BULLETIN – EAS ACTIVATION REQUESTED
TORNADO WARNING…CORRECTED
NATIONAL WEATHER SERVICE SIOUX FALLS SD
637 PM CDT WED MAY 11 2011

THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A

* TORNADO WARNING FOR…
CENTRAL LYON COUNTY IN NORTHWEST IOWA…
NORTH CENTRAL SIOUX COUNTY IN NORTHWEST IOWA…

* UNTIL 700 PM CDT

* AT 637 PM CDT…NATIONAL WEATHER SERVICE METEOROLOGISTS WERE
TRACKING A SEVERE THUNDERSTORM PRODUCING A BRIEF TORNADO BETWEEN
ROCK VALLEY AND DOON. DOPPLER RADAR SHOWED A BRIEF TORNADO MOVING
NORTHEAST AT 20 MPH.

* THIS TORNADIC STORM WILL BE NEAR…
ALVORD AROUND 645 PM CDT…

PRECAUTIONARY/PREPAREDNESS ACTIONS…

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME…A VEHICLE OR
OUTDOORS…MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.