Ice Forecast
Issued by NWS Anchorage, AK

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2
000
FZAK80 PAFC 252315
ICEAFC

SEA ICE ADVISORY FOR WESTERN AND ARCTIC ALASKAN COASTAL WATERS
NATIONAL WEATHER SERVICE ANCHORAGE ALASKA
315 PM AKDT MONDAY 25 JULY 2016

FORECAST VALID...SATURDAY 30 JULY 2016

ANALYSIS CONFIDENCE...MODERATE TO HIGH

SYNOPSIS...HIGH PRESSURE OVER THE BEAUFORT SEA WILL MOVE EAST OF THE
AREA ON TUESDAY. A LOW MOVING OVER THE BERING STRAIT TUESDAY NIGHT
WILL MOVE NEAR POINT BARROW ON WEDNESDAY AND THEN TRACK NORTHWARD
ACROSS THE BEAUFORT SEA THROUGH THURSDAY. WEAK LOW PRESSURE WILL
THEN REMAIN OVER THE BEAUFORT AND CHUKCHI SEAS THROUGH SATURDAY.

-ARCTIC OCEAN-
-BEAUFORT SEA-
-CHUKCHI SEA-
PKZ510-EASTERN US ARCTIC OFFSHORE-
PKZ505-CENTRAL US ARCTIC OFFSHORE-
PKZ245-FLAXMAN ISLAND TO DEMARCATION POINT-
PKZ240-CAPE HALKETT TO FLAXMAN ISLAND-
PKZ235-POINT FRANKLIN TO CAPE HALKETT-
PKZ500-WESTERN US ARCTIC OFFSHORE-
PKZ230-CAPE BEAUFORT TO POINT FRANKLIN-

ICE COVERED.

-BEAUFORT SEA-
-CHUKCHI SEA-
PKZ225-CAPE THOMPSON TO CAPE BEAUFORT-

THE MAIN ICE EDGE EXTENDS FROM NEAR POINT FRANKLIN TO 70.6N 161.8W
TO 71.2N 165.2W TO 72.2N 166.4W TO 71.5N 173.8W TO 68.5N 171.1W TO
THE RUSSIAN COAST NEAR 66.2N 169.7W. THE ICE EDGE IS MAINLY OPEN
WATER.

FORECAST THROUGH SATURDAY FOR THE BEAUFORT SEA...IN THE NEAR SHORE
WATERS UP TO 60 NM BEYOND THE BARRIER ISLANDS... LARGE SEA ICE FLOES
HAVE DETERIORATED LEAVING BEHIND HIGH CONCENTRATIONS OF BRASH SEA
ICE THAT IS DRIFTING WITH THE LOCAL CURRENTS AND WINDS AT THIS TIME.
THIS BRASH SEA ICE IS EXPECTED TO VERY SLOWLY CONTINUE TO MELT AND
DECREASE ONLY SLIGHTLY IN CONCENTRATION THROUGH SATURDAY.

FORECAST THROUGH SATURDAY FOR THE CHUKCHI SEA...RELATIVELY LIGHT AND
VARIABLE FLOW OVER THE REMAINING PACK ICE WILL GRADUALLY BECOME MORE
WESTERLY BY MIDWEEK AND THEN PERSIST THROUGH SATURDAY. THE ICE EDGE
IS EXPECTED TO SLOWLY RETREAT THROUGH WEDNESDAY AND THEN DRIFT
EASTWARD BY UP TO 10 NAUTICAL MILES THROUGH THE END OF THE WEEK.



$$



USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.