Headline:
Coastal Flood Advisory issued December 12 at 6:08AM PST until December 13 at 11:00AM PST by NWS Eureka CA
Event:
Coastal Flood Advisory
Urgency:
Expected
Effective:
December 12, 2024 - 6:08am
Expires:
December 12, 2024 - 2:15pm
Description:
* WHAT...For the first Coastal Flood Advisory, High astronomical
tides will cause minor flooding in low lying areas around
Humboldt Bay. Up to 0.5 feet of saltwater inundation above
ground level is possible near shorelines and tidal waterways.
Between 8.7 and 9.2 feet MLLW at the North Spit tide gauge is
predicted. For the second Coastal Flood Advisory, High
astronomical tides will cause minor flooding in low lying areas
around Humboldt Bay. Up to 0.6 foot of saltwater inundation
above ground level is possible near shorelines and tidal
waterways. Between 8.9 and 9.3 feet MLLW at the North Spit tide
gauge is predicted.
* WHERE...Northern Humboldt Coast County.
* WHEN...For the first Coastal Flood Advisory, until 11 AM PST
this morning. For the second Coastal Flood Advisory, from 7 AM
to 11 AM PST Friday. High tide is at 9:12 AM 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.
Instruction:
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.
Area Description:
Northern Humboldt Coast
Forcast Office:
NWS Eureka CA