Ice Forecast
Issued by NWS Anchorage, AK

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FZAK80 PAFC 022345
ICEAFC

SEA ICE ADVISORY FOR WESTERN AND ARCTIC ALASKAN COASTAL WATERS
NATIONAL WEATHER SERVICE ANCHORAGE ALASKA
243 PM AKST MONDAY 2 MARCH 2015

FORECAST VALID...SATURDAY 7 MARCH 2015

ANALYSIS CONFIDENCE...MODERATE TO HIGH

SYNOPSIS...A SERIES OF LOWS WILL MOVE EASTWARD ACROSS THE BERING
SEA...AS WELL AS THE CHUKCHI AND BEAUFORT SEAS THROUGH SATURDAY.
EACH LOW AND ASSOCIATED FRONT WILL BRING COLDER AIR TO THE REGION
DURING THIS TIME.

-ARCTIC OCEAN-
-BEAUFORT SEA-
-CHUKCHI SEA-
PKZ500-WESTERN US ARCTIC OFFSHORE-
PKZ505-CENTRAL US ARCTIC OFFSHORE-
PKZ510-EASTERN US ARCTIC OFFSHORE-
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-

ICE COVERED.

-BERING SEA-

PKZ215-KOTZEBUE SOUND-
PKZ200-NORTON SOUND-
PKZ210-DALL POINT TO WALES-
PKZ160-BRISTOL BAY-
PKZ180-KUSKOKWIM DELTA AND ETOLIN STRAIT-
PKZ181-NORTH AND WEST OF NUNIVAK ISLAND-
PKZ185-SAINT MATTHEW ISLAND WATERS-

THE MAIN ICE EDGE LIES FROM THE ALASKA COAST NEAR CAPE NEWENHAM TO
59.5N 162.3W TO 59N 169.7W TO 61.4N 174.9W TO 62.2N 177.5W AND
CONTINUES ALONG THE RUSSIAN COAST. THE ICE EDGE IS MAINLY OPEN WATER
TO 3 TENTHS NEW AND YOUNG SEA ICE.

FORECAST THROUGH SATURDAY FOR THE BERING SEA...WINDS WILL ALTERNATE
BETWEEN SOUTHERLY AND WESTERLY/NORTHWESTERLY THROUGH SATURDAY AS
EACH LOW MOVES EASTWARD. THE OVERALL ICE EDGE IS EXPECTED TO MOVE TO
THE EAST-SOUTHEAST 20 TO 35 NM BY SATURDAY.

-COOK INLET-
PKZ140-COOK INLET NORTH OF KAMISHAK BAY AND ENGLISH BAY-

COOK INLET ANALYSIS CONFIDENCE...HIGH

SYNOPSIS FOR COOK INLET...A SERIES OF LOWS WILL MOVE EASTWARD ACROSS
THE GULF OF ALASKA THROUGH SATURDAY. EACH LOW AND ASSOCIATED FRONT
WILL BRING COLDER AIR TO THE REGION DURING THIS TIME.

THE MAIN ICE EDGE LIES FROM THE COAST NEAR 60.5N 151.3W TO 60.7N
151.4W TO 60.3N 151.7W TO 60.2N 152.1W TO 60.3N 152.4W. THE ICE EDGE
IS OPEN WATER. LOW CONCENTRATIONS OF ICE ARE ALSO PRESENT IN SHALLOW
BAYS ALONG THE WEST COAST OF LOWER COOK INLET.

FORECAST FOR COOK INLET THROUGH SATURDAY...DAYTIME TEMPERATURES ARE
EXPECTED TO REMAIN ABOVE FREEZING THROUGH WEDNESDAY WITH OVERNIGHT
LOWS IN THE 20S. TEMPERATURES WILL THEN BEGIN TO FALL THROUGH THE
REST OF THE WEEK AND INTO THE WEEKEND. THE OVERALL ICE PACK WILL
CONTINUE TO DECREASE IN THICKNESS AND CONCENTRATION THROUGH
WEDNESDAY...BUT WILL LIKELY BEGIN TO INCREASE LATE THIS WEEK.
ADDITIONAL STRIPS OF ICE MAY BE CAUGHT IN THE RIP NEAR THE WEST
FORELAND DAILY WITH THE TIDE CHANGE.

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

$$


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