|
Home Return to list Frost Advisory 0037 Issued by the Eureka Forecast Office
Action: New Issued At: 2025-12-02 12:21:48 817 WWUS76 KEKA 021821 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 1021 AM PST Tue Dec 2 2025 CAZ103-104-030230- /O.NEW.KEKA.FR.Y.0037.251203T0800Z-251203T1700Z/ Northern Humboldt Coast-Southwestern Humboldt- Including Eureka, Arcata, McKinleyville, Fieldbrook, Samoa, Whitethorn, and Ettersburg 1021 AM PST Tue Dec 2 2025 ...FROST ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM PST WEDNESDAY... * WHAT...Temperatures as low as 34 will result in frost formation. * WHERE...Humboldt Coast. * WHEN...From midnight tonight to 9 AM PST Wednesday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. * ADDITIONAL DETAILS...Coldest areas will be valleys that remain clear and are away from the coast. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ CAZ109-030230- /O.NEW.KEKA.FR.Y.0037.251203T0800Z-251203T1700Z/ Mendocino Coast- 1021 AM PST Tue Dec 2 2025 ...FROST ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM PST WEDNESDAY... * WHAT...Temperatures as low as 34 will result in frost formation. * WHERE...Mendocino Coast. The coldest areas will be just inland from the coast. * WHEN...From midnight tonight to 9 AM PST Wednesday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ CAZ112-113-030230- /O.NEW.KEKA.FR.Y.0037.251203T0800Z-251203T1700Z/ Southwestern Mendocino Interior-Southeastern Mendocino Interior- Including Ukiah, Boonville, Philo, Hopland, Talmage, Redwood Valley, and Calpella 1021 AM PST Tue Dec 2 2025 ...FROST ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM PST WEDNESDAY... * WHAT...Temperatures as low as 34 will result in frost formation. * WHERE...Southern Mendocino Interior valleys. * WHEN...From midnight tonight to 9 AM PST Wednesday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. * ADDITIONAL DETAILS...Fog or low clouds may develop in some valleys keeping temperatures in the upper 30.s PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ For hazard areas see https://www.wrh.noaa.gov/map/?wfo=eka MKK Action: New Issued At: 2025-12-02 12:21:48 817 WWUS76 KEKA 021821 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 1021 AM PST Tue Dec 2 2025 CAZ103-104-030230- /O.NEW.KEKA.FR.Y.0037.251203T0800Z-251203T1700Z/ Northern Humboldt Coast-Southwestern Humboldt- Including Eureka, Arcata, McKinleyville, Fieldbrook, Samoa, Whitethorn, and Ettersburg 1021 AM PST Tue Dec 2 2025 ...FROST ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM PST WEDNESDAY... * WHAT...Temperatures as low as 34 will result in frost formation. * WHERE...Humboldt Coast. * WHEN...From midnight tonight to 9 AM PST Wednesday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. * ADDITIONAL DETAILS...Coldest areas will be valleys that remain clear and are away from the coast. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ CAZ109-030230- /O.NEW.KEKA.FR.Y.0037.251203T0800Z-251203T1700Z/ Mendocino Coast- 1021 AM PST Tue Dec 2 2025 ...FROST ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM PST WEDNESDAY... * WHAT...Temperatures as low as 34 will result in frost formation. * WHERE...Mendocino Coast. The coldest areas will be just inland from the coast. * WHEN...From midnight tonight to 9 AM PST Wednesday. * 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. && $$ CAZ112-113-030230- /O.NEW.KEKA.FR.Y.0037.251203T0800Z-251203T1700Z/ Southwestern Mendocino Interior-Southeastern Mendocino Interior- Including Ukiah, Boonville, Philo, Hopland, Talmage, Redwood Valley, and Calpella 1021 AM PST Tue Dec 2 2025 ...FROST ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM PST WEDNESDAY... * WHAT...Temperatures as low as 34 will result in frost formation. * WHERE...Southern Mendocino Interior valleys. * WHEN...From midnight tonight to 9 AM PST Wednesday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. * ADDITIONAL DETAILS...Fog or low clouds may develop in some valleys keeping temperatures in the upper 30.s PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ For hazard areas see https://www.wrh.noaa.gov/map/?wfo=eka MKK Action: New Issued At: 2025-12-02 12:21:48 817 WWUS76 KEKA 021821 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 1021 AM PST Tue Dec 2 2025 CAZ103-104-030230- /O.NEW.KEKA.FR.Y.0037.251203T0800Z-251203T1700Z/ Northern Humboldt Coast-Southwestern Humboldt- Including Eureka, Arcata, McKinleyville, Fieldbrook, Samoa, Whitethorn, and Ettersburg 1021 AM PST Tue Dec 2 2025 ...FROST ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM PST WEDNESDAY... * WHAT...Temperatures as low as 34 will result in frost formation. * WHERE...Humboldt Coast. * WHEN...From midnight tonight to 9 AM PST Wednesday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. * ADDITIONAL DETAILS...Coldest areas will be valleys that remain clear and are away from the coast. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ CAZ109-030230- /O.NEW.KEKA.FR.Y.0037.251203T0800Z-251203T1700Z/ Mendocino Coast- 1021 AM PST Tue Dec 2 2025 ...FROST ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM PST WEDNESDAY... * WHAT...Temperatures as low as 34 will result in frost formation. * WHERE...Mendocino Coast. The coldest areas will be just inland from the coast. * WHEN...From midnight tonight to 9 AM PST Wednesday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ CAZ112-113-030230- /O.NEW.KEKA.FR.Y.0037.251203T0800Z-251203T1700Z/ Southwestern Mendocino Interior-Southeastern Mendocino Interior- Including Ukiah, Boonville, Philo, Hopland, Talmage, Redwood Valley, and Calpella 1021 AM PST Tue Dec 2 2025 ...FROST ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM PST WEDNESDAY... * WHAT...Temperatures as low as 34 will result in frost formation. * WHERE...Southern Mendocino Interior valleys. * WHEN...From midnight tonight to 9 AM PST Wednesday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. * ADDITIONAL DETAILS...Fog or low clouds may develop in some valleys keeping temperatures in the upper 30.s PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ For hazard areas see https://www.wrh.noaa.gov/map/?wfo=eka MKK Action: Continued Issued At: 2025-12-02 12:27:19 873 WWUS76 KEKA 021826 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 1026 AM PST Tue Dec 2 2025 CAZ105-106-030230- /O.EXA.KEKA.FR.Y.0037.251203T0800Z-251203T1700Z/ Northern Humboldt Interior-Southern Humboldt Interior- Including Benbow, Bridgeville, Shively, Bull Creek, Dinsmore, Hoopa, Alderpoint, Weitchpec, and Willow Creek 1026 AM PST Tue Dec 2 2025 ...FROST ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM PST WEDNESDAY... * WHAT...Temperatures as low as 33 will result in frost formation. * WHERE...Humboldt Interior. * WHEN...From midnight tonight to 9 AM PST Wednesday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. * ADDITIONAL DETAILS...Fog or low clouds may develop in some valleys keeping temperatures in the upper 30s. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ CAZ103-104-030230- /O.CON.KEKA.FR.Y.0037.251203T0800Z-251203T1700Z/ Northern Humboldt Coast-Southwestern Humboldt- Including Eureka, Arcata, McKinleyville, Fieldbrook, Samoa, Whitethorn, and Ettersburg 1026 AM PST Tue Dec 2 2025 ...FROST ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM PST WEDNESDAY... * WHAT...Temperatures as low as 34 will result in frost formation. * WHERE...Humboldt Coast. * WHEN...From midnight tonight to 9 AM PST Wednesday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. * ADDITIONAL DETAILS...Coldest areas will be valleys that remain clear and are away from the coast. