
870 
WGUS73 KDMX 110530
FFSDMX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE DES MOINES IA
1230 AM CDT WED AUG 11 2010

IAC049-099-153-157-110930-
/O.CON.KDMX.FF.W.0087.000000T0000Z-100811T0930Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
JASPER IA-POLK IA-POWESHIEK IA-DALLAS IA-
1230 AM CDT WED AUG 11 2010

...FLASH FLOOD WARNING REMAINS IN EFFECT FOR EASTERN DALLAS...
POWESHIEK...POLK AND JASPER COUNTIES UNTIL 430 AM CDT...

AT 1222 AM CDT...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED THAT FLASH 
FLOODING WAS OCCURRING IN THE WARNED AREA. THUNDERSTORMS WITH 
EXTREMELY HEAVY RAINFALL WILL CONTINUE ACROSS THE AREA AND PRODUCE 
ADDITIONAL RAINFALL AMOUNTS UP 2 INCHES. MAJOR FLASH FLOODING IS 
LIKELY OR GOING TO CONTINUE THROUGHOUT THE METRO AREA OF DES MOINES. 

AT 1215 AM CDT...POLK COUNTY LAW ENFORCEMENT REPORTED IMPASSABLE 
DEEP WATER OVER THE ROAD AT 1ST AVENUE AND STATE STREET IN 
ANKENY...AND AT THE 200 BLOCK OF NORTHEAST GRANT IN ANKENY. THE 
INTERSECTION OF SOUTHEAST 4TH AND NORTHEAST TRILEIN WAS IMPASSABLE 
DUE TO WATER AT LEAST 18 INCHES DEEP. IN ADDITION...WATER WAS UP TO 
THE BOTTOM OF CARS AT THE INTERSECTION OF NORTHEAST 9TH STREET AND 
ANKENY BOULEVARD. SEVERAL CARS WERE REPORTED STALLED OUT AT ALL 
THESE AFOREMENTIONED LOCATIONS. 

SOME LOCATIONS THAT WILL EXPERIENCE FLASH  FLOODING INCLUDE...DES
MOINES...ALTOONA...ANKENY...BONDURANT...BROOKLYN...CLIVE...COLFAX...
DALLAS CENTER...GRIMES...GRINNELL...JOHNSTON...MONROE...MONTEZUMA...
NEWTON...PERRY...PLEASANT HILL...POLK CITY...PRAIRIE CITY...
URBANDALE...WAUKEE...WEST DES MOINES...WINDSOR HEIGHTS AND WOODWARD.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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 ALSO SUBJECT TO FLOODING.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. IF FLOODING IS OBSERVED...ACT QUICKLY. DO NOT
ENTER THE WATER. TURN AROUND AND MOVE UP TO HIGHER GROUND. DO NOT
STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING.

&&

LAT...LON 4151 9379 4167 9414 4186 9412 4186 9230
      4151 9229

$$

BEERENDS