According to the National Weather Service in Chicago, a tornado touched down near the border between northern Illinois and northwest Indiana on Monday. The weather service said trained spotters reported the touch down around 4:30 p.m. Monday afternoon east of Sauk Village, Illinois and near Dyer, Indiana. The communities are located about 30 miles south and southeast of Chicago. NIPSCO reported hundreds of power outages Monday night in the Dyer and Munster areas caused primarily by falling trees taking out power lines. Tornado warnings were issued in Lake, Porter and LaPorte counties as the storm continued to move east. The storms that swept the Region did produce other reports of rapidly rotating storm clouds in parts of Lake and Porter counties.