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ CAZ109-030230- /O.CON.KEKA.FR.Y.0037.251203T0800Z-251203T1700Z/ Mendocino Coast- 1026 AM PST Tue Dec 2 2025 ...FROST ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM PST WEDNESDAY... * WHAT...Temperatures as low as 34 will result in frost formation. * WHERE...Mendocino Coast. The coldest areas will be just inland from the coast. * WHEN...From midnight tonight to 9 AM PST Wednesday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ CAZ112-113-030230- /O.CON.KEKA.FR.Y.0037.251203T0800Z-251203T1700Z/ Southwestern Mendocino Interior-Southeastern Mendocino Interior- Including Ukiah, Boonville, Philo, Hopland, Talmage, Redwood Valley, and Calpella 1026 AM PST Tue Dec 2 2025 ...FROST ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM PST WEDNESDAY... * WHAT...Temperatures as low as 34 will result in frost formation. * WHERE...Southern Mendocino Interior valleys. * WHEN...From midnight tonight to 9 AM PST Wednesday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. * ADDITIONAL DETAILS...Fog or low clouds may develop in some valleys keeping temperatures in the upper 30s. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ For hazard areas see https://www.wrh.noaa.gov/map/?wfo=eka MKK Action: Area Extended Issued At: 2025-12-02 12:27:19 873 WWUS76 KEKA 021826 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 1026 AM PST Tue Dec 2 2025 CAZ105-106-030230- /O.EXA.KEKA.FR.Y.0037.251203T0800Z-251203T1700Z/ Northern Humboldt Interior-Southern Humboldt Interior- Including Benbow, Bridgeville, Shively, Bull Creek, Dinsmore, Hoopa, Alderpoint, Weitchpec, and Willow Creek 1026 AM PST Tue Dec 2 2025 ...FROST ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM PST WEDNESDAY... * WHAT...Temperatures as low as 33 will result in frost formation. * WHERE...Humboldt Interior. * WHEN...From midnight tonight to 9 AM PST Wednesday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. * ADDITIONAL DETAILS...Fog or low clouds may develop in some valleys keeping temperatures in the upper 30s. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ CAZ103-104-030230- /O.CON.KEKA.FR.Y.0037.251203T0800Z-251203T1700Z/ Northern Humboldt Coast-Southwestern Humboldt- Including Eureka, Arcata, McKinleyville, Fieldbrook, Samoa, Whitethorn, and Ettersburg 1026 AM PST Tue Dec 2 2025 ...FROST ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM PST WEDNESDAY... * WHAT...Temperatures as low as 34 will result in frost formation. * WHERE...Humboldt Coast. * WHEN...From midnight tonight to 9 AM PST Wednesday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. * ADDITIONAL DETAILS...Coldest areas will be valleys that remain clear and are away from the coast. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ CAZ109-030230- /O.CON.KEKA.FR.Y.0037.251203T0800Z-251203T1700Z/ Mendocino Coast- 1026 AM PST Tue Dec 2 2025 ...FROST ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM PST WEDNESDAY... * WHAT...Temperatures as low as 34 will result in frost formation. * WHERE...Mendocino Coast. The coldest areas will be just inland from the coast. * WHEN...From midnight tonight to 9 AM PST Wednesday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ CAZ112-113-030230- /O.CON.KEKA.FR.Y.0037.251203T0800Z-251203T1700Z/ Southwestern Mendocino Interior-Southeastern Mendocino Interior- Including Ukiah, Boonville, Philo, Hopland, Talmage, Redwood Valley, and Calpella 1026 AM PST Tue Dec 2 2025 ...FROST ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM PST WEDNESDAY... * WHAT...Temperatures as low as 34 will result in frost formation. * WHERE...Southern Mendocino Interior valleys. * WHEN...From midnight tonight to 9 AM PST Wednesday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. * ADDITIONAL DETAILS...Fog or low clouds may develop in some valleys keeping temperatures in the upper 30s. