Ice Forecast
Issued by NWS Anchorage, AK

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000
FZAK80 PAFC 092152
ICEAFC

SEA ICE ADVISORY FOR WESTERN AND ARCTIC ALASKAN COASTAL WATERS
NATIONAL WEATHER SERVICE ANCHORAGE ALASKA
200 PM AKDT WEDNESDAY 9 JULY 2014

FORECAST VALID...MONDAY 14 JULY 2014

ANALYSIS CONFIDENCE...HIGH.

SYNOPSIS...A BROAD AREA OF HIGH PRESSURE WILL OVER MUCH OF THE
CHUKCHI SEA AND BEAUFORT SEA THROUGH THURSDAY WILL SHIFT EAST OVER
BANKS ISLAND FRIDAY. A LARGE LOW IS EXPECTED TO SPREAD OVER THE
NORTHWEST ALASKA COAST FRIDAY SPREADING OVER THE CHUKCHI SEA AND
BEAUFORT SEA LATE SATURDAY AND SLOWLY WEAKENING THROUGH MONDAY.

-ARCTIC OCEAN-
-BEAUFORT SEA-
-CHUKCHI SEA-
PKZ245-FLAXMAN ISLAND TO DEMARCATION POINT-
PKZ240-CAPE HALKETT TO FLAXMAN ISLAND-
PKZ235-POINT FRANKLIN TO CAPE HALKETT-

ICE COVERED.

-CHUKCHI SEA-
PKZ225-CAPE THOMPSON TO CAPE BEAUFORT-
PKZ230-CAPE BEAUFORT TO POINT FRANKLIN-

THE MAIN ICE EDGE LIES ALONG THE COAST FROM NEAR ICY CAPE TO 70.4N
167.2W TO 69.8N 168.4W TO 69.8N 172.8W TO 71.0N 174.5W TO 69.9N
179.2W TO THE RUSSIAN COAST NEAR 66.9N 172.0W. THE ICE EDGE RANGES
FROM OPEN WATER TO 2 TENTHS FIRST YEAR MEDIUM... FIRST YEAR THIN AND
MULTI YEAR ICE. SEA ICE ALSO REMAINS IN THE BERING SEA NEAR THE GULF
OF ANADYR.

FORECAST THROUGH MONDAY...EASTERLY FLOW WILL BECOME NORTHEASTERLY
FLOW OVER THE MAIN ICE EDGE LATE THURSDAY THROUGH THE WEEKEND. THE
MAIN ICE EDGE IS EXPECTED TO HAVE MINIMAL CHANGES AS THE WINDS
MOVING THE ICE SLOWLY TO THE SOUTH WILL BE BALANCED BY THE MELTING
CAUSED BY WARMER OCEAN TEMPERATURES CARRIED IN THE OCEAN CURRENTS.
THE LOW CONCENTRATION AREA OF ICE ALONG THE NORTHWEST COAST FROM ICY
CAPE UP TO POINT BARROW WILL CONTINUE TO EXPAND TO THE WEST THROUGH
EARLY FRIDAY... THEN SLOWLY BEGIN TO CLOSE IN DUE TO THE NORTHERLY
WINDS.

LEGATT


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