BULLETIN – IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SIOUX FALLS SD
1005 AM CDT TUE JUN 23 2009

THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR…
WESTERN LYON COUNTY IN NORTHWEST IOWA
NORTHERN LINCOLN COUNTY IN SOUTHEAST SOUTH DAKOTA
MINNEHAHA COUNTY IN SOUTHEAST SOUTH DAKOTA
NORTHEASTERN TURNER COUNTY IN SOUTHEAST SOUTH DAKOTA
WESTERN ROCK COUNTY IN SOUTHWEST MINNESOTA

* UNTIL 1030 AM CDT

* AT 1003 AM CDT…NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 60 MPH. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM 5 MILES WEST OF DELL RAPIDS TO SIOUX FALLS TO WORTHING…AND WERE MOVING EAST AT 35 MPH.

* SEVERE THUNDERSTORMS WILL BE NEAR…
HARRISBURG…DELL RAPIDS AROUND 1010 AM CDT…
LAKE ALVIN STATE RECREATION AREA…BRANDON AROUND 1015 AM CDT…
ROWENA…CANTON AROUND 1020 AM CDT…
VALLEY SPRINGS…GARRETSON AROUND 1025 AM CDT…
LARCHWOOD…BEAVER CREEK AROUND 1030 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.