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ For hazard areas see https://www.wrh.noaa.gov/map/?wfo=eka MKK Action: Continued Issued At: 2025-12-02 12:27:19 873 WWUS76 KEKA 021826 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 1026 AM PST Tue Dec 2 2025 CAZ105-106-030230- /O.EXA.KEKA.FR.Y.0037.251203T0800Z-251203T1700Z/ Northern Humboldt Interior-Southern Humboldt Interior- Including Benbow, Bridgeville, Shively, Bull Creek, Dinsmore, Hoopa, Alderpoint, Weitchpec, and Willow Creek 1026 AM PST Tue Dec 2 2025 ...FROST ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM PST WEDNESDAY... * WHAT...Temperatures as low as 33 will result in frost formation. * WHERE...Humboldt Interior. * WHEN...From midnight tonight to 9 AM PST Wednesday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. * ADDITIONAL DETAILS...Fog or low clouds may develop in some valleys keeping temperatures in the upper 30s. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ CAZ103-104-030230- /O.CON.KEKA.FR.Y.0037.251203T0800Z-251203T1700Z/ Northern Humboldt Coast-Southwestern Humboldt- Including Eureka, Arcata, McKinleyville, Fieldbrook, Samoa, Whitethorn, and Ettersburg 1026 AM PST Tue Dec 2 2025 ...FROST ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM PST WEDNESDAY... * WHAT...Temperatures as low as 34 will result in frost formation. * WHERE...Humboldt Coast. * WHEN...From midnight tonight to 9 AM PST Wednesday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. * ADDITIONAL DETAILS...Coldest areas will be valleys that remain clear and are away from the coast. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ CAZ109-030230- /O.CON.KEKA.FR.Y.0037.251203T0800Z-251203T1700Z/ Mendocino Coast- 1026 AM PST Tue Dec 2 2025 ...FROST ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM PST WEDNESDAY... * WHAT...Temperatures as low as 34 will result in frost formation. * WHERE...Mendocino Coast. The coldest areas will be just inland from the coast. * WHEN...From midnight tonight to 9 AM PST Wednesday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ CAZ112-113-030230- /O.CON.KEKA.FR.Y.0037.251203T0800Z-251203T1700Z/ Southwestern Mendocino Interior-Southeastern Mendocino Interior- Including Ukiah, Boonville, Philo, Hopland, Talmage, Redwood Valley, and Calpella 1026 AM PST Tue Dec 2 2025 ...FROST ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM PST WEDNESDAY... * WHAT...Temperatures as low as 34 will result in frost formation. * WHERE...Southern Mendocino Interior valleys. * WHEN...From midnight tonight to 9 AM PST Wednesday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. * ADDITIONAL DETAILS...Fog or low clouds may develop in some valleys keeping temperatures in the upper 30s. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ For hazard areas see https://www.wrh.noaa.gov/map/?wfo=eka MKK Action: Continued Issued At: 2025-12-02 12:27:19 873 WWUS76 KEKA 021826 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 1026 AM PST Tue Dec 2 2025 CAZ105-106-030230- /O.EXA.KEKA.FR.Y.0037.251203T0800Z-251203T1700Z/ Northern Humboldt Interior-Southern Humboldt Interior- Including Benbow, Bridgeville, Shively, Bull Creek, Dinsmore, Hoopa, Alderpoint, Weitchpec, and Willow Creek 1026 AM PST Tue Dec 2 2025 ...FROST ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM PST WEDNESDAY... * WHAT...Temperatures as low as 33 will result in frost formation. * WHERE...Humboldt Interior. * WHEN...From midnight tonight to 9 AM PST Wednesday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. * ADDITIONAL DETAILS...Fog or low clouds may develop in some valleys keeping temperatures in the upper 30s. