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000 

WGUS73 KDMX 041647

FFSDMX

IAC015-049-073-153-042130-



FLASH FLOOD STATEMENT

NATIONAL WEATHER SERVICE DES MOINES IA

1145 AM CDT SUN MAY 4 2003



...A FLASH FLOOD WARNING CONTINUES FOR GREENE...SOUTHERN AND WESTERN 

BOONE...POLK AND DALLAS COUNTIES UNTIL 430 PM...



AT 1145 AM...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO

INDICATE THUNDERSTORMS WITH FLASH FLOOD PRODUCING RAINS OVER 

GREENE...POLK...DALLAS AND BOONE COUNTIES.



THUNDERSTORMS ARE CONTINUOUSLY REDEVELOPING OVER THE WARNING 

AREA...RESULTING IN EXCESSIVE RAINFALL. RAIN AMOUNTS OF 2 TO 3 

INCHES HAVE BEEN WIDESPREAD FROM CENTRAL GREENE COUNTY INTO MOST OF 

DALLAS AND WESTERN POLK COUNTIES. RAINFALL RATES WILL AVERAGE AROUND 

1 INCH PER HOUR. THIS WILL PRODUCE FLASH FLOODING ALONG THE CREEKS 

AND STREAMS INCLUDING WALNUT AND JORDON CREEKS IN DALLAS AND POLK 

COUNTIES...TRIBUTARIES TO BEAVER CREEK IN BOONE AND POLK COUNTIES 

AND GREENBRIER AND HARDIN CREEK IN GREENE COUNTY. THE RAINFALL 

SHOULD BEGIN TO TAPER OFF ACROSS CENTRAL IOWA AFTER 1230 PM AS THE 

THUNDERSTORMS GRADUALLY MOVE NORTHEAST.  HOWEVER...RISES AND 

FLOODING WILL CONTINUE AFTER THE RAIN ENDS.



FLASH FLOODS OCCUR QUICKLY...MOVE TO HIGHER GROUND. AVOID WATER

COVERED ROADS...THE ROAD MAY BE WASHED OUT. LESS THAN ONE FOOT OF

FAST FLOWING WATER CAN SWEEP AN AUTOMOBILE OFF THE ROAD.



LAT...LON 4219 9464 4189 9462 4190 9428 4153 9424

          4152 9336 4183 9337 4184 9371 4221 9420



COGIL



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