683  
WGUS53 KLSX 131717  
FFWLSX  
ILC133-157-163-132315-  
/O.NEW.KLSX.FF.W.0063.200813T1717Z-200813T2315Z/  
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/  
 
BULLETIN - EAS ACTIVATION REQUESTED  
FLASH FLOOD WARNING  
NATIONAL WEATHER SERVICE ST LOUIS MO  
1217 PM CDT THU AUG 13 2020  
 
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A  
 
* FLASH FLOOD WARNING FOR...  
SOUTHERN MONROE COUNTY IN SOUTHWESTERN ILLINOIS...  
RANDOLPH COUNTY IN SOUTHWESTERN ILLINOIS...  
SOUTHEASTERN ST. CLAIR COUNTY IN SOUTHWESTERN ILLINOIS...  
 
* UNTIL 615 PM CDT.  
 
* AT 1216 PM CDT, DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING  
HEAVY RAIN ACROSS THE WARNED AREA. 1 TO 2 INCHES OF RAIN HAVE  
FALLEN BETWEEN 11 AM AND 1215 PM CDT. FLASH FLOODING IS ONGOING OR  
EXPECTED TO BEGIN SHORTLY.  
 
HAZARD...FLASH FLOODING CAUSED BY THUNDERSTORMS.  
 
SOURCE...RADAR INDICATED.  
 
IMPACT...FLOODING OF SMALL CREEKS AND STREAMS, URBAN AREAS,  
HIGHWAYS, STREETS AND UNDERPASSES AS WELL AS OTHER  
DRAINAGE AND LOW LYING AREAS.  
 
* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...  
SPARTA, RED BUD, NEW ATHENS, MARISSA, COULTERVILLE, TILDEN,  
EVANSVILLE, BALDWIN, NEW DESIGN, EDEN, PRESTON, BLAIR, PRAIRIE DU  
ROCHER, PRAIRIE, LENZBURG, HECKER, ELLIS GROVE, RUMA, HOUSTON AND  
MAEYSTOWN.  
 
ADDITIONAL RAINFALL AMOUNTS OF 1 TO 3 INCHES ARE POSSIBLE IN THE  
WARNED AREA.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
TURN AROUND, DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD  
DEATHS OCCUR IN VEHICLES.  
 
EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL  
CREEKS AND STREAMS, COUNTRY ROADS, FARMLAND, AND OTHER LOW LYING  
SPOTS.  
 
PLEASE REPORT FLOODING TO YOUR LOCAL LAW ENFORCEMENT AGENCY WHEN YOU  
CAN DO SO SAFELY.  
 

 
 
LAT...LON 3800 9004 3801 9006 3802 9010 3804 9013  
3806 9013 3807 9016 3807 9017 3809 9021  
3816 9028 3819 9033 3831 9004 3831 8970  
3822 8970 3822 8959 3805 8959  
 
FLASH FLOOD...RADAR INDICATED  
EXPECTED RAINFALL...1-2 INCHES IN 1 HOUR  
 

 
 
TES  
 
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