Find the most current and reliable 7 day weather forecasts, storm alerts, reports and information for [city] with The Weather Network. Today’s and tonight’s Madison, TN weather forecast, weather conditions and Doppler radar from The Weather Channel and Weather.com. Madison, TN Weather Forecast | AccuWeather Current Weather 11:46 PM 60° F RealFeel® 62° Air Quality Fair Wind NW 1 mph Wind Gusts 2 mph Partly cloudy More Details Current Air Quality.