National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Madison, Dane County Regional-Truax Field (KMSN)

Lat: 43.14°NLon: 89.35°WElev: 860ft.

Fair

62°F

17°C

Humidity 93%
Wind Speed Calm
Barometer 29.88 in (1011.5 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 25 Jun 2:53 am CDT
Extended Forecast for

Sun Prairie WI

  • Overnight

    Overnight: Areas of fog. Otherwise, partly cloudy, with a low around 57. West wind around 5 mph.

    Low: 57 °F

    Areas Fog

  • Thursday

    Thursday: Areas of fog before 8am. Otherwise, partly sunny, with a high near 75. Northwest wind 5 to 10 mph.

    High: 75 °F

    Areas Fog
    then Partly
    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 54. North wind around 5 mph becoming calm after midnight.

    Low: 54 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 75. East wind 5 to 10 mph.

    High: 75 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 54. East wind around 5 mph becoming calm in the evening.

    Low: 54 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 79. East wind 5 to 10 mph.

    High: 79 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers after 1am. Partly cloudy, with a low around 62. East wind 5 to 10 mph.

    Low: 62 °F

    Partly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 86. Southeast wind 10 to 15 mph.

    High: 86 °F

    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 73.

    Low: 73 °F

    Partly Cloudy

Detailed Forecast

Overnight
Areas of fog. Otherwise, partly cloudy, with a low around 57. West wind around 5 mph.
Thursday
Areas of fog before 8am. Otherwise, partly sunny, with a high near 75. Northwest wind 5 to 10 mph.
Thursday Night
Mostly cloudy, with a low around 54. North wind around 5 mph becoming calm after midnight.
Friday
Partly sunny, with a high near 75. East wind 5 to 10 mph.
Friday Night
Partly cloudy, with a low around 54. East wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 79. East wind 5 to 10 mph.
Saturday Night
A 30 percent chance of showers after 1am. Partly cloudy, with a low around 62. East wind 5 to 10 mph.
Sunday
A 20 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 86. Southeast wind 10 to 15 mph.
Sunday Night
Partly cloudy, with a low around 73.
Monday
Mostly sunny and hot, with a high near 92.
Monday Night
Partly cloudy, with a low around 75.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 93.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 91.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sun Prairie WI
 43.17°N 89.24°W (Elev. 965 ft)
Last Update:
2:37 am CDT Jun 25, 2026
Forecast Valid:
3am CDT Jun 25, 2026-6pm CDT Jul 1, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation