BULLETIN – IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SIOUX FALLS SD
1135 PM CDT SUN AUG 2 2009

THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR…
EXTREME NORTHWESTERN CLAY COUNTY IN NORTHWEST IOWA
O’BRIEN COUNTY IN NORTHWEST IOWA
EXTREME SOUTHWESTERN OSCEOLA COUNTY IN NORTHWEST IOWA

* UNTIL 1215 AM CDT

* AT 1133 PM CDT…NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING HALF DOLLAR SIZE HAIL…AND DAMAGING WINDS IN EXCESS OF 70 MPH. THIS STORM WAS LOCATED 3 MILES SOUTHEAST OF SHELDON…OR 17 MILES NORTHEAST OF ORANGE CITY…AND WAS MOVING EAST AT 15 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR…
ARCHER AROUND 1145 PM CDT…
SANBORN AROUND 1155 PM CDT…
PRIMGHAR…PAULLINA AROUND 1205 AM CDT…
HARTLEY…SUTHERLAND AROUND 1215 AM CDT…

PRECAUTIONARY/PREPAREDNESS ACTIONS…

SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MPH…DESTRUCTIVE HAIL…DEADLY LIGHTNING…AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.

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.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 300 AM CDT MONDAY MORNING FOR NORTHWEST IOWA AND NORTHEAST NEBRASKA AND SOUTHEAST SOUTH DAKOTA.