BULLETIN – EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SIOUX FALLS SD
425 PM CDT FRI MAY 4 2012

THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR…
EASTERN CLAY COUNTY IN NORTHWEST IOWA…

* UNTIL 500 PM CDT

* AT 425 PM CDT…NATIONAL WEATHER SERVICE METEOROLOGISTS WERE
TRACKING A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING
DESTRUCTIVE WINDS IN EXCESS OF 80 MPH. THESE STORMS WERE LOCATED
ALONG A LINE EXTENDING FROM FOSTORIA TO ROYAL TO PETERSON…AND
MOVING EAST AT 40 MPH.

* SEVERE THUNDERSTORMS WILL BE NEAR…
WEBB AROUND 445 PM CDT…

AT 422 PM CDT…SPENCER AIRPORT REPORTED A 69 MPH WIND GUST. IN
ADDITION…AT 424 PM CDT…TREES WERE REPORTED DOWN IN SPENCER DUE
TO DAMAGING WINDS.

OTHER LOCATIONS IMPACTED BY THESE SEVERE THUNDERSTORMS INCLUDE
DICKENS AND GILLETT GROVE.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

THESE STORMS HAVE A HISTORY OF PRODUCING DESTRUCTIVE WINDS AND LARGE
HAIL. SEEK SHELTER NOW INSIDE A STURDY STRUCTURE AND STAY AWAY FROM
WINDOWS!

WIND DAMAGE WITH THESE STORMS WILL OCCUR WELL AHEAD OF ANY RAIN OR
LIGHTNING. DO NOT WAIT FOR THE SOUND OF THUNDER BEFORE TAKING COVER.
SEEK SHELTER IMMEDIATELY INSIDE A STURDY STRUCTURE AND STAY AWAY FROM
WINDOWS.