The weather observed at MADISON, WI (KMSN) at 04:02 PM CDT was: The skies were mostly cloudy. Temperature: 35F ( 2C) Dewpoint: 29F ( -2C) Relative Humidity: 78% Winds from the NW (330 degs) at 17 mph. Altimeter:29.96 inches of mercury. The prevailing visibility was 10 miles. There was 0.00 inches of precipitation in the past 6 hours.