235  
WGUS83 KLSX 211412  
FLSLSX  
 
FLOOD ADVISORY  
NATIONAL WEATHER SERVICE ST LOUIS MO  
912 AM CDT SUN JUN 21 2026  
 
MOC019-211715-  
/O.NEW.KLSX.FA.Y.0047.260621T1412Z-260621T1715Z/  
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/  
BOONE MO-  
912 AM CDT SUN JUN 21 2026  
   
..FLOOD ADVISORY IN EFFECT UNTIL 1215 PM CDT THIS AFTERNOON
 
 
* WHAT...URBAN AREA AND SMALL STREAM FLOODING CAUSED BY EXCESSIVE  
RAINFALL IS EXPECTED.  
 
* WHERE...BOONE COUNTY IN CENTRAL MISSOURI...  
 
* WHEN...UNTIL 1215 PM CDT.  
 
* IMPACTS...MINOR FLOODING IN LOW-LYING AND POOR DRAINAGE AREAS.  
WATER OVER ROADWAYS.  
 
* ADDITIONAL DETAILS...  
- AT 909 AM CDT, EMERGENCY MANAGEMENT REPORTED WATER COVERING  
ROADWAYS HEAVY RAIN IN THE ADVISORY AREA DUE TO THUNDERSTORMS.  
THIS WILL CAUSE URBAN AND SMALL STREAM FLOODING. BETWEEN 1 AND 2  
INCHES OF RAIN HAVE FALLEN.  
- SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...  
COLUMBIA, CENTRALIA, ASHLAND, COLUMBIA REGIONAL AIRPORT,  
HALLSVILLE, STURGEON, ROCHEPORT, MIDWAY, MURRY, EASLEY,  
HARRISBURG, HARTSBURG, LUPUS, MCBAINE AND WILTON.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
TURN AROUND, DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD  
DEATHS OCCUR IN VEHICLES.  
 
BE AWARE OF YOUR SURROUNDINGS AND DO NOT DRIVE ON FLOODED ROADS.  
 

 
 
LAT...LON 3924 9210 3906 9211 3904 9214 3890 9217  
3885 9214 3881 9215 3881 9214 3870 9223  
3864 9222 3868 9236 3872 9234 3876 9241  
3882 9238 3883 9244 3888 9248 3890 9247  
3898 9257 3903 9255 3925 9243  
 

 
 
CARNEY  
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab MO Page
The Nexlab IL Page Main Text Page