BULLETIN – EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE DES MOINES IA
224 AM CDT TUE AUG 10 2010

THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A

* FLASH FLOOD WARNING FOR…
MAHASKA COUNTY IN SOUTH CENTRAL IOWA…
SOUTHEASTERN JASPER COUNTY IN CENTRAL IOWA…
SOUTHEASTERN WARREN COUNTY IN SOUTH CENTRAL IOWA…
SOUTHERN MARION COUNTY IN SOUTH CENTRAL IOWA…
SOUTHERN POWESHIEK COUNTY IN CENTRAL IOWA…

* UNTIL 830 AM CDT

* AT 223 AM CDT…NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED SLOW MOVING THUNDERSTORMS WITH INTENSE RAINFALL ACROSS THE WARNED AREA. THESE STORMS ARE CAPABLE OF PRODUCING 2 TO 3 INCHES OF RAIN IN AN HOUR.

* FLASH FLOODING IS MOST LIKELY IN TOWNS AND CITIES…BUT IS ALSO POSSIBLE IN RURAL AREAS. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE…NEW SHARON…OSKALOOSA AND PELLA.

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.

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. TURN AROUND…DONT DROWN.