Current conditions at

Madison, Dane County Regional-Truax Field (KMSN)

Lat: 43.14°NLon: 89.35°WElev: 860ft.

Light Freezing Rain Fog/Mist

32°F

0°C

Humidity 96%
Wind Speed N 17 G 24 mph
Barometer 29.46 in (998.4 mb)
Dewpoint 31°F (-1°C)
Visibility 3.00 mi
Wind Chill21°F (-6°C)
Last update 15 Mar 11:53 am CDT
Extended Forecast for

4 Miles S Cottage Grove WI

Winter Weather Advisory March 15, 12:02pm until March 15, 07:00pm
Winter Storm Warning March 15, 07:00pm until March 16, 04:00pm
Click here for hazard details and duration
Winter Weather Advisory
Winter Storm Warning
  •  
    Winter Weather Advisory March 15, 12:02pm until March 15, 07:00pm

    NOW until 7:00pm Sun

    Winter Weather Advisory

  • This Afternoon

    High: 38 °F

    Rain/Sleet

  • Tonight

    Tonight: Snow, freezing rain, and sleet before 9pm, then snow likely, possibly mixed with freezing rain between 9pm and 10pm, then snow after 10pm. The snow could be heavy at times.  Widespread blowing snow, mainly after 2am. Low around 17. Windy, with a north wind 20 to 30 mph, with gusts as high as 45 mph.  Chance of precipitation is 100%. New ice accumulation of less than a 0.1 of an inch possible.  New snow and sleet accumulation of 3 to 5 inches possible.

    Low: 17 °F

    Wintry Mix
    and Blowing
    Snow

  • Monday

    Monday: Snow, mainly before noon.  Widespread blowing snow, mainly between 10am and 11am. High near 20. Wind chill values between zero and 5. Windy, with a northwest wind 25 to 30 mph, with gusts as high as 45 mph.  Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    High: 20 °F

    Snow and
    Blowing Snow

  • Monday Night

    Monday Night: Cloudy during the early evening, then gradual clearing, with a low around 2. Wind chill values between -5 and -10. Blustery, with a northwest wind 10 to 20 mph, with gusts as high as 30 mph.

    Low: 2 °F

    Mostly Cloudy
    and Blustery
    then Mostly
    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 23. Northwest wind 5 to 10 mph becoming southwest in the afternoon.

    High: 23 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Snow.  Low around 15. South wind 5 to 10 mph.  Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    Low: 15 °F

    Snow

  • Wednesday

    Wednesday: Cloudy, then gradually becoming mostly sunny, with a high near 42. Southwest wind around 10 mph.

    High: 42 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 30. Southwest wind around 5 mph.

    Low: 30 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Rain before 5pm, then rain, possibly mixed with sleet. Some thunder is also possible. High near 38. East wind 5 to 15 mph becoming north. Winds could gust as high as 30 mph. Chance of precipitation is 100%. Total daytime sleet accumulation of less than a half inch possible.
Tonight
Snow, freezing rain, and sleet before 9pm, then snow likely, possibly mixed with freezing rain between 9pm and 10pm, then snow after 10pm. The snow could be heavy at times. Widespread blowing snow, mainly after 2am. Low around 17. Windy, with a north wind 20 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 100%. New ice accumulation of less than a 0.1 of an inch possible. New snow and sleet accumulation of 3 to 5 inches possible.
Monday
Snow, mainly before noon. Widespread blowing snow, mainly between 10am and 11am. High near 20. Wind chill values between zero and 5. Windy, with a northwest wind 25 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Monday Night
Cloudy during the early evening, then gradual clearing, with a low around 2. Wind chill values between -5 and -10. Blustery, with a northwest wind 10 to 20 mph, with gusts as high as 30 mph.
Tuesday
Sunny, with a high near 23. Northwest wind 5 to 10 mph becoming southwest in the afternoon.
Tuesday Night
Snow. Low around 15. South wind 5 to 10 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Wednesday
Cloudy, then gradually becoming mostly sunny, with a high near 42. Southwest wind around 10 mph.
Wednesday Night
Mostly cloudy, with a low around 30. Southwest wind around 5 mph.
Thursday
Mostly sunny, with a high near 46.
Thursday Night
Mostly cloudy, with a low around 33.
Friday
Mostly cloudy, with a high near 53.
Friday Night
Mostly cloudy, with a low around 33.
Saturday
Mostly sunny, with a high near 48.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Cottage Grove WI
 43.02°N 89.19°W (Elev. 1004 ft)
11:53 am CDT Mar 15, 2026
12pm CDT Mar 15, 2026-6pm CDT Mar 21, 2026
 
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Additional Resources

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