Ice Forecast
Issued by NWS Anchorage, AK

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FZAK80 PAFC 252027
ICEAFC

SEA ICE ADVISORY FOR WESTERN AND ARCTIC ALASKAN COASTAL WATERS
NATIONAL WEATHER SERVICE ANCHORAGE ALASKA
1230 PM AKDT MONDAY 25 AUGUST 2014

FORECAST VALID...SATURDAY 30 AUGUST 2014

ANALYSIS CONFIDENCE...MODERATE TO LOW.

SYNOPSIS...A HIGH NORTH OF BARROW WILL SHIFT OVER BANKS ISLAND
WEDNESDAY. A WEATHER FRONT ASSOCIATED WITH A POLAR LOW WILL PASS
OVER THE CHUKCHI SEA WEDNESDAY. THE LOW IS EXPECTED TO SHIFT OVER
THE CHUKCHI SEA FRIDAY AND SLOWLY TRACK TO THE SOUTHEAST THROUGH
SATURDAY.

-ARCTIC OCEAN-

ICE COVERED.

-CHUKCHI SEA-

THE MAIN ICE EDGE LIES FROM A POINT ROUGHLY 100 NM NORTH OF POINT
BARROW TO 73.6N 159.6W TO 72.2N 158.7W TO 71.6N 160.5W TO 73.2N
170.1W TO 72.8N 173.3W AND CONTINUES WEST INTO THE RUSSIAN ARCTIC.
THE ICE EDGE IS MAINLY OPEN WATER.

FORECAST THROUGH SATURDAY FOR THE CHUKCHI SEA... EASTERLY FLOW WILL
BECOME SOUTHWESTERLY FLOW TUESDAY AND PERSIST THROUGH THE END OF THE
WEEK. THE ICE EDGE IS EXPECTED TO SHIFT 15 TO 25 NM TO THE NORTH
THROUGH SATURDAY.

-BEAUFORT SEA-
PKZ240-CAPE HALKETT TO FLAXMAN ISLAND-

THE MAIN ICE EDGE LIES FROM THE WEST COAST OF BANKS ISLAND TO 71.0N
134.5W TO 71.3N 138.1W TO 73.2N 148.5W TO 72.7N 150.6W TO A POINT
ROUGHLY 100 NM NORTH OF POINT BARROW. THE ICE EDGE IS MAINLY OPEN
WATER.

AN ISOLATED AREA OF ROTTING SEA ICE REMAINS GROUNDED JUST BEYOND THE
BARRIER ISLANDS FROM NEAR PRUDHOE BAY OVER TO NEAR FLAXMAN ISLAND.
THIS AREA OF BRASH ICE IS EXPECTED TO SLOWLY MELT IN PLACE THROUGH
SATURDAY.

FORECAST THROUGH SATURDAY FOR THE BEAUFORT SEA...SOUTHERLY TO
SOUTHEASTERLY FLOW WILL PERSIST OVER MUCH OF THE ICE EDGE THROUGH
THURSDAY. NORTHWESTERLY FLOW IS EXPECTED TO RETURN FRIDAY. THE ICE
EDGE IS EXPECTED TO SHIFT 10 TO 20 NM TO THE NORTH THROUGH SATURDAY.


HEIM

$$


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