Ice Forecast
Issued by NWS Anchorage, AK

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904
FZAK80 PAFC 122125
ICEAFC

SEA ICE ADVISORY FOR WESTERN AND ARCTIC ALASKAN COASTAL WATERS
NATIONAL WEATHER SERVICE ANCHORAGE ALASKA
1230 PM AKST FRIDAY 12 FEBRUARY 2016

FORECAST VALID...WEDNESDAY 17 FEBRUARY 2016

ANALYSIS CONFIDENCE...HIGH TO MODERATE

SYNOPSIS...A BROAD AREA OF LOW PRESSURE SOUTH OF THE CENTRAL
ALEUTIAN ISLAND WILL WEAKEN OVER THE ALASKA PENINSULA MONDAY.
ANOTHER LOW WILL MOVE OVER THE WESTERN BERING SEA TUESDAY...MOVING
OVER NORTON SOUND BY WEDNESDAY. HIGH PRESSURE WILL PERSIST OVER MUCH
OF THE CHUKCHI AND BEAUFORT SEA THROUGH WEDNESDAY.

-ARCTIC OCEAN-
-BEAUFORT SEA-
-CHUKCHI SEA-
PKZ510-EASTERN US ARCTIC OFFSHORE-
PKZ505-CENTRAL US ARCTIC OFFSHORE-
PKZ245-FLAXMAN ISLAND TO DEMARCATION POINT-
PKZ240-CAPE HALKETT TO FLAXMAN ISLAND-
PKZ235-POINT FRANKLIN TO CAPE HALKETT-
PKZ500-WESTERN US ARCTIC OFFSHORE-
PKZ230-CAPE BEAUFORT TO POINT FRANKLIN-
PKZ225-CAPE THOMPSON TO CAPE BEAUFORT-
PKZ220-WALES TO CAPE THOMPSON-

ICE COVERED.

-BERING SEA-
PKZ215-KOTZEBUE SOUND-
PKZ210-DALL POINT TO WALES-
PKZ200-NORTON SOUND-
PKZ181-NORTH AND WEST OF NUNIVAK ISLAND-
PKZ180-KUSKOKWIM DELTA AND ETOLIN STRAIT-
PKZ160-BRISTOL BAY-

THE MAIN ICE EDGE IN THE BERING SEA EXTENDS FROM NEAR THE KUSKOKWIM
RIVER DELTA TO 59.2N 168.2W TO 61.3N 172.6W TO 61.5N 178.2W AND
CONTINUES IN RUSSIAN WATERS. THE ICE EDGE IS MAINLY OPEN WATER. SEA
ICE IS ALSO PRESENT IN SHELTERED BAYS ALONG THE NORTHERN COAST OF
BRISTOL BAY.

FORECAST THROUGH WEDNESDAY FOR THE BERING SEA...EASTERLY TO
NORTHEASTERLY FLOW IS EXPECTED OVER MUCH OF THE ICE EDGE THROUGH
MONDAY. SOUTHERLY TO WESTERLY FLOW WILL DEVELOP OVER MUCH OF THE ICE
EDGE EARLY NEXT WEEK. THE ICE EDGE IS EXPECTED TO EXPAND TO THE WEST
10 TO 25 NM THROUGH WEDNESDAY...WITH MINIMAL ICE GROWTH WITHIN
BRISTOL BAY.

-COOK INLET-
PKZ130-WEST OF BARREN ISLANDS INCLUDING KAMISHAK BAY-
PKZ139-COOK INLET KALGIN ISLAND TO PT. BEDE-
PKZ140-COOK INLET NORTH OF KALGIN ISLAND-

COOK INLET ANALYSIS CONFIDENCE...MODERATE TO LOW

SYNOPSIS FOR COOK INLET...A SERIES OF LOWS WILL PASS OVER THE GULF
OF ALASKA THROUGH WEDNESDAY.

THE ICE EDGE STRETCHES FROM A POINT NEAR THE MOUTH OF THE KENAI
RIVER TO 60.7N 151.6W TO 60.7N 151.9W. SEA ICE IS ALSO PRESENT IN
SHALLOW PROTECTED BAYS ALONG THE WEST COAST OF LOWER COOK INLET. THE
ICE EDGE IS MAINLY OPEN WATER.

FORECAST THROUGH WEDNESDAY FOR COOK INLET...WITH DAYTIME HIGHS NEAR
OR ABOVE FREEZING AND OVERNIGHT LOWS IN THE MID TO UPPER 20S...NEW
SEA ICE DEVELOPMENT IN UPPER COOK INLET IS NOT ANTICIPATED THROUGH
WEDNESDAY.

PLEASE NOTE...COOK INLET SEA ICE CHANGES SIGNIFICANTLY WITH THE
TIDES.

$$



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