From the National Weather Serivce:

...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHERN GIBSON AND
NORTHWESTERN PIKE COUNTIES IN SOUTHWEST INDIANA UNTIL 1130 PM CST...
AT 11:05 PM CST...RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS DANGEROUS STORM WAS LOCATED NEAR MOUNT CARMEL...MOVING EAST AT 35 MPH. THIS LINE OF SEVERE THUNDERSTORMS MAY PRODUCE BRIEF...SHORT LIVED TORNADOES WITH LITTLE OR NO ADVANCE WARNING. BE PREPARED TO SEEK SHELTER SHOULD A TORNADO BE OBSERVED...OR IF THERE IS AN UPGRADE TO A TORNADO WARNING FOR YOUR AREA.