504
WHUS46 KEKA 070548
CFWEKA
COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
948 PM PST THU NOV 6 2025
CAZ103-072100-
/O.NEW.KEKA.CF.Y.0006.251107T1900Z-251107T2100Z/
NORTHERN HUMBOLDT COAST-
948 PM PST THU NOV 6 2025
...COASTAL FLOOD ADVISORY IN EFFECT FROM 11 AM TO 1 PM PST
FRIDAY...
* WHAT...HIGH ASTRONOMICAL TIDES WILL CAUSE MINOR FLOODING IN LOW
LYING AREAS AROUND HUMBOLDT BAY. UP TO ONE QUARTER FOOT OF
SALTWATER INUNDATION ABOVE GROUND LEVEL IS POSSIBLE NEAR
SHORELINES AND TIDAL WATERWAYS. BETWEEN 8.8 AND 9.1 FEET MLLW
AT THE NORTH SPIT TIDE GAUGE IS PREDICTED.
* WHERE...NORTHERN HUMBOLDT COAST COUNTY.
* WHEN...FROM 11 AM TO 1 PM PST FRIDAY. HIGH TIDE IS AT 12:01 PM
AT THE HUMBOLDT BAY NORTH SPIT TIDE GAUGE. SALTWATER INUNDATION
WILL BE POSSIBLE 1 TO 2 HOURS BEFORE AND AFTER HIGH TIDE.
* IMPACTS...FLOODING OF LOW LYING AREAS AROUND HUMBOLDT BAY
INCLUDING PARKS AND ROADS WITH ONLY ISOLATED CLOSURES
EXPECTED. FLOODING WILL LIKELY IMPACT JACKSON RANCH ROAD IN
THE ARCATA BOTTOMS AND SEVERAL ROADS IN KING SALMON.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A COASTAL FLOOD ADVISORY INDICATES THAT ONSHORE WINDS AND TIDES
WILL COMBINE TO GENERATE FLOODING OF LOW AREAS ALONG THE SHORE.
FEET ABOVE GROUND IS LOCALLY DEFINED AS FEET ABOVE THE HIGHEST
ASTRONOMICAL TIDE OR HAT.
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