607  
WWUS76 KEKA 070551  
NPWEKA  
 
URGENT - WEATHER MESSAGE  
NATIONAL WEATHER SERVICE EUREKA CA  
1051 PM PDT THU AUG 6 2026  
 
CAZ105-106-070700-  
/O.EXP.KEKA.HT.Y.0003.000000T0000Z-260807T0600Z/  
NORTHEASTERN INTERIOR HUMBOLDT-SOUTHEASTERN INTERIOR HUMBOLDT-  
INCLUDING ALDERPOINT, BENBOW, WEITCHPEC, PEPPERWOOD, WILLOW CREEK,  
BRIDGEVILLE, DINSMORE, GARBERVILLE, BULL CREEK, HOOPA, KNEELAND,  
SHIVELY, AND ORLEANS  
1051 PM PDT THU AUG 6 2026  
   
..HEAT ADVISORY WILL EXPIRE AT 11 PM PDT THIS EVENING
 
 

 
 
CAZ108-116-117-071400-  
/O.CON.KEKA.HT.Y.0003.000000T0000Z-260810T0500Z/  
SOUTHERN TRINITY-NORTHWESTERN AND CENTRAL TRINITY-NORTHEASTERN  
TRINITY-  
INCLUDING DEL LOMA, ZENIA, HELENA, CARRVILLE, JUNCTION CITY, DOUGLAS  
CITY, HAYFORK, HYAMPOM, TRINITY CENTER, WEAVERVILLE, BIG BAR, RUTH,  
FOREST GLEN, AND PEANUT  
1051 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...TRINITY COUNTY.  
 
* 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>120-071400-  
/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 HOPLAND, LAKEPORT, HIDDEN VALLEY LAKE, WILLITS, GRAVELLY  
VALLEY AIRPORT, FINLEY, POTTER VALLEY, LEGGET, TALMAGE, UKIAH,  
CALPELLA, KNOBCONE CAMP, MIDDLETOWN, CLEARLAKE, LAYTONVILLE,  
CLEARLAKE PARK, REDWOOD VALLEY, COBB, UPPER LAKE, AND COVELO  
1051 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.  
 

 
 

 
 
CAZ112-071400-  
/O.CON.KEKA.HT.Y.0005.260808T1700Z-260810T0500Z/  
SOUTHWESTERN INTERIOR MENDOCINO-  
INCLUDING COMPTCHE, PHILO, YORKVILLE, AND BOONVILLE  
1051 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  
 
MKK  
 
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