AccuWeather - Illinois Weather: Search for 5-Day weather forecasts by zip code or city name.
Chicago Area 6-Hour Radar Loop: Regional weather image covering the entire state and part of neighboring states.
Illinois Weather by Illiniweather.com: Illinois and Midwestern weather with links for special interest weather information.
Northern Illinois Storm Lab: Source for severe weather coverage. Also contains archived forecasts, chat room and a weather forum.
WeatherCentral.com: Illinois: Current conditions, seven day forecasts and area weather maps for cities statewide.
Winter Storm Resource Center: Information for coping with severe winter weather.
WxUSA - Weather Links: Links to current conditions, forecasts, radar, maps, weather cams, kid's weather and more for each Illinois cities.