The weather observed at MADISON, WI (KMSN) at 10:53 AM CST was: The skies were mostly clear. Temperature: 14F (-10C) Dewpoint: 3F (-16C) Relative Humidity: 62% Winds from the NW (330 degs) at 8 mph. Pressure: 1016.9 millibars. Altimeter:29.98 inches of mercury. The prevailing visibility was 10 miles.