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 and Breezy

78°F

26°C

Humidity 43%
Wind Speed S 23 G 31 mph
Barometer 29.62 in (1002.6 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 23 Apr 5:53 pm CDT
Extended Forecast for

Rio WISimilar City Names

  • Tonight

    Tonight: Showers and thunderstorms before 2am, then showers likely and possibly a thunderstorm between 2am and 3am, then a chance of showers and thunderstorms after 3am. Low around 57. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 57 °F

    Chance
    T-storms then
    Showers

  • Friday

    Friday: Showers and thunderstorms likely before 1pm, then a slight chance of showers between 1pm and 2pm. Cloudy through mid morning, then gradual clearing, with a high near 67. Southwest wind around 10 mph becoming northwest in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 67 °F

    Showers
    Likely then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: Mostly clear, with a low around 43. Northwest wind 5 to 10 mph.

    Low: 43 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 67. Northeast wind 5 to 10 mph.

    High: 67 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 44. East wind around 5 mph.

    Low: 44 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 66. East wind 5 to 10 mph.

    High: 66 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 48. East wind 10 to 15 mph, with gusts as high as 30 mph.

    Low: 48 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Monday

    Monday: Showers likely, then showers and possibly a thunderstorm after 1pm. High near 65. Breezy, with a southeast wind around 20 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 65 °F

    Breezy.
    Showers
    Likely then
    Showers

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 47. Breezy. Chance of precipitation is 70%.

    Low: 47 °F

    Showers
    Likely and
    Breezy

Detailed Forecast

Tonight
Showers and thunderstorms before 2am, then showers likely and possibly a thunderstorm between 2am and 3am, then a chance of showers and thunderstorms after 3am. Low around 57. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Friday
Showers and thunderstorms likely before 1pm, then a slight chance of showers between 1pm and 2pm. Cloudy through mid morning, then gradual clearing, with a high near 67. Southwest wind around 10 mph becoming northwest in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
Mostly clear, with a low around 43. Northwest wind 5 to 10 mph.
Saturday
Mostly sunny, with a high near 67. Northeast wind 5 to 10 mph.
Saturday Night
Mostly cloudy, with a low around 44. East wind around 5 mph.
Sunday
Mostly sunny, with a high near 66. East wind 5 to 10 mph.
Sunday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 48. East wind 10 to 15 mph, with gusts as high as 30 mph.
Monday
Showers likely, then showers and possibly a thunderstorm after 1pm. High near 65. Breezy, with a southeast wind around 20 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Monday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 47. Breezy. Chance of precipitation is 70%.
Tuesday
A 30 percent chance of showers. Mostly cloudy, with a high near 60. Breezy.
Tuesday Night
Mostly cloudy, with a low around 42.
Wednesday
A 20 percent chance of showers. Mostly sunny, with a high near 58.
Wednesday Night
A 20 percent chance of showers. Partly cloudy, with a low around 38.
Thursday
A 20 percent chance of showers. Partly sunny, with a high near 57.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Rio WISimilar City Names
 43.46°N 89.23°W (Elev. 951 ft)
Last Update:
5:14 pm CDT Apr 23, 2026
Forecast Valid:
5pm CDT Apr 23, 2026-6pm CDT Apr 30, 2026
 
Forecast Discussion
 
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Additional Resources

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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