BULLETIN – EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE DES MOINES IA
930 PM CDT THU JUN 9 2011

THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A

* FLASH FLOOD WARNING FOR…
EASTERN BOONE COUNTY IN CENTRAL IOWA…
NORTHWESTERN POLK COUNTY IN CENTRAL IOWA…
WESTERN STORY COUNTY IN CENTRAL IOWA…

* UNTIL 330 AM CDT FRIDAY

* AT 928 PM CDT…NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED SLOW MOVING THUNDERSTORMS WITH VERY HIGH RAINFALL RATES OF 2 TO 3 INCHES PER HOUR ACROSS THE WARNED AREA.

* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE…AMES…BOONE…HUXLEY…MADRID…NEVADA AND STORY CITY.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL CREEKS AND STREAMS…AND ESPECIALLY URBAN AREAS…HIGHWAYS…STREETS AND UNDERPASSES AS WELL AS OTHER DRAINAGE AREAS AND LOW LYING SPOTS.

FLOODING IS OCCURRING OR IS IMMINENT. MOST FLOOD RELATED DEATHS OCCUR IN VEHICLES. DO NOT ATTEMPT TO CROSS WATER COVERED BRIDGES…DIPS…OR LOW WATER CROSSINGS. NEVER TRY TO CROSS A FLOWING STREAM… EVEN A SMALL ONE…ON FOOT OR IN A VEHICLE.