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

Tracking Two Storms Impacting the Central and Eastern U.S. Through This Weekend

Two storm systems will track through the central and eastern U.S. through this weekend with areas of gusty winds, rain, and heavy snow. Severe thunderstorms are forecast Friday from the central Gulf Coast into parts of the lower Mississippi, Tennessee and Ohio Valleys. Heavy to excessive rainfall is forecast from the lower Mississippi River Valley to the Tennessee Valley which may bring flooding. Read More >

Hazardous Weather Conditions

Current conditions at

Madison, Dane County Regional-Truax Field (KMSN)

Lat: 43.14°NLon: 89.35°WElev: 860ft.

Overcast

50°F

10°C

Humidity 86%
Wind Speed W 12 G 20 mph
Barometer 29.29 in (992.1 mb)
Dewpoint 46°F (8°C)
Visibility 9.00 mi
Wind Chill45°F (7°C)
Last update 9 Jan 1:53 am CST
Extended Forecast for

Rio WI

  • Overnight

    Overnight: Rain likely before 5am, then rain and snow likely. Patchy fog. Otherwise, cloudy, with a low around 36. Northwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 36 °F

    Rain/Snow
    Likely and
    Patchy Fog

  • Friday

    Friday: Rain and snow likely, mainly before 7am. Patchy fog before 8am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 38. Northwest wind 10 to 15 mph decreasing to 5 to 10 mph in the afternoon. Winds could gust as high as 35 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 38 °F

    Rain/Snow
    Likely and
    Patchy Fog
    then Mostly
    Sunny

  • Friday Night

    Friday Night: A 40 percent chance of snow, mainly after 5am. Patchy fog after 4am. Otherwise, increasing clouds, with a low around 27. Calm wind becoming south around 5 mph.

    Low: 27 °F

    Mostly Cloudy
    then Chance
    Snow and
    Patchy Fog

  • Saturday

    Saturday: Snow likely, mainly before noon. Patchy fog before 7am. Otherwise, mostly cloudy, with a high near 32. Southwest wind 5 to 10 mph becoming northwest 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.

    High: 32 °F

    Snow Likely
    and Patchy
    Fog

  • Saturday Night

    Saturday Night: A 40 percent chance of snow. Mostly cloudy, with a low around 20. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 20 °F

    Chance Snow
    and Blustery

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 30. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 30 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 23. Southwest wind around 10 mph.

    Low: 23 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 40. Southwest wind around 10 mph.

    High: 40 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Rain likely before 5am, then rain and snow likely. Patchy fog. Otherwise, cloudy, with a low around 36. Northwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Friday
Rain and snow likely, mainly before 7am. Patchy fog before 8am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 38. Northwest wind 10 to 15 mph decreasing to 5 to 10 mph in the afternoon. Winds could gust as high as 35 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Friday Night
A 40 percent chance of snow, mainly after 5am. Patchy fog after 4am. Otherwise, increasing clouds, with a low around 27. Calm wind becoming south around 5 mph.
Saturday
Snow likely, mainly before noon. Patchy fog before 7am. Otherwise, mostly cloudy, with a high near 32. Southwest wind 5 to 10 mph becoming northwest 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.
Saturday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 20. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 30. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Mostly cloudy, with a low around 23. Southwest wind around 10 mph.
Monday
Mostly sunny, with a high near 40. Southwest wind around 10 mph.
Monday Night
Mostly cloudy, with a low around 32.
Tuesday
A 40 percent chance of rain. Mostly cloudy, with a high near 42.
Tuesday Night
A chance of rain and snow. Mostly cloudy, with a low around 26. Chance of precipitation is 30%.
Wednesday
A 20 percent chance of snow. Partly sunny, with a high near 30.
Wednesday Night
Partly cloudy, with a low around 15.
Thursday
Partly sunny, with a high near 30.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Rio WI
 43.46°N 89.23°W (Elev. 951 ft)
Last Update:
1:37 am CST Jan 9, 2026
Forecast Valid:
2am CST Jan 9, 2026-6pm CST Jan 15, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation