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URBAN AND SMALL STREAM FLOOD ADVISORY

NATIONAL WEATHER SERVICE ST LOUIS MO

1025 AM CDT FRI JUL 20 2001



...AN URBAN AND SMALL STREAM FLOOD ADVISORY CONTINUES FOR ST. LOUIS 

CITY...ST. CHARLES AND ST. LOUIS COUNTIES UNTIL NOON CDT...



AT 1023 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A 

COMPLEX OF THUNDERSTORMS PRODUCING VERY HEAVY RAIN MOVING SOUTHEAST 

ACROSS LINCOLN COUNTY MISSOURI AT 25 MILES AN HOUR. RADAR RAINFALL 

ESTIMATES INDICATE THIS COMPLEX WILL PRODUCE 1 TO 2 INCHES OF RAIN 

PER HOUR.



THIS COMPLEX WILL MOVE ACROSS ST. CHARLES AND ST. LOUIS COUNTIES AND 

THE CITY OF ST. LOUIS FROM 1030 UNTIL ABOUT NOON CDT. THIS 

ADDITIONAL RAINFALL COMBINED WITH THE RAIN FROM EARLIER THIS MORNING 

WILL LIKELY CAUSE LOCALIZED AREAS OF FLOODING.  



EXCESSIVE RUNOFF WILL CAUSE FLOODING OF SMALL CREEKS AND 

STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY ROADS AND 

FARMLANDS ALONG THE BANKS OF CREEKS AND STREAMS AND OTHER LOW LYING 

AREAS ARE SUBJECT TO FLOODING.



DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE

ROADWAY. UNDERPASSES AND OTHER LOW LYING AREAS THAT ARE PRONE TO

FLOODING DURING TIMES OF HEAVY RAIN SHOULD BE AVOIDED. IF YOUR

VEHICLE DOES STALL IN RISING WATERS...ABANDON IT AND MOVE TO HIGHER

GROUND.



$$

JPK

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