Weather Alerts For Redwood Valley, CA

URGENT - WEATHER MESSAGE National Weather Service Eureka CA 950 PM PDT Mon Mar 9 2026 Coastal Del Norte-Northern Humboldt Coast-Mendocino Coast- Northwestern Mendocino Interior-Northeastern Mendocino Interior- Southwestern Mendocino Interior-Southeastern Mendocino Interior- Northern Lake-Southern Lake- Including Legget, Covelo, Calpella, Fieldbrook, Philo, Laytonville, Potter Valley, and Willits 950 PM PDT Mon Mar 9 2026 ...FROST ADVISORY REMAINS IN EFFECT FROM 3 AM TO 9 AM PDT TUESDAY... * WHAT...Temperatures as low as 33 will result in frost formation. * WHERE...Mendocino County, Lake County, and Del Norte and Northern Humboldt Coast. * WHEN...From 3 AM to 9 AM PDT Tuesday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. * ADDITIONAL DETAILS...*Frost formation is most likely to occur for NE Mendocino County, including: Legget, Laytonville, Covelo, Willits, and Potter Valley. Other areas in Mendocino county include: Philo and Calpella. *Frost may occur in areas of Lake (Upper Lake), Humboldt (McKinleyville, Blue Lake, and Fieldbrook), and Del Norte (Hiouchi) PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. &&

Pollen Index: 9.2 Pollen Level: medium-high Predominant Pollen: Cedar/Juniper, Alder and Birch Based on past pollen counts and expected weather conditions, pollen levels for Monday will be increasing over today's levels in the high range. The cause for the rising pollen levels is drier air.