905 WWUS76 KEKA 070320 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 820 PM PDT Thu Aug 6 2026 CAZ105-106-070600- /O.CON.KEKA.HT.Y.0003.000000T0000Z-260807T0600Z/ Northeastern Interior Humboldt-Southeastern Interior Humboldt- Including Dinsmore, Orleans, Bull Creek, Willow Creek, Weitchpec, Bridgeville, Kneeland, Hoopa, Pepperwood, Garberville, Shively, Benbow, and Alderpoint 820 PM PDT Thu Aug 6 2026 ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 11 PM PDT THIS EVENING... * WHAT...Temperatures of 100 to 110 will produce moderate to major HeatRisk. * WHERE...Humboldt Interior. * WHEN...Until 11 PM PDT this evening. * IMPACTS...Hot temperatures may cause heat illnesses. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. && $$ CAZ108-116-117-071130- /O.CON.KEKA.HT.Y.0003.000000T0000Z-260810T0500Z/ Southern Trinity-Northwestern and Central Trinity-Northeastern Trinity- Including Helena, Trinity Center, Weaverville, Del Loma, Forest Glen, Douglas City, Zenia, Junction City, Hyampom, Big Bar, Ruth, Peanut, Carrville, and Hayfork 820 PM PDT Thu Aug 6 2026 ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 10 PM PDT SUNDAY... * WHAT...Temperatures of 100 to 110 will produce moderate to major HeatRisk. * WHERE...Humboldt Interior. * WHEN...Until 10 PM PDT Sunday. * IMPACTS...Hot temperatures may cause heat illnesses. * ADDITIONAL DETAILS...Hot temperatures are expected to continue into the weekend. Saturday will be the peak day for HeatRisk! PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. && $$ CAZ110-111-113-114-118>120-071130- /O.CON.KEKA.HT.Y.0004.260807T1800Z-260810T0500Z/ Northwestern Interior Mendocino-Northeastern Interior Mendocino- Southeastern Interior Mendocino-Northern Lake-Western Lake- Southwestern Lake-Eastern Lake- Including Clearlake Park, Laytonville, Talmage, Covelo, Ukiah, Upper Lake, Willits, Hopland, Redwood Valley, Cobb, Knobcone Camp, Potter Valley, Finley, Calpella, Hidden Valley Lake, Legget, Gravelly Valley Airport, Clearlake, Lakeport, and Middletown 820 PM PDT Thu Aug 6 2026 ...HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM FRIDAY TO 10 PM PDT SUNDAY... * WHAT...Temperatures of 100 to 110 will produce moderate to major HeatRisk. * WHERE...Northern Mendocino Interior, Lake County, and Southeastern Interior Mendocino. * WHEN...From 11 AM Friday to 10 PM PDT Sunday. * IMPACTS...Hot temperatures may cause heat illnesses. * ADDITIONAL DETAILS...Hot temperatures are expected to continue into the weekend. Saturday will be the peak day for HeatRisk! PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. && $$ CAZ112-071130- /O.CON.KEKA.HT.Y.0005.260808T1700Z-260810T0500Z/ Southwestern Interior Mendocino- Including Yorkville, Philo, Comptche, and Boonville 820 PM PDT Thu Aug 6 2026 ...HEAT ADVISORY REMAINS IN EFFECT FROM 10 AM SATURDAY TO 10 PM PDT SUNDAY... * WHAT...Temperatures of 90 to 101 will produce moderate HeatRisk. * WHERE...Southwestern Interior Mendocino. * WHEN...From 10 AM Saturday to 10 PM PDT Sunday. * IMPACTS...Hot temperatures may cause heat illnesses. * ADDITIONAL DETAILS...Hot temperatures are expected to continue into the weekend. Saturday will be the peak day for HeatRisk! PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. && $$ For hazard areas see https://www.weather.gov/wrh/hazards/?wfo=eka EYS