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Sea Ice Advisory Sea Ice Analysis5 Day Sea Ice OutlookSea Surface Temperature AnalysisSea Ice Satellite Images



FZAK80 PAFC 290039
ICEAFC

SEA ICE ADVISORY FOR WESTERN AND ARCTIC ALASKAN COASTAL WATERS 
NATIONAL WEATHER SERVICE ANCHORAGE ALASKA 
440 PM AKDT MONDAY 28 JULY 2014 

FORECAST VALID...SATURDAY 2 AUGUST 2014

ANALYSIS CONFIDENCE...MODERATE TO HIGH.

SYNOPSIS...HIGH PRESSURE AND LIGHTER WINDS WILL DIMINISH TONIGHT AS 
A WEATHER FRONT MOVES THROUGH THE BEAUFORT SEA AREA TONIGHT AND 
TUESDAY BRINGING NORTHWEST FLOW. HIGH PRESSURE WILL RETURN BY 
WEDNESDAY WITH EAST TO SOUTHEAST FLOW. ANOTHER LOW PASSES TO THE 
NORTH WITH SOUTHWEST FLOW DEVELOPING BY SATURDAY. HIGH PRESSURE 
REMAINS OVER THE CHUKCHI THROUGH TUESDAY. A LOW PRESSURE SYSTEM WILL 
APPROACH THE AREA LATE TUESDAY INCREASING SOUTHERLY FLOW THROUGH 
THURSDAY AS IT PASSES TO THE NORTH. HIGH PRESSURE RETURNS FOR FRIDAY 
AND SATURDAY WITH LIGHTER WINDS.

-ARCTIC OCEAN-

ICE COVERED.

-CHUKCHI SEA-
PKZ230-CAPE BEAUFORT TO POINT FRANKLIN-
PKZ235-POINT FRANKLIN TO CAPE HALKETT-

THE MAIN ICE EDGE LIES ALONG THE COAST FROM NORTH OF WAINWRIGHT TO 
71.3N 156.9W TO 70.9N 160.5W TO 71.3N 162.5W TO 71.1N 165.1W TO 
71.4N 166.2W TO 70.3N 166.3W TO 69.6N 168.9W TO 69.8N 170.7W TO 
71.5N 174.7N TO 70.7N 174.4W TO 69.5N 178.7W TO THE RUSSIAN COAST 
NEAR 68.2N 177.3W. THE ICE EDGE RANGES FROM OPEN WATER TO 2 TENTHS 
FIRST YEAR THIN AND YOUNG BRASH SEA ICE.

-BEAUFORT SEA-
PKZ240-CAPE HALKETT TO FLAXMAN ISLAND-
PKZ245-FLAXMAN ISLAND TO DEMARCATION POINT-

THE MAIN ICE EDGE LIES FROM THE SOUTHWEST CORNER OF BANKS ISLAND TO 
71.0N 130.7W TO 71.1N 136.6W TO 71.4N 138W TO 71.9N 138.3W TO 71.4N 
143.5W TO 71.3N 147.6 TO THE ALASKA COAST NEAR 70.1N 143.2W. THE ICE 
EDGE IS MAINLY OPEN WATER.

FORECAST THROUGH MONDAY FOR THE CHUKCHI SEA...EAST FLOW WILL 
CONTINUE OVER THE AREA TONIGHT AND BECOME MODERATE FROM THE SOUTH 
THROUGH THURSDAY BEFORE BECOMING LIGHT AND VARIABLE FRIDAY AFTERNOON 
INTO SATURDAY. THE OVERALL ICE EDGE IS EXPECTED TO SHIFT TO THE 
NORTHWEST 15 TO 30 NM THROUGH SATURDAY.

FORECAST THROUGH SATURDAY FOR THE BEAUFORT SEA...WEST TO NORTHWEST 
FLOW WILL DOMINATE THROUGH TUESDAY TURNING TO THE EAST AND SOUTHEAST 
FOR WEDNESDAY AND THURSDAY. WEST TO SOUTHWEST FLOW BEGINS ON FRIDAY 
AND REMAINS INTO SATURDAY. THE ICE EDGE IS EXPECTED TO SHIFT UP TO 
15 NM TO THE WEST NEAR THE ARCTIC COAST THROUGH SATURDAY. THE ICE 
EDGE NORTH OF 72N WILL MOVE TO THE SOUTHEAST OVERALL LESS THAN 10 NM 
THROUGH SATURDAY.



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