BULLETIN – EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SIOUX FALLS SD
944 PM CDT SAT JUN 14 2014

THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A

* FLASH FLOOD WARNING FOR…
CHEROKEE COUNTY IN NORTHWEST IOWA
EASTERN PLYMOUTH COUNTY IN NORTHWEST IOWA
NORTHWESTERN IDA COUNTY IN WEST CENTRAL IOWA
SOUTHEASTERN SIOUX COUNTY IN NORTHWEST IOWA
SOUTHERN O’BRIEN COUNTY IN NORTHWEST IOWA
WOODBURY COUNTY IN WEST CENTRAL IOWA

* UNTIL 230 AM CDT

* AT 943 PM CDT…NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE WARNED AREA.
THUNDERSTORMS WHICH PRODUCED RAINFALL OF 1 TO 2 INCHES PER HOUR
TO THE WEST IN NORTHEAST NEBRASKA AND AROUND SIOUX CITY WILL BE
MOVING ACROSS THE AREA…WITH ADDITIONAL THUNDERSTORMS EXPECTED
TO DEVELOP FOR SEVERAL HOURS INTO THE EARLY MORNING HOURS. SOME
RAINFALL RATES WITH INITIAL STORMS COULD REACH BRIEFLY 3 TO 4
INCHES PER HOUR…WHICH WILL QUICKLY OVERWHELM POORLY DRAINED
URBANIZED AREAS.

* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE…LE
MARS…ANTHON…AURELIA…CHEROKEE…CLEGHORN…CORRECTIONVILLE…
CUSHING…GRANVILLE…HINTON…KINGSLEY…LARRABEE…LAWTON…
MARCUS…MERRILL…MOVILLE…PAULLINA…PIERSON…PRIMGHAR…
QUIMBY…REMSEN…SALIX…SUTHERLAND AND WASHTA.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

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.

&&

LAT…LON 4222 9628 4283 9636 4318 9540 4258 9539

$$

CHAPMAN