POTTAWATTAMIE IA-
1118 AM CDT THU MAY 16 2013

THE NATIONAL WEATHER SERVICE IN OMAHA HAS ISSUED A SMALL STREAM FLOOD ADVISORY FOR…SOUTHEASTERN POTTAWATTAMIE COUNTY UNTIL 215 PM CDT

* AT 1113 AM CDT…DOPPLER RADAR INDICATED HEAVY RAIN DUE TO
THUNDERSTORMS. THIS WILL CAUSE SMALL STREAM FLOODING IN THE
ADVISORY AREA. UP TO 3 INCHES OF RAIN HAS FALLEN IN THE PAST HOUR.

* MINOR FLOODING WILL REMAIN OVER MAINLY RURAL AREAS OF          SOUTHEASTERN POTTAWATTAMIE COUNTY. THIS INCLUDES THE FOLLOWING STREAMS AND DRAINAGES…WALNUT CREEK… FARM CREEK…SPRING CREEK…CLARKS BRANCH…INDIAN CREEK…GRAYBILL CREEK…CRABAPPLE CREEK…WEST NISHNABOTNA RIVER…JORDAN CREEK AND EAST NISHNABOTNA RIVER.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS…AS WELL AS FARM AND COUNTRY ROADS. DO NOT
ATTEMPT TO TRAVEL ACROSS FLOODED ROADS. FIND ALTERNATE ROUTES.

IN HILLY TERRAIN THERE ARE HUNDREDS OF LOW WATER CROSSINGS WHICH ARE  POTENTIALLY DANGEROUS IN HEAVY RAIN. DO NOT ATTEMPT TO TRAVEL ACROSS FLOODED ROADS. FIND ALTERNATE ROUTES. IT TAKES ONLY A FEW INCHES OF SWIFTLY FLOWING WATER TO CARRY VEHICLES AWAY.