BULLETIN – IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE DES MOINES IA
235 AM CDT SUN JUL 18 2010

THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR…
SOUTHERN BOONE COUNTY IN CENTRAL IOWA…
EASTERN DALLAS COUNTY IN CENTRAL IOWA…
WEST CENTRAL JASPER COUNTY IN CENTRAL IOWA…
POLK COUNTY IN CENTRAL IOWA…
SOUTHWESTERN STORY COUNTY IN CENTRAL IOWA…

* UNTIL 315 AM CDT

* AT 230 AM 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 MADRID…OR 21 MILES NORTHWEST OF DES MOINES…AND MOVING SOUTHEAST AT 45 MPH.

* LOCATIONS IMPACTED INCLUDE…DES MOINES…POLK CITY…GRIMES…WAUKEE…JOHNSTON…URBANDALE…ANKENY…CLIVE…WINDSOR HEIGHTS…WEST DES MOINES…BONDURANT…ALTOONA…PLEASANT HILL…COLFAX…SAYLORVILLE LAKE…ALLEMAN…ELKHART…SAYLORVILLE…ANKENY AIRPORT AND DES MOINES INT AIRPORT.

THIS INCLUDES INTERSTATE 80 BETWEEN MILE MARKERS 117 AND 157.

THIS INCLUDES INTERSTATE 35 BETWEEN MILE MARKERS 67 AND 102.

THIS INCLUDES INTERSTATE 235 BETWEEN MILE MARKERS 1 AND 14.

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.

SEVERE THUNDERSTORMS CAN PRODUCE TORNADOES WITH LITTLE OR NO WARNING. IF A TORNADO IS SPOTTED…IMMEDIATELY MOVE TO THE BASEMENT OR SMALL INTERIOR ROOM OF A REINFORCED BUILDING.