BULLETIN – IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SIOUX FALLS SD
640 PM CDT SUN AUG 8 2010

THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR…
SOUTHWESTERN PLYMOUTH COUNTY IN NORTHWEST IOWA…
WESTERN WOODBURY COUNTY IN NORTHWEST IOWA…
DAKOTA COUNTY IN NORTHEAST NEBRASKA…
DIXON COUNTY IN NORTHEAST NEBRASKA…
SOUTHERN UNION COUNTY IN SOUTHEAST SOUTH DAKOTA…

* UNTIL 745 PM CDT

* AT 640 PM CDT…NATIONAL WEATHER SERVICE METEOROLOGISTS WERE TRACKING A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 60 MPH. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM MASKELL TO MARTINSBURG TO 5 MILES SOUTHWEST OF WAKEFIELD…AND MOVING EAST AT 25 MPH.

* SEVERE THUNDERSTORMS WILL BE NEAR…
WAKEFIELD AND NEWCASTLE AROUND 645 PM CDT…
PONCA AND EMERSON AROUND 700 PM CDT…
HUBBARD AND ELK POINT AROUND 710 PM CDT…
JACKSON AROUND 715 PM CDT…
NORTH SIOUX CITY AND JEFFERSON AROUND 720 PM CDT…
STONE STATE PARK AND HOMER AROUND 725 PM CDT…
SIOUX CITY…SOUTH SIOUX CITY AND DAKOTA CITY AROUND 730 PM CDT…
SERGEANT BLUFF AROUND 740 PM CDT…

OTHER LOCATIONS IMPACTED BY THESE SEVERE THUNDERSTORMS INCLUDE WATERBURY…WESTFIELD AND BRONSON.

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.