
The cold and wind chills could cause frostbite on exposed skin in as little as 30 minutes.
Affected areas are Bartholomew, Boone, Brown, Carroll, Clay, Clinton, Daviess, Decatur, Delaware, Fountain, Greene, Hamilton, Hancock, Hendricks, Henry, Howard, Jackson, Jennings, Johnson, Knox, Lawrence, Madison, Marion, Martin, Monroe, Montgomery, Morgan, Owen, Parke, Putnam, Randolph, Rush, Shelby, Sullivan, Tippecanoe, Tipton, Vermillion, Vigo, and Warren counties.
Use caution while driving outside. Wear appropriate clothing, a hat and gloves.