BULLETIN – IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SIOUX FALLS SD
333 AM CDT WED JUN 24 2009
THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR…
WESTERN PLYMOUTH COUNTY IN NORTHWEST IOWA
EXTREME NORTHWESTERN WOODBURY COUNTY IN NORTHWEST IOWA
SOUTHEASTERN UNION COUNTY IN SOUTHEAST SOUTH DAKOTA
* UNTIL 415 AM CDT
* AT 328 AM CDT…NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL. THIS STORM WAS LOCATED NEAR JEFFERSON…OR 7 MILES EAST OF PONCA…AND WAS MOVING NORTHEAST AT 10 MPH.
* THE SEVERE THUNDERSTORM WILL BE NEAR…
STONE STATE PARK AROUND 350 AM CDT…
HINTON AROUND 415 AM CDT…
IN ADDITION…VERY HEAVY RAIN MAY CAUSE PONDING OF WATER ON ROADS.
PRECAUTIONARY/PREPAREDNESS ACTIONS…
THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH…PREPARE
IMMEDIATELY FOR DAMAGING WINDS…AS WELL AS DESTRUCTIVE HAIL…BY MOVING TO A STRONG SHELTER. A WELL BUILT PERMANENT BUILDING IS BEST…PREFERABLY TOWARD THE INSIDE OF THE BUILDING AND AWAY FROM OUTSIDE WALLS AND WINDOWS.