - southern half
- Roes Welcome - northern half
- South Axel Heiberg
- South Ellef Ringnes
- South Prince Patrick
- South Sverdrup
- St. Roch
- Tuktoyaktuk - northern half
- Tuktoyaktuk - southern half
- Tulita mile 512 to Fort Good Hope mile 684
- Ulukhaktok
- Ward Hunt
- West Baffin - northern half
- West Baffin - southern half
- West Foxe
- West Prince Alfred
- Wilkins
- Yukon Coast
Another Region
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