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ CAZ103-104-030230- /O.CON.KEKA.FR.Y.0037.251203T0800Z-251203T1700Z/ Northern Humboldt Coast-Southwestern Humboldt- Including Eureka, Arcata, McKinleyville, Fieldbrook, Samoa, Whitethorn, and Ettersburg 1026 AM PST Tue Dec 2 2025 ...FROST ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM PST WEDNESDAY... * WHAT...Temperatures as low as 34 will result in frost formation. * WHERE...Humboldt Coast. * WHEN...From midnight tonight to 9 AM PST Wednesday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. * ADDITIONAL DETAILS...Coldest areas will be valleys that remain clear and are away from the coast. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ CAZ109-030230- /O.CON.KEKA.FR.Y.0037.251203T0800Z-251203T1700Z/ Mendocino Coast- 1026 AM PST Tue Dec 2 2025 ...FROST ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM PST WEDNESDAY... * WHAT...Temperatures as low as 34 will result in frost formation. * WHERE...Mendocino Coast. The coldest areas will be just inland from the coast. * WHEN...From midnight tonight to 9 AM PST Wednesday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ CAZ112-113-030230- /O.CON.KEKA.FR.Y.0037.251203T0800Z-251203T1700Z/ Southwestern Mendocino Interior-Southeastern Mendocino Interior- Including Ukiah, Boonville, Philo, Hopland, Talmage, Redwood Valley, and Calpella 1026 AM PST Tue Dec 2 2025 ...FROST ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM PST WEDNESDAY... * WHAT...Temperatures as low as 34 will result in frost formation. * WHERE...Southern Mendocino Interior valleys. * WHEN...From midnight tonight to 9 AM PST Wednesday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. * ADDITIONAL DETAILS...Fog or low clouds may develop in some valleys keeping temperatures in the upper 30s. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ For hazard areas see https://www.wrh.noaa.gov/map/?wfo=eka MKK Action: Continued Issued At: 2025-12-02 20:18:01 125 WWUS76 KEKA 030217 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 617 PM PST Tue Dec 2 2025 CAZ103-104-031700- /O.CON.KEKA.FR.Y.0037.251203T0800Z-251203T1700Z/ Northern Humboldt Coast-Southwestern Humboldt- Including McKinleyville, Whitethorn, Samoa, Arcata, Fieldbrook, Eureka, and Ettersburg 617 PM PST Tue Dec 2 2025 ...FROST ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM PST WEDNESDAY... * WHAT...Temperatures as low as 34 will result in frost formation. * WHERE...Humboldt Coast. * WHEN...From midnight tonight to 9 AM PST Wednesday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. * ADDITIONAL DETAILS...Coldest areas will be valleys that remain clear and are away from the coast. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ CAZ105-106-031700- /O.CON.KEKA.FR.Y.0037.251203T0800Z-251203T1700Z/ Northern Humboldt Interior-Southern Humboldt Interior- Including Weitchpec, Bull Creek, Dinsmore, Willow Creek, Hoopa, Shively, Bridgeville, Alderpoint, and Benbow 617 PM PST Tue Dec 2 2025 ...FROST ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM PST WEDNESDAY... * WHAT...Temperatures as low as 33 will result in frost formation. * WHERE...Humboldt Interior. * WHEN...From midnight tonight to 9 AM PST Wednesday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. * ADDITIONAL DETAILS...Fog or low clouds may develop in some valleys keeping temperatures in the upper 30s. