Ice Forecast
Issued by NWS Anchorage, AK

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000
FZAK80 PAFC 262000
ICEAFC

SEA ICE ADVISORY FOR WESTERN AND ARCTIC ALASKAN COASTAL WATERS
NATIONAL WEATHER SERVICE ANCHORAGE ALASKA
1200 PM AKDT MONDAY 26 JUNE 2017

FORECAST VALID...SATURDAY 01 JULY 2017

ANALYSIS CONFIDENCE...MODERATE TO HIGH

SYNOPSIS...HIGH PRESSURE OVER THE CHUKCHI SEA AND BEAUFORT SEA WILL
SHIFT EAST OVER THE BEAUFORT SEA THURSDAY AS A LOW MOVES OVER THE
EAST SIBERIAN SEA.

-ARCTIC OCEAN-
-BEAUFORT SEA-
PKZ510-EASTERN U.S. ARCTIC OFFSHORE-
PKZ505-CENTRAL U.S. ARCTIC OFFSHORE-
PKZ500-WESTERN U.S. ARCTIC OFFSHORE-
PKZ245-FLAXMAN ISLAND TO DEMARCATION POINT-
PKZ240-CAPE HALKETT TO FLAXMAN ISLAND-
PKZ235-POINT FRANKLIN TO CAPE HALKETT-

ICE COVERED.

-CHUKCHI SEA-
PKZ215-KOTZEBUE SOUND-
PKZ220-WALES TO CAPE THOMPSON-
PKZ225-CAPE THOMPSON TO CAPE BEAUFORT-
PKZ230-CAPE BEAUFORT TO POINT FRANKLIN-

THE MAIN ICE EDGE IN THE CHUKCHI SEA EXTENDS FROM NEAR 70.1N 162.6W
TO 71.5N 157.2W TO 72.5N 166.9W TO 69.3N 177.1W TO 68.4N 177.1W TO
68.4N 170.3W TO THE RUSSIAN COAST NEAR 66.2N 170.1W. THE ICE EDGE IS
MAINLY OPEN WATER. THERE IS ALSO SOME SEA ICE REMAINING WITHIN
KOTZEBUE SOUND.

FORECAST THROUGH SATURDAY FOR THE CHUKCHI SEA...NEAR THE ICE EDGE
NORTHEASTERLY WINDS WILL BECOME EASTERLY WINDS TUESDAY NIGHT THROUGH
WEDNESDAY... WITH SOUTHERLY TO SOUTHEASTERLY WINDS PERSISTING
THROUGH THE END OF THE WEEK. THE OVERALL ICE EDGE IS EXPECTED TO
RETREAT TO THE NORTH 15 TO 25 NM THROUGH SATURDAY. SEA ICE NEAR THE
NORTHWEST COAST IS EXPECTED TO CONTINUE DETERIORATING AND MAY BREAK
OFF IN THE COASTAL CURRENT... AND KOTZEBUE SOUND IS EXPECTED TO BE
SEA ICE FREE BY SATURDAY.

$$



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