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000 

WGUS73 KDMX 200555

FFSDMX



FLASH FLOOD STATEMENT

NATIONAL WEATHER SERVICE DES MOINES IA

1252 AM CDT MON AUG 20 2007



IAC015-200845-

BOONE IA-

1252 AM CDT MON AUG 20 2007



...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 345 AM CDT FOR

NORTHERN BOONE COUNTY...



AT 1249 AM CDT...DOPPLER RADAR INDICATED ADDITIONAL THUNDERSTORMS 

MOVING INTO NORTHWEST BOONE COUNTY.



LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO PILOT MOUND

AND BOXHOLM.



ADDITIONAL RAINFALL AMOUNTS OF 1 TO 2 ARE POSSIBLE IN THE WARNED 

AREA OVERNIGHT...AND RENEWED FLASH FLOODING IS LIKELY. SEVERAL 

GRAVEL AND HARD TOP ROADS ACROSS NORTHERN BOONE COUNTY ARE STILL 

CLOSED...AND NEW LOCATIONS COULD BE IMPACTED OVER THE NEXT SEVERAL 

HOURS.



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.



LAT...LON 4221 9415 4221 9371 4199 9371 4206 9417

      4221 9417

TIME...MOT...LOC 0552Z 180DEG 0KT 4215 9414



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