The weather observed at MADISON, WI (KMSN) at 09:53 PM CDT was: The skies were cloudy. Temperature: 75F ( 24C) Dewpoint: 61F ( 16C) Relative Humidity: 62% Winds from the S (190 degs) at 7 mph. Pressure: 1016.9 millibars. Altimeter:30.04 inches of mercury. The prevailing visibility was 10 miles.