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000 

WGUS73 KDMX 191245

FFSDMX



FLASH FLOOD STATEMENT

NATIONAL WEATHER SERVICE DES MOINES IA

744 AM CDT SUN AUG 19 2007



IAC033-191645-

CERRO GORDO IA-

744 AM CDT SUN AUG 19 2007



...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1145 AM CDT FOR

CERRO GORDO COUNTY...



AT 740 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 

INDICATE A THUNDERSTORM CAPABLE OF PRODUCING FLASH FLOODING OVER THE 

WARNED AREA.  INTENSITY OF THE STORMS IS EXPECTED TO DECREASE.



LAW ENFORCEMENT IN MASON CITY REPORTED THAT HEAVY RAINFALL HAS 

RESULTED IN 1 TO 2 FEET OF WATER IN SOME STREETS WITH NUMEROUS ROAD 

CLOSINGS.  EVACUATIONS HAVE BEEN ORDERED ALONG THE RIVER DUE TO 

RAPID RISES...HOWEVER LEVELS WERE BEGINNING TO RECEDE AS OF 730 AM.



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



EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL

CREEKS AND STREAMS...URBAN AREAS...HIGHWAYS...STREETS AND UNDERPASSES

AS WELL AS OTHER DRAINAGE AREAS AND LOW LYING SPOTS.



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. MOVE TO HIGHER GROUND.



LAT...LON 4325 9334 4326 9333 4326 9303 4291 9303

      4291 9342 4292 9343 4292 9349 4299 9349

      4300 9351 4325 9351

TIME...MOT...LOC 1244Z 180DEG 0KT 4314 9330



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