Ice Forecast
Issued by NWS Anchorage, AK

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000
FZAK80 PAFC 292257
ICEAFC

SEA ICE ADVISORY FOR WESTERN AND ARCTIC ALASKAN COASTAL WATERS
NATIONAL WEATHER SERVICE ANCHORAGE ALASKA
255 PM AKDT WEDNESDAY 29 JULY 2015

FORECAST VALID...MONDAY 3 AUGUST 2015

ANALYSIS CONFIDENCE...MODERATE

SYNOPSIS...A LOW WILL SHIFT OVER THE HIGH ARCTIC ON THURSDAY...WITH
SEVERAL LOWS PASSING BY ACROSS THE SOUTHERN CHUKCHI AND BEAUFORT
SEAS THROUGH MONDAY. HIGH PRESSURE OVER THE SOUTHERN BEAUFORT SEA
WILL CONTINUE MOVING EAST OVER NORTHERN CANADA BY SATURDAY.

-ARCTIC OCEAN-
-BEAUFORT SEA-
-CHUKCHI SEA-
PKZ510-EASTERN US ARCTIC OFFSHORE-
PKZ505-CENTRAL US ARCTIC OFFSHORE-
PKZ240-CAPE HALKETT TO FLAXMAN ISLAND-

ICE COVERED.

-CHUKCHI SEA-
PKZ500-WESTERN US ARCTIC OFFSHORE-
PKZ230-CAPE BEAUFORT TO POINT FRANKLIN-
PKZ235-POINT FRANKLIN TO CAPE HALKETT-

THE MAIN ICE EDGE LIES FROM THE ALASKA COAST NEAR 71.2N 157W TO
71.8N 159.6W TO 71N 161.5W TO 72.2N 165.2W TO 72.3N 161.3W TO 74.1N
179.9W TO 71.8N 179.7W TO 71.6N 176.1W TO 70.4N 177.3W AND CONTINUES
IN RUSSIAN WATERS. THE ICE EDGE IS MAINLY OPEN WATER.

FORECAST THROUGH MONDAY FOR THE CHUKCHI SEA...WIND DIRECTION WILL
VARY GREATLY THROUGH MONDAY AS A SERIES OF LOWS MOVES THROUGH THE
CHUKCHI SEA. DURING PERIODS OF SOUTHERLY FLOW...THE ICE WILL SHIFT
BACK TO THE NORTH AND CONSOLIDATE. DURING PERIODS OF EASTERLY
FLOW...THE ICE WILL SPREAD APART TO THE WEST. THE OVERALL ICE EDGE
IS EXPECTED TO BE MINIMAL THROUGH MONDAY. HOWEVER...A DECREASE IN
OVERALL COVERAGE NEAR THE ICE EDGE IS EXPECTED AS ICE CONTINUES TO
MELT DURING THIS TIME.

-BEAUFORT SEA-
PKZ245-FLAXMAN ISLAND TO DEMARCATION POINT-

THE MAIN ICE EDGE LIES FROM NEAR THE SOUTHWEST CORNER OF BANKS
ISLAND TO THE COAST NEAR 69.2N 138.3W. THE ICE EDGE IS MAINLY OPEN
WATER.

FORECAST THROUGH MONDAY FOR THE BEAUFORT SEA...WINDS WILL SHIFT
BETWEEN SOUTHERLY AND WESTERLY THROUGH MONDAY AS A SERIES OF LOWS
MOVE THROUGH THE BEAUFORT SEA. THE OVERALL ICE EDGE IS EXPECTED TO
SHIFT TO THE NORTHEAST 5 TO 20 NM THROUGH MONDAY.

$$


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