532
WWUS76 KSTO 151657
NPWSTO
URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SACRAMENTO CA
957 AM PDT MON JUN 15 2026
CAZ121>125-129-140>142-146-162200-
/O.CON.KSTO.XH.W.0001.000000T0000Z-260617T0600Z/
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-SIERRA (TEHAMA-PLUMAS) 1000-3000 FT-TEHAMA
CO COAST RANGE ABOVE 3000 FT-W TEHAMA CO FOOTHILLS 1000-3000 FT-
N. SAC VALLEY IN TEHAMA COUNTY-BUTTE COUNTY BELOW 1000 FT-
INCLUDING THE CITIES OF RED BLUFF, CHICO, OROVILLE, GRIDLEY,
WHISKEYTOWN, SHASTA LAKE, SIMS, PARADISE, REDDING, AND ANDERSON
957 AM PDT MON JUN 15 2026
..EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 11 PM PDT TUESDAY
* WHAT...DANGEROUSLY HOT CONDITIONS WITH HIGH TEMPERATURES UP TO 110
AND OVERNIGHT LOW TEMPERATURES IN THE 70S EXPECTED WITH WIDESPREAD
MAJOR HEATRISK.
* WHERE...BUTTE COUNTY BELOW 1000 FT, N. SAC VALLEY IN TEHAMA
COUNTY, SHASTA COUNTY FOOTHILLS 1000-3000 FT, SHASTA LAKE AREA &
1-5 1000-3000 FT, SHASTA METRO, SIERRA (TEHAMA-PLUMAS) 1000-3000
FT, TEHAMA CO COAST RANGE ABOVE 3000 FT, W TEHAMA CO FOOTHILLS
1000-3000 FT, W. SHASTA COUNTY 1000-3000 FT, AND W. SHASTA COUNTY
ABOVE 3000 FT.
* WHEN...UNTIL 11 PM PDT TUESDAY.
* IMPACTS...HOT TEMPERATURES MAY CAUSE HEAT ILLNESSES, ESPECIALLY
FOR THOSE MORE SENSITIVE TO HEAT.
* ADDITIONAL DETAILS...HOT DAYTIME TEMPERATURES WILL OCCUR IN OTHER
VALLEY LOCATIONS, HOWEVER DELTA BREEZE INFLUENCE WILL HELP KEEP
TEMPERATURES COOLER IN THE VICINITY DELTA AND WESTERN SACRAMENTO.
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/
SP
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