452  
WWUS76 KSTO 081802  
NPWSTO  
 
URGENT - WEATHER MESSAGE  
NATIONAL WEATHER SERVICE SACRAMENTO CA  
1102 AM PDT SAT AUG 8 2026  
 
CAZ121>135-137-138-140>154-158>164-090830-  
/O.CON.KSTO.HT.Y.0004.000000T0000Z-260810T0500Z/  
W. SHASTA COUNTY ABOVE 3000 FT-W. SHASTA COUNTY 1000-3000 FT-  
SHASTA LAKE AREA & 1-5 1000-3000 FT-SHASTA METRO-SHASTA COUNTY  
FOOTHILLS 1000-3000 FT-E. SHASTA /S. CASCADES ABOVE 3000 FT-  
BURNEY BASIN-LASSEN VOLCANIC NP-SIERRA (TEHAMA-PLUMAS) 1000-  
3000 FT-SIERRA (TEHAMA-PLUMAS) ABOVE 3000 FT-N. MOTHERLODE 1000-  
3000 FT-SIERRA (YUBA-PLACER) 3000-5000 FT-SIERRA (SIERRA-PLACER)  
ABOVE 5000 FT-CENTRAL MOTHERLODE 1000-3000 FT-SIERRA 3000-5000 FT-  
SOUTHERN MOTHERLODE 1000-3000 FT-SIERRA (CAL-TUO) 3000-5000 FT-  
TEHAMA CO COAST RANGE ABOVE 3000 FT-W TEHAMA CO FOOTHILLS 1000-  
3000 FT-N. SAC VALLEY IN TEHAMA COUNTY-GLENN/COLUSA COAST RANGE  
ABOVE 3000 FT-CENTRAL GLENN CO & INTERSTATE 5-EASTERN GLENN  
COUNTY-BUTTE COUNTY BELOW 1000 FT-W. GLENN/COLUSA FOOTHILLS 1000-  
3000 FT-CENTRAL COLUSA COUNTY INCL. I-5-EASTERN COLUSA COUNTY-  
SUTTER/YUBA COUNTIES BELOW 1000 FT-YOLO / SOLANO COUNTY HILLS-W.  
YOLO COUNTY INCLUDING CAPAY/I-505-C. YOLO/NE SOLANO INCLUDING  
WOODLAND-SAC METRO/W. EL DORADO/AMADOR COUNTY-SAN JOAQUIN COUNTY  
DELTA-C. SAN JOAQUIN COUNTY INCLUDING STOCKTON-TRACY TRIANGLE  
BELOW 1000 FT-NE SAN JOAQUIN VALLEY BELOW 1000 FT-E. DIABLO RANGE  
ABOVE 1000 FT-W. STANISLAUS COUNTY ABOVE 1000 FT & I-5-C.  
STANISLAUS COUNTY INCLUDING MODESTO-  
INCLUDING THE CITIES OF TRACY, LINCOLN, ROSEVILLE, SACRAMENTO,  
ELK GROVE, FOLSOM, WOODLAND, DIXON, WILLOWS, ORLAND, MODESTO,  
TURLOCK, BURNEY, POLLOCK PINES, YUBA CITY, BEALE AFB, REDDING,  
ANDERSON, PARADISE, LASSEN NATIONAL PARK, SHASTA LAKE, SIMS,  
SONORA, ANGELS CAMP, WILLIAMS, CAMERON PARK, SHINGLE SPRINGS,  
PLACERVILLE, COOL, JACKSON, CHICO, OROVILLE, GRIDLEY, MINERAL,  
QUINCY, SHINGLETOWN, AUBURN, GRASS VALLEY, COLFAX, NEVADA CITY,  
COLUSA, STOCKTON, LODI, TWAIN HARTE, ARNOLD, ESPARTO, WINTERS,  
BLUE CANYON, KINGVALE, DONNER PEAK, RED BLUFF, AND WHISKEYTOWN  
1102 AM PDT SAT AUG 8 2026  
   
..HEAT ADVISORY REMAINS IN EFFECT UNTIL 10 PM PDT SUNDAY  
 
* WHAT...HIGH TEMPERATURES OF 102 TO 108 AND LOW TEMPERATURES OF 65  
TO 80 EXPECTED, WITH MODERATE TO MAJOR HEATRISK.  
 
* WHERE...THE SACRAMENTO AND SAN JOAQUIN VALLEYS, FOOTHILLS, COAST  
RANGE, AND SIERRA NORTH OF HIGHWAY 50.  
 
* WHEN...UNTIL 10 PM PDT SUNDAY.  
 
* IMPACTS...HOT TEMPERATURES MAY CAUSE HEAT ILLNESSES, ESPECIALLY  
ANYONE WITHOUT EFFECTIVE COOLING AND/OR ADEQUATE HYDRATION.  
 
* ADDITIONAL DETAILS...THE HEAT IS EXPECTED TO PEAK TODAY AND  
SUNDAY, WITH AREAS OF MAJOR HEATRISK. HOTTEST TEMPERATURES AND  
WARMEST OVERNIGHT LOWS EXPECTED IN THE NORTHERN SACRAMENTO VALLEY  
AND SIERRA FOOTHILLS THERMAL BELTS.  
 
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.  
 
TAKE EXTRA PRECAUTIONS WHEN OUTSIDE. WEAR LIGHTWEIGHT AND LOOSE  
FITTING CLOTHING. TRY TO LIMIT STRENUOUS ACTIVITIES TO EARLY MORNING  
OR EVENING. TAKE ACTION WHEN YOU SEE SYMPTOMS OF HEAT EXHAUSTION AND  
HEAT STROKE.  
 
 
 
 
 
FOR MORE INFORMATION, VISIT US AT WWW.WEATHER.GOV/STO/  
 
ZVS  
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