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FZAK80 PAFC 100015

ICEAFC



SEA ICE ADVISORY FOR WESTERN AND ARCTIC ALASKAN COASTAL WATERS

NATIONAL WEATHER SERVICE ANCHORAGE ALASKA

500 PM ADT MONDAY JUNE 9 2008



FORECAST VALID...SATURDAY JUNE 14 2008



ANALYSIS CONFIDENCE...MODERATE. 



SYNOPSIS...A RIDGE OF HIGH PRESSURE COVERING THE ARCTIC OCEAN WILL

HOLD EAST OF 170W THROUGH SATURDAY. WEST OF 170W SOUTH WINDS WILL

INCREASE TO 20-30 KTS. A WEAK LOW WILL MOVE ACROSS THE NORTHERN

BERING TUESDAY FOLLOWED BY HIGH PRESSURE WEDNESDAY THROUGH FRIDAY. 



-ARCTIC OCEAN-

-BEAUFORT SEA-

-CHUKCHI SEA-

PKZ200-NORTON SOUND-

PKZ215-KOTZEBUE SOUND-

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-



AN AREA OF OPEN WATER 5 TO 40 NM WIDE LIES OFF THE FAST ICE FROM

CAPE LISBURNE TO ICY CAPE. 



FORECAST THROUGH SATURDAY...LEADS WILL INCREASE ALONG THE FAST ICE

OFF THE ALASKA NORTH COAST AND 5 TO 15 NM OF SHOREFAST ICE COULD

POSSIBLY BREAK FREE ALONG THE EDGE EAST OF POINT BARROW. ICE WILL

CONTINUE TO SLOWLY DIMINISH IN KOTZEBUE SOUND. 



-BERING SEA-



PKZ185-ST MATTHEW ISLAND WATERS

PKZ210-DALL POINT TO WALES-

PKZ180-SOUTHWEST ALASKA WATERS CAPE NEWENHAM TO DALL POINT-



THE MAIN ICE EDGE LIES FROM STUART ISLAND IN SOUTHERN NORTON SOUND TO

63.1N 165.7W TO 61.8N 168.6W TO NORTHEAST NUNIVAK ISLAND FROM

NORTHWEST NUNIVAK ISLAND TO 60.1N 168.5W TO 59.3N 172.9W TO 58.4N

177.6W TO 60.1N 177.6E TO 62.4N 179E ALONG THE RUSSIAN COAST. THE

EDGE IS MAINLY 4 TO 7 TENTHS YOUNG...FIRST YEAR THIN AND NEW ICE.  



OPEN WATER EXTENDS FROM THE MAIN ICE EDGE TO NEAR THE ALASKA WEST

COAST FROM NORTON SOUND TO NUNIVAK ISLAND. 



ABOUT HALF OF THE AREA NORTH OF SAINT LAWRENCE ISLAND TO THE BERING

STRAIT IS OPEN WATER. 



FORECAST THROUGH SATURDAY...WARMER TEMPERATURES AND A SOUTHWESTERLY

FLOW WILL BEGIN IN THE NORTHWEST BERING THURSDAY AND COVER THE ENTIRE

BERING BY SATURDAY. THIS WILL ELIMINATE MUCH OF THE ICE SOUTH OF

SAINT LAWRENCE ISLAND. ICE IN NORTON SOUND

WILL MOVE TO THE NORTHEAST 5 TO 10 NM. 



...THE JUNE 2008 YEAR GROUP IS 1999 FOLLOWED BY 1984. 



 JUNE 2008



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