BULLETIN – IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SIOUX FALLS SD
455 PM CDT WED MAY 11 2011

THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR…
SOUTHERN PLYMOUTH COUNTY IN NORTHWEST IOWA…
WOODBURY COUNTY IN NORTHWEST IOWA…
EASTERN DAKOTA COUNTY IN NORTHEAST NEBRASKA…
SOUTHEASTERN UNION COUNTY IN SOUTHEAST SOUTH DAKOTA…

* UNTIL 545 PM CDT

* AT 455 PM CDT…NATIONAL WEATHER SERVICE METEOROLOGISTS WERE
TRACKING A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE
HAIL…AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS
LOCATED NEAR SLOAN…OR 22 MILES SOUTHEAST OF SIOUX CITY…AND
MOVING NORTH AT 35 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR…
SALIX AROUND 505 PM CDT…
SERGEANT BLUFF AND MOVILLE AROUND 515 PM CDT…
DAKOTA CITY AND LAWTON AROUND 520 PM CDT…
SOUTH SIOUX CITY AROUND 525 PM CDT…
SIOUX CITY AROUND 530 PM CDT…
STONE STATE PARK AND NORTH SIOUX CITY AROUND 535 PM CDT…
HINTON AROUND 540 PM CDT…

OTHER LOCATIONS IMPACTED BY THIS SEVERE THUNDERSTORM INCLUDE BRONSON.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

THIS STORM HAS A HISTORY OF PRODUCING DAMAGING WIND. THIS IS AN
EXTREMELY DANGEROUS SITUATION. SEEK SHELTER NOW INSIDE A STURDY
STRUCTURE AND STAY AWAY FROM WINDOWS.