188
WHAK42 PAFC 062234
CFWALU
COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE ANCHORAGE AK
234 PM AKDT MON OCT 6 2025
AKZ755-071300-
/O.UPG.PAFC.CF.A.0002.251007T1500Z-251008T1200Z/
/O.NEW.PAFC.CF.Y.0006.251007T1500Z-251008T1200Z/
KUSKOKWIM DELTA COAST AND NUNIVAK ISLAND-
234 PM AKDT MON OCT 6 2025
...COASTAL FLOOD ADVISORY IN EFFECT FROM 7 AM TUESDAY TO 4 AM
AKDT WEDNESDAY...
* WHAT...WATER LEVELS AS HIGH AS 1.5 TO 3.5 FEET ABOVE THE
NORMAL HIGHEST TIDE LINE.
* WHERE...ALONG THE KUSKOKWIM DELTA COAST AND NUNIVAK ISLAND.
* WHEN...TUESDAY MORNING TO EARLY WEDNESDAY MORNING, COINCIDING
WITH HIGH TIDES TUESDAY MORNING AND AGAIN LATE TUESDAY NIGHT.
* IMPACTS...COASTAL FLOODING OF LOW LYING AREAS AND EROSION ARE
POSSIBLE.
* ADDITIONAL DETAILS...PERSISTENT SOUTHERLY TO SOUTHWESTERLY WINDS
WILL RANGE FROM 45 MPH TO 55 MPH TONIGHT THROUGH WEDNESDAY
MORNING. THIS WILL LEAD TO COASTAL IMPACTS SUCH AS STORM SURGE
AND FLOODING. ELEVATED WATER LEVELS ARE LIKELY DURING THE HIGH
TIDES TUESDAY MORNING ACROSS NUNIVAK ISLAND AND MEKORYUK AND
TUESDAY NIGHT ALONG THE KUSKOKWIM BAY COAST. COASTAL HAZARDS
ALSO INCLUDE WAVE HEIGHTS RANGING FROM 8 TO 12 FEET BEGINNING
TUESDAY AFTERNOON BEFORE SLOWLY SUBSIDING WEDNESDAY MORNING.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A COASTAL FLOOD ADVISORY INDICATES THAT ONSHORE WINDS AND TIDES
WILL COMBINE TO GENERATE FLOODING OF LOW AREAS ALONG THE SHORE.
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