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WGUS53 KLSX 120950

FFWSTL

ILC013-061-083-117-MOC113-183-219-121545-



BULLETIN - EAS ACTIVATION REQUESTED

FLASH FLOOD WARNING

NATIONAL WEATHER SERVICE ST LOUIS MO

445 AM CDT SUN MAY 12 2002



THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A



* FLASH FLOOD WARNING FOR...

  LINCOLN COUNTY IN EAST CENTRAL MISSOURI

  ST. CHARLES COUNTY IN EAST CENTRAL MISSOURI

  WARREN COUNTY IN EAST CENTRAL MISSOURI

  CALHOUN COUNTY IN SOUTHWEST ILLINOIS

  GREENE COUNTY IN SOUTHWEST ILLINOIS

  JERSEY COUNTY IN SOUTHWEST ILLINOIS

  MACOUPIN COUNTY IN SOUTHWEST ILLINOIS



* UNTIL 1045 AM CDT



* AT 445 AM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED A LINE OF  

THUNDERSTORMS PRODUCING VERY HEAVY RAIN EXTENDING FROM SPRINGFIELD 

ILLINOIS SOUTHWEST TO HERMANN...ABOUT 40 MILES WEST OF ST LOUIS. THIS

LINE OF STORMS HAS INTENSIFIED SINCE 330 AM AND INDIVIDUAL STORMS

ARE FOLLOWING ONE ANOTHER ACROSS THE SAME AREA. 



TORRENTIAL RAINFALL WILL OCCUR IN THESE AREAS. RAINFALL AMOUNTS COULD

REACH 2 TO 3 OR POSSIBLY LOCALLY 4 INCHES. THE GROUND IS ALREADY 

SATURATED AND CAN NO LONGER RETAIN ANY WATER...THEREFORE ANY RAIN

THAT FALLS WILL ALL RUNOFF. 



LOOK FOR RAPID RISES IN RIVERS...STREAMS...AND TRIBUTARIES AS WELL

AS RAPID PONDING OR FLOODING OF DITCHES AND ROAD SURFACES IN METRO

AREAS AND COMMUNITIES. 



IF FLASH FLOODING IS OBSERVED OR IMMINENT...MOVE QUICKLY TO HIGHER 

GROUND. NEVER DRIVE INTO AN AREA WHERE WATER COVERS THE ROAD.



MOST PEOPLE ARE KILLED BY NIGHTTIME FLOODING...TAKE PRECAUTIONS TO

STAY AWAY FROM LOW LYING AREAS.



PEDIGO

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