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WWUS76 KEKA 041400

NPWEKA



URGENT - WEATHER MESSAGE

National Weather Service Eureka CA

600 AM PST Thu Dec 4 2025



CAZ102>106-109-112-113-041700-

/O.CON.KEKA.FR.Y.0038.000000T0000Z-251204T1700Z/

Del Norte Interior-Northern Humboldt Coast-Southwestern Humboldt-

Northern Humboldt Interior-Southern Humboldt Interior-Mendocino

Coast-Southwestern Mendocino Interior-Southeastern Mendocino

Interior-

Including Whitethorn, Briceland, Ukiah, Ettersburg, Philo, Dinsmore,

Yorkville, Redwood Valley, Talmage, Hopland, and Calpella

600 AM PST Thu Dec 4 2025



...FROST ADVISORY REMAINS IN EFFECT UNTIL 9 AM PST THIS MORNING...



* WHAT...Temperatures as low as 34 will result in frost formation.



* WHERE...Humboldt County, Southern Mendocino Interior, Del Norte

  Interior, and Mendocino Coast.



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



* IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive

  outdoor plants may be killed if left uncovered.



PRECAUTIONARY/PREPAREDNESS ACTIONS...



Take steps now to protect tender plants from the cold.



&&



$$



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



JHW