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

THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR…
NORTHEASTERN BUENA VISTA COUNTY IN NORTHWEST IOWA…
SOUTHERN CLAY COUNTY IN NORTHWEST IOWA…

* UNTIL 645 PM CDT

* AT 611 PM CDT…NATIONAL WEATHER SERVICE METEOROLOGISTS WERE
TRACKING A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE
HAIL. THIS STORM WAS LOCATED NEAR ROYAL…OR 5 MILES SOUTHWEST OF
SPENCER…AND MOVING SOUTHEAST AT 25 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR…
GREENVILLE AROUND 620 PM CDT…
WEBB AROUND 635 PM CDT…
MARATHON AROUND 645 PM CDT…

OTHER LOCATIONS IMPACTED BY THIS SEVERE THUNDERSTORM INCLUDE GILLETT
GROVE.

THIS WARNING REPLACES THE PREVIOUS WARNING IN THE AREA.

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.