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ CAZ109-031700- /O.CON.KEKA.FR.Y.0037.251203T0800Z-251203T1700Z/ Mendocino Coast- 617 PM PST Tue Dec 2 2025 ...FROST ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM PST WEDNESDAY... * WHAT...Temperatures as low as 34 will result in frost formation. * WHERE...Mendocino Coast. The coldest areas will be just inland from the coast. * WHEN...From midnight tonight to 9 AM PST Wednesday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ CAZ112-113-031700- /O.CON.KEKA.FR.Y.0037.251203T0800Z-251203T1700Z/ Southwestern Mendocino Interior-Southeastern Mendocino Interior- Including Ukiah, Calpella, Redwood Valley, Hopland, Talmage, Philo, and Boonville 617 PM PST Tue Dec 2 2025 ...FROST ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM PST WEDNESDAY... * WHAT...Temperatures as low as 34 will result in frost formation. * WHERE...Southern Mendocino Interior valleys. * WHEN...From midnight tonight to 9 AM PST Wednesday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. * ADDITIONAL DETAILS...Fog or low clouds may develop in some valleys keeping temperatures in the upper 30s. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ For hazard areas see https://www.wrh.noaa.gov/map/?wfo=eka MKK Action: Continued Issued At: 2025-12-02 20:18:01 125 WWUS76 KEKA 030217 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 617 PM PST Tue Dec 2 2025 CAZ103-104-031700- /O.CON.KEKA.FR.Y.0037.251203T0800Z-251203T1700Z/ Northern Humboldt Coast-Southwestern Humboldt- Including McKinleyville, Whitethorn, Samoa, Arcata, Fieldbrook, Eureka, and Ettersburg 617 PM PST Tue Dec 2 2025 ...FROST ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM PST WEDNESDAY... * WHAT...Temperatures as low as 34 will result in frost formation. * WHERE...Humboldt Coast. * WHEN...From midnight tonight to 9 AM PST Wednesday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. * ADDITIONAL DETAILS...Coldest areas will be valleys that remain clear and are away from the coast. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ CAZ105-106-031700- /O.CON.KEKA.FR.Y.0037.251203T0800Z-251203T1700Z/ Northern Humboldt Interior-Southern Humboldt Interior- Including Weitchpec, Bull Creek, Dinsmore, Willow Creek, Hoopa, Shively, Bridgeville, Alderpoint, and Benbow 617 PM PST Tue Dec 2 2025 ...FROST ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM PST WEDNESDAY... * WHAT...Temperatures as low as 33 will result in frost formation. * WHERE...Humboldt Interior. * WHEN...From midnight tonight to 9 AM PST Wednesday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. * ADDITIONAL DETAILS...Fog or low clouds may develop in some valleys keeping temperatures in the upper 30s. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ CAZ109-031700- /O.CON.KEKA.FR.Y.0037.251203T0800Z-251203T1700Z/ Mendocino Coast- 617 PM PST Tue Dec 2 2025 ...FROST ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM PST WEDNESDAY... * WHAT...Temperatures as low as 34 will result in frost formation. * WHERE...Mendocino Coast. The coldest areas will be just inland from the coast. * WHEN...From midnight tonight to 9 AM PST Wednesday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ CAZ112-113-031700- /O.CON.KEKA.FR.Y.0037.251203T0800Z-251203T1700Z/ Southwestern Mendocino Interior-Southeastern Mendocino Interior- Including Ukiah, Calpella, Redwood Valley, Hopland, Talmage, Philo, and Boonville 617 PM PST Tue Dec 2 2025 ...FROST ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM PST WEDNESDAY... * WHAT...Temperatures as low as 34 will result in frost formation. * WHERE...Southern Mendocino Interior valleys. * WHEN...From midnight tonight to 9 AM PST Wednesday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. * ADDITIONAL DETAILS...Fog or low clouds may develop in some valleys keeping temperatures in the upper 30s. