550  
WWUS86 KHNX 132004  
SPSHNX  
 
SPECIAL WEATHER STATEMENT  
NATIONAL WEATHER SERVICE SAN JOAQUIN VALLEY CA  
104 PM PDT THU AUG 13 2026  
 
CAZ325-326-132030-  
SAN JOAQUIN RIVER CANYON CA-UPPER SAN JOAQUIN RIVER CA-  
104 PM PDT THU AUG 13 2026  
 
...A STRONG THUNDERSTORM WILL IMPACT NORTHEASTERN MADERA AND  
NORTHEASTERN FRESNO COUNTIES THROUGH 130 PM PDT...  
 
AT 104 PM PDT, DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 13  
MILES SOUTH OF MAMMOTH LAKES, MOVING NORTHWEST AT 20 MPH.  
 
HAZARD...WIND GUSTS UP TO 40 MPH AND HALF INCH HAIL.  
 
SOURCE...RADAR INDICATED.  
 
IMPACT...GUSTY WINDS COULD KNOCK DOWN TREE LIMBS AND BLOW AROUND  
UNSECURED OBJECTS. MINOR HAIL DAMAGE TO VEGETATION IS  
POSSIBLE.  
 
LOCATIONS IMPACTED INCLUDE...  
DEVILS POSTPILE AND RED MEADOW RANGER STATION.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
IF OUTDOORS, CONSIDER SEEKING SHELTER INSIDE A BUILDING.  
 
CONDITIONS ARE FAVORABLE FOR THE DEVELOPMENT OF WEAK, BRIEF FUNNEL  
CLOUDS. ON RARE OCCASIONS THEY CAN BRIEFLY TOUCH DOWN, PRODUCING  
WIND GUSTS OVER 50 MPH. IF A FUNNEL CLOUD IS SPOTTED MOVE TO LOWER  
GROUND AND REPORT YOUR SIGHTING TO THE NATIONAL WEATHER SERVICE.  
 
TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THIS STORM AND MAY LEAD TO  
LOCALIZED FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED  
ROADWAYS.  
 
FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM.  
LIGHTNING CAN STRIKE 10 MILES AWAY FROM A THUNDERSTORM. SEEK A SAFE  
SHELTER INSIDE A BUILDING OR VEHICLE.  
 
 
 
LAT...LON 3768 11906 3765 11906 3763 11903 3759 11903  
3756 11898 3757 11895 3755 11892 3752 11888  
3746 11886 3738 11906 3766 11930 3773 11911  
TIME...MOT...LOC 2004Z 154DEG 19KT 3745 11898  
 
MAX HAIL SIZE...0.50 IN  
MAX WIND GUST...40 MPH  
 
 
 
SM  
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