268
WGUS83 KLSX 311402
FLSLSX
FLOOD ADVISORY
NATIONAL WEATHER SERVICE ST LOUIS MO
902 AM CDT FRI JUL 31 2026
ILC119-MOC189-510-311700-
/O.NEW.KLSX.FA.Y.0083.260731T1402Z-260731T1700Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MADISON IL-SAINT LOUIS MO-SAINT LOUIS CITY MO-
902 AM CDT FRI JUL 31 2026
..FLOOD ADVISORY IN EFFECT UNTIL NOON CDT TODAY
* WHAT...URBAN AREA AND SMALL STREAM FLOODING CAUSED BY EXCESSIVE
RAINFALL IS EXPECTED.
* WHERE...SOUTHWESTERN MADISON COUNTY IN SOUTHWESTERN ILLINOIS...
SAINT LOUIS COUNTY IN EAST CENTRAL MISSOURI...
SAINT LOUIS CITY IN EAST CENTRAL MISSOURI...
* WHEN...UNTIL NOON CDT.
* IMPACTS...MINOR FLOODING IN LOW-LYING AND POOR DRAINAGE AREAS.
OVERFLOWING POOR DRAINAGE AREAS.
* ADDITIONAL DETAILS...
- AT 902 AM CDT, DOPPLER RADAR INDICATED HEAVY RAIN DUE TO
THUNDERSTORMS. THIS WILL CAUSE URBAN AND SMALL STREAM FLOODING.
BETWEEN 1 AND 2 INCHES OF RAIN HAVE FALLEN.
- ADDITIONAL RAINFALL AMOUNTS OF 0.5 TO 1.5 INCHES ARE EXPECTED
OVER THE AREA. THIS ADDITIONAL RAIN WILL RESULT IN MINOR
FLOODING.
- SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
ST. LOUIS, FLORISSANT, CHESTERFIELD, WILDWOOD, UNIVERSITY CITY,
BALLWIN, KIRKWOOD, MARYLAND HEIGHTS, HAZELWOOD, WEBSTER GROVES,
FERGUSON, ARNOLD, MANCHESTER, CREVE COEUR, OVERLAND, CLAYTON AND
JENNINGS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TURN AROUND, DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.
LAT...LON 3847 9074 3864 9073 3869 9066 3869 9054
3873 9053 3882 9045 3883 9036 3889 9033
3882 9018 3882 9009 3873 9019 3866 9017
3861 9018 3839 9034 3845 9034 3845 9041
3848 9042 3850 9041 3848 9066 3846 9065
19
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page