BULLETIN – IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SIOUX FALLS SD
409 PM CDT FRI MAY 4 2012

THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR…
DICKINSON COUNTY IN NORTHWEST IOWA…
EASTERN OSCEOLA COUNTY IN NORTHWEST IOWA…

* UNTIL 500 PM CDT

* AT 408 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 LAKE PARK TO 6 MILES NORTHEAST OF
HARTLEY…AND MOVING EAST AT 40 MPH.

* SEVERE THUNDERSTORMS WILL BE NEAR…
ORLEANS…WEST OKOBOJI…SPIRIT LAKE AND OKOBOJI AROUND 415 PM
CDT…
MILFORD AND ARNOLDS PARK AROUND 420 PM CDT…
SUPERIOR AROUND 430 PM CDT…
TERRIL AROUND 435 PM CDT…

AT 407 PM CDT…DICKINSON COUNTY EMERGENCY MANAGEMENT REPORTED WIND
GUSTS UP TO 60 MPH 6 MILES SOUTH OF LAKE PARK.

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.

THIS STORM HAS A HISTORY OF PRODUCING DAMAGING WIND. THIS IS AN
EXTREMELY DANGEROUS SITUATION. SEEK SHELTER NOW INSIDE A STURDY
STRUCTURE AND STAY AWAY FROM WINDOWS.