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

17°F

-8°C

Humidity 64%
Wind Speed N 14 mph
Barometer 30.51 in (1035.1 mb)
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Wind Chill3°F (-16°C)
Last update 23 Feb 8:53 am CST
Extended Forecast for

Rio WI

  • Today

    Today: Mostly sunny, with a high near 23. North wind 5 to 10 mph becoming light in the afternoon.

    High: 23 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 16. Light and variable wind becoming south 5 to 10 mph after midnight.

    Low: 16 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Snow likely, mainly after noon. Mostly cloudy, with a high near 37. Breezy, with a south wind 15 to 20 mph becoming west in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 37 °F

    Breezy.
    Chance Snow
    then Snow
    Likely

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 13. Wind chill values between zero and 10. West wind around 15 mph, with gusts as high as 25 mph.

    Low: 13 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 27. Northwest wind 5 to 15 mph.

    High: 27 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of snow, mainly after midnight. Mostly cloudy, with a low around 14. Northwest wind around 5 mph becoming calm in the evening.

    Low: 14 °F

    Chance Snow

  • Thursday

    Thursday: A 20 percent chance of snow before noon. Partly sunny, with a high near 35. East wind 5 to 10 mph becoming west in the afternoon.

    High: 35 °F

    Slight Chance
    Snow then
    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 22. Southwest wind 5 to 10 mph.

    Low: 22 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 50.

    High: 50 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 23. North wind 5 to 10 mph becoming light in the afternoon.
Tonight
Mostly cloudy, with a low around 16. Light and variable wind becoming south 5 to 10 mph after midnight.
Tuesday
Snow likely, mainly after noon. Mostly cloudy, with a high near 37. Breezy, with a south wind 15 to 20 mph becoming west in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Tuesday Night
Mostly cloudy, with a low around 13. Wind chill values between zero and 10. West wind around 15 mph, with gusts as high as 25 mph.
Wednesday
Mostly sunny, with a high near 27. Northwest wind 5 to 15 mph.
Wednesday Night
A 30 percent chance of snow, mainly after midnight. Mostly cloudy, with a low around 14. Northwest wind around 5 mph becoming calm in the evening.
Thursday
A 20 percent chance of snow before noon. Partly sunny, with a high near 35. East wind 5 to 10 mph becoming west in the afternoon.
Thursday Night
Mostly clear, with a low around 22. Southwest wind 5 to 10 mph.
Friday
Mostly sunny, with a high near 50.
Friday Night
Partly cloudy, with a low around 24.
Saturday
A 20 percent chance of snow. Partly sunny, with a high near 36.
Saturday Night
A 20 percent chance of snow. Partly cloudy, with a low around 14.
Sunday
A 30 percent chance of snow. Mostly sunny, with a high near 29.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Rio WI
 43.46°N 89.23°W (Elev. 951 ft)
Last Update:
9:03 am CST Feb 23, 2026
Forecast Valid:
9am CST Feb 23, 2026-6pm CST Mar 1, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation