BULLETIN – EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE OMAHA/VALLEY NEBRASKA
541 PM CDT THU AUG 18 2011

THE NATIONAL WEATHER SERVICE IN OMAHA HAS ISSUED A

* FLASH FLOOD WARNING FOR…
DOUGLAS COUNTY IN EAST CENTRAL NEBRASKA
EASTERN WASHINGTON COUNTY IN EAST CENTRAL NEBRASKA
SOUTHWESTERN HARRISON COUNTY IN SOUTHWEST IOWA
WESTERN POTTAWATTAMIE COUNTY IN SOUTHWEST IOWA

* UNTIL 1030 PM CDT

* AT 535 PM CDT…FLOODING WAS REPORTED IN THE EASTERN PART OF OMAHA. SLOW MOVING THUNDERSTORMS WITH VERY HEAVY RAINFALL MOVED ACROSS THE WARNED AREA. OTHER STORMS MAY MOVE INTO THE WARNED AREA THIS EVENING.

* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE…EASTERN OMAHA…BLAIR…COUNCIL BLUFFS…FORT CALHOUN…MISSOURI VALLEY AND UNDERWOOD.

THE WARNED AREA INCLUDES INTERSTATE 80 IN NEBRASKA BETWEEN MILE MARKERS 452 AND 454.

THE WARNED AREA INCLUDES INTERSTATE 80 IN IOWA BETWEEN MILE MARKERS 17 AND 8.

THE WARNED AREA INCLUDES INTERSTATE 29 IN IOWA BETWEEN MILE MARKERS 43 AND 75.

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. USE ALTERNATE ROUTES AROUND FLOOD PRONE AREAS.