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Heavy Rain and Thunderstorms in the Plains; Snow in the Northern Rockies

A storm system moving eastward will bring widespread showers and thunderstorms over parts of the Northern Plains to the Southern Plains and Upper Great Lakes through Friday. Heavy snow will continue over parts of the Northern Rockies. Read More >

Current conditions at

Madison, Dane County Regional-Truax Field (KMSN)

Lat: 43.14°NLon: 89.35°WElev: 860ft.

Overcast

53°F

12°C

Humidity 80%
Wind Speed E 3 mph
Barometer 30.22 in (1023.6 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Last update 16 Oct 3:53 am CDT
Extended Forecast for

Cottage Grove WI

  • Today

    Today: A 20 percent chance of showers after 2pm. Cloudy, with a high near 65. East wind 5 to 10 mph becoming southeast in the afternoon.

    High: 65 °F

    Cloudy then
    Slight Chance
    Showers

  • Tonight

    Tonight: A 20 percent chance of showers before 10pm. Cloudy, then gradually becoming partly cloudy, with a low around 56. Southeast wind around 10 mph.

    Low: 56 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 77. South wind 10 to 15 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. Partly sunny, with a high near 73. Southwest wind 5 to 10 mph. Chance of precipitation is 50%.

    High: 73 °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 59. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 25 mph.

    High: 59 °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

Today
A 20 percent chance of showers after 2pm. Cloudy, with a high near 65. East wind 5 to 10 mph becoming southeast in the afternoon.
Tonight
A 20 percent chance of showers before 10pm. Cloudy, then gradually becoming partly cloudy, with a low around 56. Southeast wind around 10 mph.
Friday
Partly sunny, with a high near 77. South wind 10 to 15 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. Partly sunny, with a high near 73. Southwest wind 5 to 10 mph. Chance of precipitation is 50%.
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 59. 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 61.
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 57.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Cottage Grove WI
 43.09°N 89.19°W (Elev. 919 ft)
Last Update:
4:06 am CDT Oct 16, 2025
Forecast Valid:
4am 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