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000 

WGUS73 KDMX 200726

FFSDMX



FLASH FLOOD STATEMENT

NATIONAL WEATHER SERVICE DES MOINES IA

223 AM CDT MON AUG 20 2007



IAC025-201115-

CALHOUN IA-

223 AM CDT MON AUG 20 2007



...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 615 AM CDT FOR

CALHOUN COUNTY...



AT 215 AM CDT...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED THAT 

STREETS WERE IMPASSIBLE IN MANSON. ALSO...WATER WAS OVER THE ROADS 

SOUTH OF FARNHAMVILLE AT 370TH AND HIGHWAY P21. 



LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO ROCKWELL CITY

AND MANSON.



ADDITIONAL RAINFALL AMOUNTS OF ONE TO TWO INCHES OF RAINFALL  ARE 

POSSIBLE IN THE WARNED AREA AS THUNDERSTORMS CONTINUE TO REBUILD TO 

THE WEST OF THE AREA. 



THIS IS A POTENTIALLY LIFE THREATENING SITUATION. THE FULL EXTENT OF 

FLOODING MAY NOT BE KNOWN UNTIL DAYBREAK. 



EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL

CREEKS AND STREAMS...COUNTRY ROADS...AS WELL AS FARMLAND ALONG THE

BANKS OF CREEKS AND STREAMS.



BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE

DANGERS OF FLOODING. IF FLASH FLOODING IS OBSERVED ACT QUICKLY. MOVE

UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS

SUBJECT TO FLOODING WHEN WATER BEGINS RISING.



LAT...LON 4256 9446 4248 9445 4247 9441 4221 9441

      4221 9485 4247 9486 4248 9491 4256 9491

TIME...MOT...LOC 0723Z 180DEG 0KT 4236 9471



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