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135
FZAK80 PAFC 282238
ICEAFC

SEA ICE ADVISORY FOR WESTERN AND ARCTIC ALASKAN COASTAL WATERS
NATIONAL WEATHER SERVICE ANCHORAGE ALASKA
130 PM AKDT FRIDAY 28 NOVEMBER 2014

FORECAST VALID...WEDNESDAY 03 DECEMBER 2014

ANALYSIS CONFIDENCE...LOW

SYNOPSIS...A WEAK AREA OF LOW PRESSURE OFF THE SIBERIAN COAST WILL
DISSIPATE SUNDAY AFTERNOON. A DEVELOPING LOW PRESSURE SYSTEM WILL
ENTER THE WESTERN BERING SEA SUNDAY MORNING AND MOVE TO THE CENTRAL
BERING SEA ON MONDAY. A FRONT ASSOCIATED WITH THIS LOW WILL SKIRT
THE WEST COAST OF ALASKA AND PUSH INTO THE CHUKCHI SEA ON TUESDAY.
HIGH PRESSURE WILL CONTINUE OVER THE BEAUFORT SEA THROUGH LATE
MONDAY UNTIL A LOW PRESSURE SYSTEM DROPS OUT OF OF THE ARCTIC.

-ARCTIC OCEAN-

ICE COVERED.

-CHUKCHI SEA-
PKZ500-WESTERN US ARCTIC OFFSHORE-
PKZ230-CAPE BEAUFORT TO POINT FRANKLIN-
PKZ225-CAPE THOMPSON TO CAPE BEAUFORT-
PKZ215-KOTZEBUE SOUND-

THE MAIN ICE EDGE LIES FROM NEAR WALES TO 67.2N 165.7W TO 68.0N
167.2W TO 70.2N 166.9W TO 71.9N 170.8W TO 72.1N 174.9W TO 71.2N
175.2W TO 69.9N TO 179.8W AND CONTINUES INTO THE RUSSIAN ARCTIC. THE
ICE EDGE RANGES FROM OPEN WATER TO 1 TO 3 TENTHS NEW AND YOUNG SEA
ICE.

FORECAST THROUGH WEDNESDAY FOR THE CHUKCHI SEA...MODERATE
SOUTHEASTERLY WINDS WILL BECOME LIGHT FROM THE SOUTHWEST SATURDAY
MORNING. THESE LIGHT WINDS WILL CONTINUE THROUGH EARLY MONDAY
MORNING WHEN A FRONT PUSHES INTO THE AREA BRINGING MODERATE TO
STRONG EASTERLY TO SOUTHEASTERLY WINDS. WINDS WILL SHIFT TO THE
NORTHEAST TUESDAY MORNING AND CONTINUE TO BE MODERATE TO STRONG. THE
OVERALL ICE EDGE IS EXPECTED TO SHIFT 20 TO 40 NM TO THE WEST-
SOUTHWEST THROUGH. ICE ALONG THE WEST COAST OF ALASKA WILL LIKELY
EXPAND UP TO 10 MILES FROM THE COAST THROUGH SATURDAY. GREATEST ICE
GROWTH WILL BE SEEN DURING THE PERIOD OF CALMER WINDS ON SATURDAY
AND SUNDAY.

-BEAUFORT SEA-
PKZ505-CENTRAL US ARCTIC OFFSHORE-
PKZ510-EASTERN US ARCTIC OFFSHORE-
PKZ235-POINT FRANKLIN TO CAPE HALKETT-
PKZ240-CAPE HALKETT TO FLAXMAN ISLAND-
PKZ245-FLAXMAN ISLAND TO DEMARCATION POINT-

ICE COVERED.

-BERING SEA-
PKZ200-NORTON SOUND-
PKZ210-DALL POINT TO WALES-
PKZ180-KUSKOKWIM DELTA AND ETOLIN STRAIT-

THE MAIN ICE EDGE LIES 25 TO 35 NM OFF THE ALASKA WEST COAST FROM
THE KUSKOKWIM DELTA TO NORTON SOUND.

FORECAST THROUGH WEDNESDAY FOR THE BERING SEA...LIGHT TO MODERATE
WEST TO SOUTHWEST WINDS WILL CONTINUE THROUGH SUNDAY MORNING. WINDS
WILL BECOME STRONG FROM THE SOUTH/SOUTHWEST STARTING SUNDAY
AFTERNOON AND LASTING THROUGH TUESDAY MORNING. WINDS WILL THEN
BECOME LIGHT TO MODERATE FROM THE NORTHEAST TUESDAY EVENING.  NEW
ICE IS EXPECTED TO DEVELOP FROM THE ALASKA COAST NEAR NUNIVAK ISLAND
UP TO NORTON SOUND SUNDAY MORNING. A STRONG LOW IN THE BERING SEA
WILL BRING WARMER TEMPERATURES TOWARD THE ALASKA COAST SUNDAY
AFTERNOON AND CONTINUE THROUGH MONDAY. OVERALL...THE ICE EDGE IS
EXPECTED TO REMAIN NEAR STATIONARY OR POSSIBLY EXPAND NORTHWARD UP
TO 10 NM FROM THE CURRENT ICE EDGE.

$$



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