BULLETIN – IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SIOUX FALLS SD
409 PM CDT WED SEP 22 2010

THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR…
LYON COUNTY IN NORTHWEST IOWA…
NORTHEASTERN SIOUX COUNTY IN NORTHWEST IOWA…
SOUTHWESTERN NOBLES COUNTY IN SOUTHWEST MINNESOTA…
SOUTHERN ROCK COUNTY IN SOUTHWEST MINNESOTA…

* UNTIL 445 PM CDT

* AT 409 PM CDT…NATIONAL WEATHER SERVICE METEOROLOGISTS WERE
TRACKING A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING
QUARTER SIZE HAIL. THESE STORMS WERE LOCATED ALONG A LINE
EXTENDING FROM 6 MILES SOUTHWEST OF LUVERNE TO INWOOD…AND MOVING
EAST AT 35 MPH.

* SEVERE THUNDERSTORMS WILL BE NEAR…
ALVORD AROUND 420 PM CDT…
ROCK RAPIDS AND DOON AROUND 425 PM CDT…
ELLSWORTH AROUND 430 PM CDT…
GEORGE AROUND 440 PM CDT…
MATLOCK AROUND 445 PM CDT…

PRECAUTIONARY/PREPAREDNESS ACTIONS…

SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER
HOUR…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.