574 WWUS76 KEKA 300516 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 916 PM PST Mon Dec 29 2025 CAZ103-301330- /O.CON.KEKA.FR.Y.0042.251230T0900Z-251230T1700Z/ Northern Humboldt Coast- Including Arcata, Samoa, Fieldbrook, Fernbridge, Eureka, and McKinleyville 916 PM PST Mon Dec 29 2025 ...FROST ADVISORY REMAINS IN EFFECT FROM 1 AM TO 9 AM PST TUESDAY... * WHAT...Temperatures as low as 35 will result in frost formation. * WHERE...Northern Humboldt Coast. * WHEN...From 1 AM to 9 AM PST Tuesday. * 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