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ For hazard areas see https://www.wrh.noaa.gov/map/?wfo=eka MKK Action: Continued Issued At: 2025-12-02 20:18:01 125 WWUS76 KEKA 030217 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 617 PM PST Tue Dec 2 2025 CAZ103-104-031700- /O.CON.KEKA.FR.Y.0037.251203T0800Z-251203T1700Z/ Northern Humboldt Coast-Southwestern Humboldt- Including McKinleyville, Whitethorn, Samoa, Arcata, Fieldbrook, Eureka, and Ettersburg 617 PM PST Tue Dec 2 2025 ...FROST ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM PST WEDNESDAY... * WHAT...Temperatures as low as 34 will result in frost formation. * WHERE...Humboldt Coast. * WHEN...From midnight tonight to 9 AM PST Wednesday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. * ADDITIONAL DETAILS...Coldest areas will be valleys that remain clear and are away from the coast. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ CAZ105-106-031700- /O.CON.KEKA.FR.Y.0037.251203T0800Z-251203T1700Z/ Northern Humboldt Interior-Southern Humboldt Interior- Including Weitchpec, Bull Creek, Dinsmore, Willow Creek, Hoopa, Shively, Bridgeville, Alderpoint, and Benbow 617 PM PST Tue Dec 2 2025 ...FROST ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM PST WEDNESDAY... * WHAT...Temperatures as low as 33 will result in frost formation. * WHERE...Humboldt Interior. * WHEN...From midnight tonight to 9 AM PST Wednesday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. * ADDITIONAL DETAILS...Fog or low clouds may develop in some valleys keeping temperatures in the upper 30s. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ CAZ109-031700- /O.CON.KEKA.FR.Y.0037.251203T0800Z-251203T1700Z/ Mendocino Coast- 617 PM PST Tue Dec 2 2025 ...FROST ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM PST WEDNESDAY... * WHAT...Temperatures as low as 34 will result in frost formation. * WHERE...Mendocino Coast. The coldest areas will be just inland from the coast. * WHEN...From midnight tonight to 9 AM PST Wednesday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ CAZ112-113-031700- /O.CON.KEKA.FR.Y.0037.251203T0800Z-251203T1700Z/ Southwestern Mendocino Interior-Southeastern Mendocino Interior- Including Ukiah, Calpella, Redwood Valley, Hopland, Talmage, Philo, and Boonville 617 PM PST Tue Dec 2 2025 ...FROST ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM PST WEDNESDAY... * WHAT...Temperatures as low as 34 will result in frost formation. * WHERE...Southern Mendocino Interior valleys. * WHEN...From midnight tonight to 9 AM PST Wednesday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. * ADDITIONAL DETAILS...Fog or low clouds may develop in some valleys keeping temperatures in the upper 30s. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ For hazard areas see https://www.wrh.noaa.gov/map/?wfo=eka MKK Action: Continued Issued At: 2025-12-02 20:18:01 125 WWUS76 KEKA 030217 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 617 PM PST Tue Dec 2 2025 CAZ103-104-031700- /O.CON.KEKA.FR.Y.0037.251203T0800Z-251203T1700Z/ Northern Humboldt Coast-Southwestern Humboldt- Including McKinleyville, Whitethorn, Samoa, Arcata, Fieldbrook, Eureka, and Ettersburg 617 PM PST Tue Dec 2 2025 ...FROST ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM PST WEDNESDAY... * WHAT...Temperatures as low as 34 will result in frost formation. * WHERE...Humboldt Coast. * WHEN...From midnight tonight to 9 AM PST Wednesday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. * ADDITIONAL DETAILS...Coldest areas will be valleys that remain clear and are away from the coast. