Coastal Flood Advisory for Northern Coastal Humboldt
Official alert fields
What you need to know
- Applies to
- Northern Coastal Humboldt
- Effective
- Ends or expires
- Official severity
- Minor
- Official urgency
- Expected
- Official certainty
- Likely
What is happening
What: High astronomical tides will cause minor flooding in low lying areas around Humboldt Bay. Up to one half foot of saltwater inundation above ground level is possible near shorelines and tidal waterways. Between 8.6 and 8.8 feet MLLW at the North Spit tide gauge is predicted. Impacts: Flooding of low lying...
What the bulletin says to do
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.
Full official description
Bulletin details
* WHAT...High astronomical tides will cause minor flooding in low lying areas around Humboldt Bay. Up to one half foot of saltwater inundation above ground level is possible near shorelines and tidal waterways. Between 8.6 and 8.8 feet MLLW at the North Spit tide gauge is predicted. * WHERE...Northern Coastal Humboldt County. * WHEN...From 11 PM this evening to 1 AM PDT Thursday. High tide is at 12:10 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.
Official geometry where available
Alert boundary
Lifecycle record
Official revisions
- Alert
Coastal Flood Advisory issued August 12 at 1:31PM PDT until August 13 at 1:00AM PDT by NWS Eureka CA
Official revision
Source and limitations
Publisher: Weather Alert Watch. Primary source: NWS Eureka CA. This page reorganizes official fields and does not add a forecast or expand the affected area.
- CAP status
- Actual
- Message type
- Alert
- Last collected