THIS IS FOR THE NORTHERN PART OF THIS CELL, THE SOUTHERN PART IS UNDER A TORNADO WARNING’
BULLETIN – IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SIOUX FALLS SD
741 PM CDT TUE MAY 1 2012

THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR…
CENTRAL LYON COUNTY IN NORTHWEST IOWA…
NORTH CENTRAL SIOUX COUNTY IN NORTHWEST IOWA…

* UNTIL 815 PM CDT

* AT 741 PM CDT…NATIONAL WEATHER SERVICE METEOROLOGISTS WERE
TRACKING A SEVERE THUNDERSTORM CAPABLE OF PRODUCING LARGE
DESTRUCTIVE HAIL UP TO TENNIS BALL SIZE. THIS STORM WAS LOCATED
NEAR INWOOD…OR 10 MILES EAST OF CANTON…AND MOVING NORTHEAST AT
20 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR…
ALVORD AND DOON AROUND 755 PM CDT…
LESTER AROUND 800 PM CDT…
ROCK RAPIDS AROUND 815 PM CDT…

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.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM CDT TUESDAY EVENING
FOR NORTHWEST IOWA AND SOUTHWEST MINNESOTA AND SOUTHEASTERN SOUTH
DAKOTA.