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.

Mostly Cloudy

70°F

21°C

Humidity 61%
Wind Speed NE 13 G 16 mph
Barometer 30.10 in (1019.0 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 17 Jul 3:53 pm CDT
Extended Forecast for

Rio WI

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming clear, with a low around 53. Northeast wind around 5 mph becoming calm in the evening.

    Low: 53 °F

    Decreasing
    Clouds

  • Friday

    Friday: Mostly sunny, with a high near 77. Calm wind becoming southeast around 5 mph in the morning.

    High: 77 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm, mainly after 1am. Mostly cloudy, with a low around 65. South wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 65 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 79. South wind around 5 mph becoming northwest in the afternoon.

    High: 79 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 62. North wind around 5 mph becoming northeast after midnight.

    Low: 62 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 78. Northeast wind around 5 mph.

    High: 78 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of showers after 1am. Partly cloudy, with a low around 58. East wind around 5 mph.

    Low: 58 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Monday

    Monday: A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 80. Southeast wind 5 to 10 mph. Chance of precipitation is 30%.

    High: 80 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67.

    Low: 67 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Mostly cloudy, then gradually becoming clear, with a low around 53. Northeast wind around 5 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 77. Calm wind becoming southeast around 5 mph in the morning.
Friday Night
Showers likely and possibly a thunderstorm, mainly after 1am. Mostly cloudy, with a low around 65. South wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 79. South wind around 5 mph becoming northwest in the afternoon.
Saturday Night
Partly cloudy, with a low around 62. North wind around 5 mph becoming northeast after midnight.
Sunday
Mostly sunny, with a high near 78. Northeast wind around 5 mph.
Sunday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 58. East wind around 5 mph.
Monday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 80. Southeast wind 5 to 10 mph. Chance of precipitation is 30%.
Monday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67.
Tuesday
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 85.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 90.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71.
Thursday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 86.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Rio WI
 43.46°N 89.26°W (Elev. 919 ft)
Last Update:
2:24 pm CDT Jul 17, 2025
Forecast Valid:
4pm CDT Jul 17, 2025-6pm CDT Jul 24, 2025
 
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