BULLETIN – IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SIOUX FALLS SD
1112 PM CDT SUN AUG 2 2009

THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR…
SOUTHERN LYON COUNTY IN NORTHWEST IOWA
NORTHERN SIOUX COUNTY IN NORTHWEST IOWA

* UNTIL 1145 PM CDT

* AT 1111 PM CDT…NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL…AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR ROCK VALLEY…OR 16 MILES SOUTH OF ROCK RAPIDS…AND WAS MOVING EAST AT 45 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR…
HULL AROUND 1120 PM CDT…
BOYDEN AROUND 1130 PM CDT…
MATLOCK AROUND 1135 PM CDT…

PRECAUTIONARY/PREPAREDNESS ACTIONS…

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 300 AM CDT MONDAY MORNING FOR NORTHWEST IOWA AND SOUTHWEST MINNESOTA AND SOUTHEASTERN SOUTH DAKOTA.