Ice Forecast
Issued by NWS Anchorage, AK

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000
FZAK80 PAFC 250200
ICEAFC

SEA ICE ADVISORY FOR WESTERN AND ARCTIC ALASKAN COASTAL WATERS
NATIONAL WEATHER SERVICE ANCHORAGE ALASKA
322 PM AKDT FRIDAY 24 OCTOBER 2014

FORECAST VALID...WEDNESDAY 29 OCTOBER 2014

ANALYSIS CONFIDENCE...HIGH.

SYNOPSIS...A TROUGH OVER NORTHERN ALASKA FRIDAY AFTERNOON WILL LIFT
NORTHWARD TO JUST OFF THE ARCTIC COAST LATE SATURDAY NIGHT A
MODERATE LOW WILL MOVE NORTHEAST TO THE BERING STRAIT SUNDAY NIGHT
THEN TURN NORTHWARD TO JUST WEST OF POINT HOPE BY MONDAY EVENING.
THIS LOW WILL MOVE NORTH NORTHEAST AND WEAKEN TO A TROUGH ALONG
153W TUESDAY NIGHT.
-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 A POINT ON THE ARCTIC COAST NEAR 68.9N
164.8W TO 69.9N 163.6W TO 70.7N 162.4W TO 71.1N 160.5W TO 71.3N
160.8W TO 71.6N 159.0W TO 72.9N 165.7W TO 73.4N 167.4W TO 73.1N
174.4W TO 73.7N 180. THE ICE EDGE CONSISTS OF OPEN WATER. NEW TO
YOUNG ICE LAYS IN THE PROTECTED WATERS OF THE ALASKA COAST FROM PEARD
BAY TO POINT HOPE. NEW TO YOUNG SEA ICE HAS ALSO BEEN OBSERVED IN
THE SHALLOW WATERS OF KOTZEBUE SOUND AND THE PROTECTED WATERS NEAR
KIVALINA.

FORECAST THROUGH WEDNESDAY FOR THE CHUKCHI SEA...MODERATE TO STRONG
EAST TO NORTHEAST WINDS WILL DIMINISH SUNDAY EVENING. MONDAY
AFTERNOON MODERATE WINDS FROM THE NORTH NORTHWEST WILL DEVELOP AND
DIMINISH WEDNESDAY. THE OVERALL ICE EDGE IS EXPECTED TO EXPAND TO
THE WEST SOUTHWEST 20 TO 30 NM BY WEDNESDAY. NEW ICE MAY CONTINUE
INCREASE ACROSS THE PROTECTED SHALLOW AREAS ALONG THE COAST FROM
KOTZEBUE SOUND UP TO PEARD BAY DURING TIMES OF LIGHT WINDS.

-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-SATURDAY

THE MAIN ICE EDGE LIES FROM THE SOUTHWEST COAST OF BANKS ISLAND TO
72.7N 128.2W TO 71.6N 133.1W TO 70.8N 141.7W TO 71.2N 146.0W AND
EXTENDS BACK EAST ALONG THE ARCTIC COAST. THE ICE EDGE IS MAINLY
OPEN WATER TO 5 TO 7 TENTHS YOUNG AND NEW ICE IN STRIPS. NEW AND
YOUNG SEA ICE LIES UP TO 20 NM OFF THE NORTHERN COASTLINE OF ALASKA.

FORECAST THROUGH WEDNESDAY FOR THE BEAUFORT SEA...MODERATE EASTERLY
WINDS WILL DIMINISH SATURDAY MORNING. LIGHT SOUTHERLY WINDS WILL
DEVELOP LATE SUNDAY CONTINUING THROUGH MONDAY. THE OVERALL ICE EDGE
IS EXPECTED TO EXPAND 10 TO 20 NM THROUGH WEDNESDAY

-BERING SEA-
PKZ200-NORTON SOUND-

NEW SEA ICE IS CONTINUING TO SLOWLY FORM IN THE SHALLOW PROTECTED
WATERS OF NORTON SOUND FROM PORT SAFETY TO GOLOVIN TO KOYUK TO 30 NM
NORTH OF SCAMMON BAY.

FORECAST THROUGH WEDNESDAY FOR THE BERING SEA...NEW SEA ICE IS
EXPECTED TO SLOWLY CONTINUE FORMING IN THE SHALLOW PROTECTED WATERS
OF NORTON SOUND THROUGH WEDNESDAY.

$$



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