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  • The way you find your Alaska coastal waters marine forecasts for the Gulf of Alaska, North Pacific, and Bering Sea is changing. Changes may include new names, new numbers, or entirely new zones. These changes will improve the way the Anchorage NWS Forecast Office serves our marine weather customers and are to take effect October 1, 2013. Preview Zone Boundaries Here.
    Click here for more detailed information


FZAK80 PAFC 170049
ICEAFC

SEA ICE ADVISORY FOR WESTERN AND ARCTIC ALASKAN COASTAL WATERS
NATIONAL WEATHER SERVICE ANCHORAGE ALASKA
449 PM AKDT WEDNESDAY 16 APRIL 2014 

FORECAST VALID...MONDAY 21 APRIL 2014

ANALYSIS CONFIDENCE...MODERATE.

SYNOPSIS...A LARGE COMPLEX LOW OVER THE SOUTHCENTRAL BERING SEA WILL 
SHIFT OVER THE GULF OF ALASKA THURSDAY WHERE THE LOW WILL PERSIST 
THROUGH SATURDAY. ANOTHER LARGE LOW WILL APPROACH THE WESTERN 
BERING SEA SUNDAY AND 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-
PKZ230-CAPE BEAUFORT TO POINT FRANKLIN-
PKZ225-CAPE THOMPSON TO CAPE BEAUFORT-
PKZ220-WALES TO CAPE THOMPSON-
PKZ215-KOTZEBUE SOUND-
PKZ200-NORTON SOUND-

ICE COVERED.

-BERING SEA-
PKZ210-DALL POINT TO WALES-
PKZ181-NORTH AND WEST OF NUNIVAK ISLAND-
PKZ180-KUSKOKWIM DELTA AND ETOLIN STRAIT-

THE ICE EDGE LIES FROM THE KUSKOKWIM DELTA NEAR 60N 162.2W TO 60N 
163.7W TO 62N 167.6W TO 61.3N 168.2W TO 60.5N 165.9W TO 59.2N 170.8W 
TO 61.2N 178.8E AND CONTINUES ALONG THE BERING SEA COAST OF RUSSIA. 
THE ICE EDGE RANGES 1 TO 9 TENTHS YOUNG...NEW AND FIRST YEAR THIN 
ICE IN STRIPS. RIVER ICE WILL CONTINUE TO ENTER BRISTOL BAY NEAR 
RIVER DELTAS THROUGH BREAKUP. 

FORECAST THROUGH MONDAY...NORTHEASTERLY TO NORTHERLY FLOW WILL 
PERSIST THROUGH SATURDAY SHIFTING THE ICE PACK TO THE SOUTHWEST. 
FLOW WILL BECOME EASTERLY AGAIN ON MONDAY. THE OVERALL ICE EDGE IS 
EXPECTED TO SHIFT TO THE SOUTHWEST 15 TO 25 NM THROUGH MONDAY AS 
STRIPS OF ICE ARE PULLED OFF THE MAIN ICE PACK. THE AREA SOUTH OF 
NUNIVAK ISLAND OVER TO KUSKOKWIM BAY SHOULD BE SEA ICE FREE BY 
MONDAY WITH THE ONLY ICE REMAINING NEAR SHORE WITH STRIPS OF ICE 
BEING PULLED OFF THE PREVIOUSLY SHOREFAST ICE. 
 
SCHRECK 2014



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