This includes the city of Des Moines and the entire Metro Area

BULLETIN – EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE DES MOINES IA
1112 PM CDT SUN AUG 8 2010

THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A

* FLASH FLOOD WARNING FOR MINOR FLOODING OF POOR DRAINAGE AREAS IN…
JASPER COUNTY IN CENTRAL IOWA…
POLK COUNTY IN CENTRAL IOWA…

* UNTIL 500 AM CDT

* AT 1111 PM CDT…NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED SLOW MOVING THUNDERSTORMS WITH INTENSE RAINFALL RAINFALL ACROSS THE WARNED AREA. RAINFALL ESTIMATES ARE AS HIGH AS 1 TO 2 INCHES…WITH ADDITIONAL THUNDERSTORMS ENTERING THE WARNED AREA.

* FLASH FLOODING IS MOST LIKELY IN CITIES AND TOWNS IN THE WARNED AREA…BUT IS ALSO POSSIBLE IN RURAL AREAS TOO. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE…DES MOINES…ALTOONA…ANKENY…BONDURANT…CLIVE…COLFAX…GRIMES…JOHNSTON…MONROE…NEWTON…PLEASANT HILL…POLK CITY…PRAIRIE CITY…URBANDALE…WEST DES MOINES AND WINDSOR HEIGHTS.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

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.

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