BULLETIN – IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE DES MOINES IA
859 PM CDT SAT MAY 21 2011

THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR…
EASTERN CLARKE COUNTY IN SOUTH CENTRAL IOWA…
EASTERN DECATUR COUNTY IN SOUTH CENTRAL IOWA…
LUCAS COUNTY IN SOUTH CENTRAL IOWA…
SOUTHERN WARREN COUNTY IN SOUTH CENTRAL IOWA…
WAYNE COUNTY IN SOUTH CENTRAL IOWA…

* UNTIL 930 PM CDT

* AT 855 PM 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 6 MILES NORTHEAST OF OSCEOLA TO 10 MILES NORTHEAST OF LEON TO
10 MILES SOUTH OF LEON…AND MOVING EAST AT 45 MPH.

AT 853 PM…A WIND GUST OF 60 MPH WAS MEASURED AT THE LAMONI
AIRPORT.

* LOCATIONS IMPACTED INCLUDE…
CORYDON…CHARITON…SEYMOUR…WOODBURN…HUMESTON…LINEVILLE…
DERBY…LUCAS…CLIO…CHARITON AIRPORT…MILLERTON…ALLERTON…
LACONA…WILLIAMSON…RUSSELL AND PROMISE CITY.

THIS INCLUDES INTERSTATE 35 BETWEEN MILE MARKERS 35 AND 45.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

PREPARE FOR DAMAGING WINDS…FALLING TREES AND FLYING DEBRIS. MOVE
INDOORS AND STAY AWAY FROM WINDOWS. IF YOU ARE IN A MOBILE HOME…
SEEK SHELTER IN A REINFORCED BUILDING.