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000 

WGUS73 KDMX 200846

FFSDMX



FLASH FLOOD STATEMENT

NATIONAL WEATHER SERVICE DES MOINES IA

341 AM CDT MON AUG 20 2007



IAC187-201045-

WEBSTER IA-

341 AM CDT MON AUG 20 2007



...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 545 AM CDT FOR

WEBSTER COUNTY...



AT 330 AM CDT...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED THAT A CAR 

WAS STRANDED AT A FLOODED UNDERPASS ON HIGHWAY 20 NEAR MORELAND. THE 

NORTHBOUND LANE OF HIGHWAY 169...SOUTH OF FORT DODGE...WAS STILL 

CLOSED...AND THE DES MOINES RIVER WAS OUT OF ITS BANKS AND FLOODING 

A RECREATIONAL TRAIL NEAR FORT DODGE. LAW ENFORCEMENT EARLIER 

REPORTED A COUNTY ROAD WAS IMPASSABLE NEAR CLARE.



STRONG THUNDERSTORMS ARE EXITING SOUTHERN WEBSTER COUNTY...AND 

ADDITIONAL HEAVY RAIN THROUGH DAY BREAK IS NOT LIKELY. HOWEVER...THE 

POTENTIAL FOR LIFE THREATENING FLASH FLOODING STILL EXISTS. 



EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL

CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY

ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS...STREAMS AND OTHER LOW

LYING AREAS ARE SUBJECT TO FLOODING.



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 4265 9444 4264 9398 4246 9398 4247 9393

      4221 9394 4220 9441 4242 9442 4247 9441

      4248 9445

TIME...MOT...LOC 0841Z 180DEG 0KT 4246 9418



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