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252 

RWUS32 KDSM 250137

FFSDSM

IAZ033-034-045-250215-



FLASH FLOOD STATEMENT

NATIONAL WEATHER SERVICE DES MOINES IA

837 PM CDT FRI AUG 24 2001



...A FLASH FLOOD WARNING CONTINUES FOR SOUTHEASTERN SAC...NORTHERN 

CARROLL AND SOUTHWESTERN CALHOUN COUNTIES UNTIL 915 PM...



AT 830 PM...NO NEW FLOODING HAS BEEN REPORTED BY LAW ENFORCEMENT 

OFFICIALS IN THE WARNED COUNTIES IN THE PAST HOUR. HOWEVER...SHOWERS 

CONTINUE TO MOVE SLOWLY NORTH OVER PARTS OF THESE COUNTIES. THE 

LATEST RADAR TRENDS SHOW THE HEAVIEST RAINFALL MAY BE SHIFTING JUST 

TO THE EAST OF THE WARNED AREA.



RADAR ESTIMATES CONTINUE TO INDICATE THAT FROM 5 TO 7 INCHES OF RAIN 

HAS FALLEN SINCE LATE THIS AFTERNOON ALONG THE SAC AND CALHOUN 

COUNTY LINE JUST SOUTH OF AUBURN. FLOODING WAS REPORTED IN CREEKS 

NEAR AUBURN AND MINOR STREET FLOODING IN THE TOWN EARLIER THIS 

EVENING.



HEAVY SHOWERS ARE CONTINUING TO DEVELOP TO THE SOUTH OF THE WARNING 

AREA...AND MOVING ACROSS SOME OF THE SAME AREAS THAT HAVE ALREADY 

RECEIVED SOME FLOODING. RAINFALL RATES WILL AVERAGE ONE HALF TO 1.5  

INCHES PER HOUR...WHICH WILL ADD TO SATURATED GROUND CONDITIONS. BE 

AWARE OF LOW LYING FLOODING...ESPECIALLY IN RURAL LOCATIONS.



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

ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS

SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY.



LAT...LON 4229 9511 4207 9509 4208 9464 4232 9485



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