Ice Forecast
Issued by NWS Anchorage, AK

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000
FZAK80 PAFC 172235
ICEAFC

Sea Ice Advisory for Western and Arctic Alaskan Coastal Waters
National Weather Service Anchorage Alaska
235 PM AKDT Wednesday 17 April 2019

FORECAST VALID...Monday 22 April 2019

ANALYSIS CONFIDENCE...High

SYNOPSIS...High pressure will generally persist across the Arctic as
well as the southwest Bering Sea, while low pressure remains over
the Alaska mainland through Monday.

-Arctic Ocean-
-Beaufort Sea-
-Chukchi Sea-

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-
PKZ181-North and West of Nunivak Island-
PKZ180-Kuskokwim Delta and Etolin Strait-
PKZ185-Saint Matthew Island Waters-
PKZ200-Norton Sound-
PKZ210-Dall Point to Wales-

The main ice edge in the Bering Sea extends from near Quinhagak to
59.4N 163.9W to 61.6N 167.1W to 64.5N 165.6W to 64.8N 166.5W to
62.5N 168.5W to 61.8N 175W to 63.5N 176.9W and continues in Russian
waters. The ice edge is mainly open water.

FORECAST FOR THE BERING SEA (Days 1 through 5)...Northerly winds
will persist through Monday. Expect the ice edge to drift south-
southwesterly 25 to 40 nm through Monday. New sea ice will continue
to form in areas north of roughly 62N including along the west coast
of Alaska as well as within Norton Sound when winds are generally
light.

-Chukchi Sea-

PKZ215-Kotzebue Sound-
PKZ220-Wales to Cape Thompson-

FORECAST FOR THE CHUKCHI SEA (Days 1 through 5)...Generally
northerly winds will persist through the period. Expect the ice to
drift to the south 15 to 30 nm and new sea ice to continue
filling in any open water through Monday.

$$
Schreck



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