Forecasters have issued a wind-chill advisory for the entire area, wind chill readings as low as 28 below zero. According to the National Weather Service, the advisory is effective from 6 p.m. tonight until 10 a.m. tomorrow. The advisory area includes Clayton, Delaware, Dubuque, Jackson and Jones counties in Iowa; Crawford, Grant, Iowa and Lafayette counties in Wisconsin; and Jo Daviess County in Illinois. The weather service says that these conditions could cause frostbite on exposed skin in as little as 30 minutes.
