Ice Forecast
Issued by NWS Anchorage, AK

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000
FZAK80 PAFC 292313
ICEAFC

SEA ICE ADVISORY FOR WESTERN AND ARCTIC ALASKAN COASTAL WATERS
NATIONAL WEATHER SERVICE ANCHORAGE ALASKA
315 PM AKDT MONDAY 29 AUGUST 2016

FORECAST VALID...SATURDAY 3 SEPTEMBER 2016

ANALYSIS CONFIDENCE...HIGH TO MODERATE

SYNOPSIS...HIGH PRESSURE WILL REMAIN OVER THE CHUKCHI SEA AND
BEAUFORT SEA THROUGH SATURDAY.

-ARCTIC OCEAN-
-BEAUFORT SEA-
-CHUKCHI SEA-
PKZ510-EASTERN US ARCTIC OFFSHORE-
PKZ505-CENTRAL US ARCTIC OFFSHORE-
PKZ235-POINT FRANKLIN TO CAPE HALKETT-

ICE COVERED.

-BEAUFORT SEA-
-CHUKCHI SEA-
PKZ500-WESTERN US ARCTIC OFFSHORE-
PKZ230-CAPE BEAUFORT TO POINT FRANKLIN-

THE MAIN ICE EDGE EXTENDS FROM 75.5N 141.1W TO 73.2N 140.3W TO NEAR
BARROW TO 71N 159.6W TO 71.9N 162.9W TO 72.5N 161.4W TO 72.2N 173.1W
AND CONTINUES IN RUSSIAN WATERS. THE ICE EDGE IS MAINLY OPEN WATER.

FORECAST THROUGH SATURDAY FOR THE CHUKCHI SEA...EASTERLY WINDS WILL
INCREASE TONIGHT INTO TUESDAY...THEN WEAKEN AND SHIFT TO NORTHERLY
WEDNESDAY THROUGH SATURDAY.

SEA ICE IS AS CLOSE AS 1 TO 2 NM OFF THE COAST OF BARROW ON MONDAY.
THE OFFSHORE DETERIORATING SEA ICE PACK WILL LIKELY SLOWLY SHIFT
BACK TO THE WEST SOUTHWEST THROUGH TUESDAY WITH THE INCREASED
EASTERLY WINDS. SEA ICE MAY MOVE BACK TOWARD THE COAST AS WINDS
BECOME NORTHERLY AGAIN WEDNESDAY THROUGH SATURDAY.

FORECAST THROUGH SATURDAY FOR THE BEAUFORT SEA...NEAR THE ICE EDGE
WESTERLY TO SOUTHERLY WINDS ARE EXPECTED TO PERSIST THROUGH
THURSDAY...THEN WINDS WILL SHIFT TO NORTHERLY FRIDAY THROUGH
SATURDAY. THE MAIN OFFSHORE SEA ICE PACK WILL SHIFT TO THE NORTHEAST
THROUGH WEDNESDAY...THEN SLOWLY SHIFT TO THE SOUTH THURSDAY
THROUGH SATURDAY.

NEAR SHORE NAVIGATIONAL WATERS ARE EXPECTED TO REMAIN SEA ICE FREE
THROUGH SATURDAY.

$$


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