The National Weather Service says survey crews will be assessing storm damage in two southwestern Indiana counties to determine if tornadoes touched down there during Thursday's storms.
The weather service's Paducah, Kentucky, office says crews will examine storm damage Friday in Gibson and Pike Counties.
The Evansville Courier & Press reports that a severe thunderstorm felled trees and damaged homes Thursday morning in Oakland City in Gibson County.
Thursday's storms dumped heavy rainfall across central and southern Indiana, flooding roads and heightening the fear of flooding along major rivers.
Heavy fog also shrouded parts of Indiana on Thursday.