091  
NWUS52 KCHS 202212  
LSRCHS  
 
PRELIMINARY LOCAL STORM REPORT  
NATIONAL WEATHER SERVICE CHARLESTON SC  
611 PM EDT THU AUG 20 2026  
   
.TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON  
   
.DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE.  
 
..REMARKS..  
 
0500 PM EXTREME HEAT 1 SE CHARLESTON 32.78N 79.93W  
08/20/2026 M113 F CHARLESTON SC OFFICIAL NWS OBSE  
 
THE MAX HEAT INDEX REACHED 113 AT RILEY  
WATERFRONT PARK IN DOWNTOWN CHARLESTON.  
 
 
 
 
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