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Monday, Dec 08, 2025 12:12:32

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Dense Fog Advisory 0003
Issued by the Eureka Forecast Office

Action Issued Starts Expiration
New 2025-12-06 08:57:44 2025-12-06 09:00:00 2025-12-06 11:00:00
Time Extended 2025-12-06 10:44:47 2025-12-06 12:00:00
Expired 2025-12-06 11:46:48 2025-12-06 12:00:00


Action: New
Issued At: 2025-12-06 08:57:44

572 
WWUS76 KEKA 061457
NPWEKA

URGENT - WEATHER MESSAGE
National Weather Service Eureka CA
657 AM PST Sat Dec 6 2025

CAZ103-061700-
/O.NEW.KEKA.FG.Y.0003.251206T1500Z-251206T1700Z/
Northern Humboldt Coast-
Including McKinleyville, Samoa, Fortuna, Fernbridge, Eureka,
Trinidad, Arcata, Ferndale, and Fieldbrook
657 AM PST Sat Dec 6 2025

...DENSE FOG ADVISORY IN EFFECT UNTIL 9 AM PST THIS MORNING...

* WHAT...Visibility less than one mile in dense fog.

* WHERE...Northern Humboldt Coast.

* WHEN...Until 9 AM PST this morning.

* IMPACTS...Low visibility could make driving conditions hazardous.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of
distance ahead of you.

&&

$$

For hazard areas see https://www.wrh.noaa.gov/map/?wfo=eka

DB


Action: Time Extended
Issued At: 2025-12-06 10:44:47

364 
WWUS76 KEKA 061644
NPWEKA

URGENT - WEATHER MESSAGE
National Weather Service Eureka CA
844 AM PST Sat Dec 6 2025

CAZ103-061800-
/O.EXT.KEKA.FG.Y.0003.000000T0000Z-251206T1800Z/
Northern Humboldt Coast-
Including McKinleyville, Fernbridge, Ferndale, Fortuna, Fieldbrook,
Samoa, Trinidad, Eureka, and Arcata
844 AM PST Sat Dec 6 2025

...DENSE FOG ADVISORY NOW IN EFFECT UNTIL 10 AM PST THIS MORNING...

* WHAT...Visibility less than one mile in dense fog.

* WHERE...Northern Humboldt Coast.

* WHEN...Until 10 AM PST this morning.

* IMPACTS...Low visibility could make driving conditions hazardous.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of
distance ahead of you.

&&

$$

For hazard areas see https://www.wrh.noaa.gov/map/?wfo=eka

ZVS


Action: Expired
Issued At: 2025-12-06 11:46:48

077 
WWUS76 KEKA 061746
NPWEKA

URGENT - WEATHER MESSAGE
National Weather Service Eureka CA
946 AM PST Sat Dec 6 2025

CAZ103-061900-
/O.EXP.KEKA.FG.Y.0003.000000T0000Z-251206T1800Z/
Northern Humboldt Coast-
Including McKinleyville, Fernbridge, Ferndale, Fortuna, Fieldbrook,
Samoa, Trinidad, Eureka, and Arcata
946 AM PST Sat Dec 6 2025

...DENSE FOG ADVISORY WILL EXPIRE AT 10 AM PST THIS MORNING...

The threat has ended.

$$

For hazard areas see https://www.wrh.noaa.gov/map/?wfo=eka

ZVS



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