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ CAZ105-106-031700- /O.CON.KEKA.FR.Y.0037.251203T0800Z-251203T1700Z/ Northern Humboldt Interior-Southern Humboldt Interior- Including Weitchpec, Bull Creek, Dinsmore, Willow Creek, Hoopa, Shively, Bridgeville, Alderpoint, and Benbow 617 PM PST Tue Dec 2 2025 ...FROST ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM PST WEDNESDAY... * WHAT...Temperatures as low as 33 will result in frost formation. * WHERE...Humboldt Interior. * WHEN...From midnight tonight to 9 AM PST Wednesday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. * ADDITIONAL DETAILS...Fog or low clouds may develop in some valleys keeping temperatures in the upper 30s. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ CAZ109-031700- /O.CON.KEKA.FR.Y.0037.251203T0800Z-251203T1700Z/ Mendocino Coast- 617 PM PST Tue Dec 2 2025 ...FROST ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM PST WEDNESDAY... * WHAT...Temperatures as low as 34 will result in frost formation. * WHERE...Mendocino Coast. The coldest areas will be just inland from the coast. * WHEN...From midnight tonight to 9 AM PST Wednesday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ CAZ112-113-031700- /O.CON.KEKA.FR.Y.0037.251203T0800Z-251203T1700Z/ Southwestern Mendocino Interior-Southeastern Mendocino Interior- Including Ukiah, Calpella, Redwood Valley, Hopland, Talmage, Philo, and Boonville 617 PM PST Tue Dec 2 2025 ...FROST ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM PST WEDNESDAY... * WHAT...Temperatures as low as 34 will result in frost formation. * WHERE...Southern Mendocino Interior valleys. * WHEN...From midnight tonight to 9 AM PST Wednesday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. * ADDITIONAL DETAILS...Fog or low clouds may develop in some valleys keeping temperatures in the upper 30s. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ For hazard areas see https://www.wrh.noaa.gov/map/?wfo=eka MKK Action: Expired Issued At: 2025-12-03 10:48:46 022 WWUS76 KEKA 031648 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 848 AM PST Wed Dec 3 2025 CAZ103-104-031800- /O.CAN.KEKA.FR.Y.0037.000000T0000Z-251203T1700Z/ Northern Humboldt Coast-Southwestern Humboldt- Including Eureka, Ettersburg, McKinleyville, Fieldbrook, Whitethorn, Arcata, and Samoa 848 AM PST Wed Dec 3 2025 ...FROST ADVISORY IS CANCELLED... The threat has ended. $$ CAZ105-106-109-112-113-031800- /O.EXP.KEKA.FR.Y.0037.000000T0000Z-251203T1700Z/ Northern Humboldt Interior-Southern Humboldt Interior-Mendocino Coast-Southwestern Mendocino Interior-Southeastern Mendocino Interior- Including Hopland, Redwood Valley, Talmage, Ukiah, Alderpoint, Bull Creek, Shively, Bridgeville, Weitchpec, Hoopa, Benbow, Philo, Calpella, Dinsmore, Boonville, and Willow Creek 848 AM PST Wed Dec 3 2025 ...FROST ADVISORY WILL EXPIRE AT 9 AM PST THIS MORNING... The threat has ended. $$ For hazard areas see https://www.wrh.noaa.gov/map/?wfo=eka Action: Cancelled Issued At: 2025-12-03 10:48:46 022 WWUS76 KEKA 031648 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 848 AM PST Wed Dec 3 2025 CAZ103-104-031800- /O.CAN.KEKA.FR.Y.0037.000000T0000Z-251203T1700Z/ Northern Humboldt Coast-Southwestern Humboldt- Including Eureka, Ettersburg, McKinleyville, Fieldbrook, Whitethorn, Arcata, and Samoa 848 AM PST Wed Dec 3 2025 ...FROST ADVISORY IS CANCELLED... The threat has ended. $$ CAZ105-106-109-112-113-031800- /O.EXP.KEKA.FR.Y.0037.000000T0000Z-251203T1700Z/ Northern Humboldt Interior-Southern Humboldt Interior-Mendocino Coast-Southwestern Mendocino Interior-Southeastern Mendocino Interior- Including Hopland, Redwood Valley, Talmage, Ukiah, Alderpoint, Bull Creek, Shively, Bridgeville, Weitchpec, Hoopa, Benbow, Philo, Calpella, Dinsmore, Boonville, and Willow Creek 848 AM PST Wed Dec 3 2025 ...FROST ADVISORY WILL EXPIRE AT 9 AM PST THIS MORNING... The threat has ended. $$ For hazard areas see https://www.wrh.noaa.gov/map/?wfo=eka | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||