CU4
Forecast
Marine Forecast
Issued 05:00 AM EDT 02 October 2023
Today Tonight and Tuesday.
Wind light today tonight and Tuesday.
Scattered flurries ending this afternoon. Periods of snow Tuesday evening. Fog patches dissipating this morning. Visibility 1 mile or less in fog patches and in snow.
Temperatures near minus 3.
Waves
Issued 05:00 AM EDT 02 October 2023
Today Tonight and Tuesday.
Over open water seas 1 metre.
Extended Forecast
Issued 05:00 AM EDT 02 October 2023
Wednesday
Wind light becoming northwest 15 knots in
the morning then diminishing to light in the afternoon.
Thursday
Wind southwest 15 knots backing to south 20
late in the day.
Friday
Wind south 20 knots diminishing to
light.
Ice Forecast
Issued 10:00 AM EDT 1 October 2023 Today Tonight and Monday Forecasts available to mariners upon request.
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Weather Conditions
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Ice Conditions
Ice Forecasts
Issued 10:00 AM EDT 1 October 2023 Today Tonight and MondayIce Edge
First ice edge estimated from 7258N 13755W to 7145N 13251W to 7158N12714W to Banks Island near 7210N 12543W. Sea ice north of the ice
edge.
Second ice edge estimated from Stefansson Island near 7320N 10431W
to Prince of Wales Island near 7326N 10128W. Sea ice north of the
ice edge.
Third ice edge estimated from Brodeur Peninsula near 7211N 8954W to
7213N 9210W to 7053N 9223W to Nunavut near 7022N 9144W. Sea ice east
of the ice edge.
Ice Coverage
Forecasts available to mariners upon request.
Warnings
No watches or warnings in effect.
Synopsis
Technical Marine Synopsis
Issued 7:08 PM MDT 1 October 2023 Tonight and Monday At 0000 UTC Monday weakening low 986 mb located at 81N 159W.By 0000 UTC Tuesday weakening low 994 mb located at 84N 167W.
At 0000 UTC Monday trough located from 84N 148W to 82N 118W then
to 73N 135W.
By 0000 UTC Tuesday trough located from 71N 129W to 80N 120W.
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
- 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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