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Marginal Risks of Severe Storms on the Central Plains; Flash flooding on the Northern Plains; Frost & Freeze Warnings in portions of the West & Northeast

A storm system developing across the Plains may cause locally severe weather in western Kansas and southwestern Nebraska today, with isolated flash flooding possible in portions of eastern Montana and western North Dakota. Frost and Freeze Warnings are in effect for portions of the central Rockies and central Appalachians tonight into Friday morning. Read More >

Current conditions at

Madison, Dane County Regional-Truax Field (KMSN)

Lat: 43.14°NLon: 89.35°WElev: 860ft.

Overcast

62°F

17°C

Humidity 67%
Wind Speed SE 10 mph
Barometer 30.18 in (1022.0 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 16 Oct 11:53 am CDT
Extended Forecast for

4 Miles NNW Sun Prairie WI

  • This Afternoon

    This Afternoon: A 30 percent chance of showers, mainly between 1pm and 4pm. Partly sunny, with a high near 66. Southeast wind around 10 mph.

    High: 66 °F

    Chance
    Showers

  • Tonight

    Tonight: A 10 percent chance of showers before 7pm. Mostly cloudy, with a low around 55. Southeast wind around 10 mph.

    Low: 55 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 77. South wind around 15 mph, with gusts as high as 25 mph.

    High: 77 °F

    Partly Sunny

  • Friday Night

    Friday Night: A chance of showers before 1am, then showers and possibly a thunderstorm between 1am and 4am, then showers after 4am. Low around 58. South wind 10 to 15 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 58 °F

    Chance
    Showers then
    Showers

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after 4pm. Mostly sunny, with a high near 72. Southwest wind 5 to 10 mph. Chance of precipitation is 40%.

    High: 72 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 1am, then showers likely and possibly a thunderstorm between 1am and 4am, then showers likely after 4am. Increasing clouds, with a low around 45. Northwest wind 5 to 15 mph. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 45 °F

    Chance
    T-storms then
    Showers
    Likely

  • Sunday

    Sunday: A 30 percent chance of showers before 1pm. Mostly cloudy, then gradually becoming sunny, with a high near 58. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 25 mph.

    High: 58 °F

    Chance
    Showers and
    Breezy

  • Sunday Night

    Sunday Night: Clear, with a low around 40. West wind 5 to 10 mph.

    Low: 40 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

Detailed Forecast

This Afternoon
A 30 percent chance of showers, mainly between 1pm and 4pm. Partly sunny, with a high near 66. Southeast wind around 10 mph.
Tonight
A 10 percent chance of showers before 7pm. Mostly cloudy, with a low around 55. Southeast wind around 10 mph.
Friday
Partly sunny, with a high near 77. South wind around 15 mph, with gusts as high as 25 mph.
Friday Night
A chance of showers before 1am, then showers and possibly a thunderstorm between 1am and 4am, then showers after 4am. Low around 58. South wind 10 to 15 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
A chance of showers, with thunderstorms also possible after 4pm. Mostly sunny, with a high near 72. Southwest wind 5 to 10 mph. Chance of precipitation is 40%.
Saturday Night
A chance of showers and thunderstorms before 1am, then showers likely and possibly a thunderstorm between 1am and 4am, then showers likely after 4am. Increasing clouds, with a low around 45. Northwest wind 5 to 15 mph. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.
Sunday
A 30 percent chance of showers before 1pm. Mostly cloudy, then gradually becoming sunny, with a high near 58. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 25 mph.
Sunday Night
Clear, with a low around 40. West wind 5 to 10 mph.
Monday
Sunny, with a high near 65.
Monday Night
A 30 percent chance of showers after 1am. Partly cloudy, with a low around 45.
Tuesday
A 40 percent chance of showers. Partly sunny, with a high near 59.
Tuesday Night
A 30 percent chance of showers. Partly cloudy, with a low around 40.
Wednesday
A 20 percent chance of showers. Mostly sunny, with a high near 56.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNW Sun Prairie WI
 43.24°N 89.27°W (Elev. 1014 ft)
Last Update:
12:27 pm CDT Oct 16, 2025
Forecast Valid:
12pm CDT Oct 16, 2025-6pm CDT Oct 22, 2025
 
Forecast Discussion
 
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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