Ice Forecast
Issued by NWS Anchorage, AK

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3
FZAK80 PAFC 020036

Sea Ice Forecast for Western and Arctic Alaskan Coastal Waters
National Weather Service Anchorage Alaska
3300 PM AKST Wednesday 1 December 2021

FORECAST VALID...Monday 6 December 2021


SYNOPSIS...A series of low will continue to propagate north along
the Kamchatka peninsula, bringing strong winds to the Bering Sea.

-Beaufort Sea-
-Chukchi Sea-
-Bering Sea-

PKZ215-Kotzebue Sound-PKZ200-Norton Sound-PKZ220-Wales to Cape
Thompson-PKZ225-Cape Thompson to Cape Beaufort-PKZ230-Cape Beaufort
to Point Franklin-PKZ235-Point Franklin to Cape Halkett-PKZ240-Cape
Halkett to Flaxman Island-PKZ245-Flaxman Island to Demarcation Point-
PKZ500-Western U.S. Arctic Offshore-PKZ505-Central U.S. Arctic
Offshore-PKZ510-Eastern U.S. Arctic Offshore-

Ice covered.

-Bering Sea-

PKZ160-Bristol Bay-PKZ165-Port Heiden to Cape Sarichef-PKZ180-
Kuskokwim Delta and Etolin Strait-PKZ181-North and West of Nunivak
Island-PKZ210-Dall Point to Wales-

The main ice edge extends from 56 33`N 159 49`W to 57 34`N 158 23`W
to 58 39`N 166 37`W to 61 35`N 168 44`W to 63 13`N 171 15`W to 63
11`N 172 21`W to 64 2`N 172 22`W and continues in Russian Waters.
The ice edge is mainly open water.

FORECAST FOR THE BERING SEA (Days 1 through 5)...A series of low
will continue to propagate north along the Kamchatka peninsula,
bringing strong winds to the Bering Sea.  Expect strong southerly
winds on Thursday as a front tracks eastward across the Bering.
Friday, the next front will bring westerly winds to the ice edge, a
brief period of low winds Friday evening and Saturday morning,
followed by strong southerly becoming westerly winds by Monday.
Except ice to retreat with the winds, roughly 10-20 NM over the 5
day period.

-Cook Inlet-

PKZ130-West of the Barren Islands Including Kamishak Bay-PKZ139-Cook
Inlet Kalgin Island to Pt. Bede-PKZ140-Cook Inlet North of Kalgin

SYNOPSIS... Winds will be mainly westerly cross inlet, and fairly
calm in the northern inlet, allowing ice to grow.

The main ice edge extends from near 61N 151 13`W to 60 50`N 151 15`W
to 60 42`N 151 30`W to 60 22`N 151 22`W. There is also sea ice
within sheltered bays along the remainder of Cook Inlet.

FORECAST FOR COOK INLET (Days 1 through 5)... Sea ice will continue
to form and thicken in upper Cook Inlet through Monday, with the ice
edge advancing 10 to 20nm south during the forecast period.

&& is the U.S. government's official web portal to all federal, state and local government web resources and services.