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Updated:June 14, 2026 1:15 am PDT

Coastal Flood Advisory COASTAL FLOOD ADVISORY  
Humboldt County

  Effective: Sat, 6/13 11:51pm Severity: Minor
  Updated: June 14, 2026 1:15 am Urgency: Expected
  Expires: Sun, 6/14 1:00pm Certainty: Likely

Areas Affected: Northern Coastal Humboldt
 
Alert 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 9.0 and 9.2 feet MLLW
at the North Spit tide gauge is predicted.

* WHERE...Northern Coastal Humboldt County.

* WHEN...From 9 PM Sunday to 1 AM PDT Monday. High tide is at
10:32 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.

* ADDITIONAL DETAILS...Similar magnitude high tides are forecast
to continue through Tuesday, June 16th.

Information:
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.
Heat Advisory HEAT ADVISORY  
Humboldt County

  Effective: Sat, 6/13 10:00pm Severity:  Moderate 
  Updated: June 14, 2026 1:15 am Urgency: Expected
  Expires: Sun, 6/14 11:00am Certainty: Likely

Areas Affected: Northeastern Interior Humboldt
 
Alert Details:
* WHAT...High temperatures of 99 to 110 for the interior valleys.
Moderate to Major HeatRisk expected.

* WHERE...Northeastern Interior Humboldt.

* WHEN...Until 10 PM PDT Tuesday.

* IMPACTS...Hot temperatures may cause heat illnesses especially for
those without cooling or hydration.

Information:
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.

Take extra precautions when outside. Wear lightweight and loose
fitting clothing. Try to limit strenuous activities to early morning
or evening. Take action when you see symptoms of heat exhaustion and
heat stroke.

To reduce risk during outdoor work, the Occupational Safety and
Health Administration recommends scheduling frequent rest breaks in
shaded or air conditioned environments. Anyone overcome by heat
should be moved to a cool and shaded location. Heat stroke is an
emergency! Call 9 1 1.