Residents are assessing the damage and cleaning up in Buffalo Lake. The small town in west central Minnesota was the hardest hit by a series of storms that struck the state Tuesday night. Many amateur radio operators were out looking for bad weather during those storms. The operators are part of Skywarn, a nonprofit organization made up of volunteers in the metro area who are trained to look for dangerous weather... and alert the National Weather Service when they see it. Bill Hughes is a Skywarn spotter and a spotter instructor. He's on the line now. Bill Hughes is a Skywarn spotter and a spotter instructor. To see pictures of Buffalo Lake after the tornado, visit our website at Minnesota Public Radio dot org.