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Hazardous Weather Conditions

Current conditions at

Madison, Dane County Regional-Truax Field (KMSN)

Lat: 43.14°NLon: 89.35°WElev: 860ft.

Mostly Cloudy

70°F

21°C

Humidity 68%
Wind Speed S 20 G 24 mph
Barometer 29.79 in (1008.5 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 17 Apr 10:53 am CDT
Extended Forecast for

3 Miles WSW Cottage Grove WI

Flood Watch April 17, 01:00pm until April 18, 07:00am
Click here for hazard details and duration
Flood Watch

  • Today

    Today: Showers and thunderstorms, mainly after 4pm. Some of the storms could be severe. High near 78. Breezy, with a south wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 78 °F

    Severe
    Thunderstorms
    and Breezy

  • Tonight

    Tonight: Showers and thunderstorms before 2am, then a slight chance of showers between 2am and 4am. Some of the storms could be severe. Low around 37. South wind around 15 mph becoming northwest after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 37 °F

    Severe
    Thunderstorms
    then Showers
    Likely

  • Saturday

    Saturday: Mostly sunny, with a high near 48. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 48 °F

    Partly Sunny
    then Mostly
    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 31. West wind 5 to 15 mph.

    Low: 31 °F

    Mostly Clear

  • Sunday

    Sunday: A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 48. Northwest wind 5 to 15 mph.

    High: 48 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 28. Northwest wind 5 to 10 mph becoming light and variable in the evening.

    Low: 28 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 56. Light southeast wind becoming south 5 to 10 mph in the morning.

    High: 56 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 44. South wind around 10 mph.

    Low: 44 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny

Detailed Forecast

Today
Showers and thunderstorms, mainly after 4pm. Some of the storms could be severe. High near 78. Breezy, with a south wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Showers and thunderstorms before 2am, then a slight chance of showers between 2am and 4am. Some of the storms could be severe. Low around 37. South wind around 15 mph becoming northwest after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Saturday
Mostly sunny, with a high near 48. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph.
Saturday Night
Mostly clear, with a low around 31. West wind 5 to 15 mph.
Sunday
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 48. Northwest wind 5 to 15 mph.
Sunday Night
Mostly clear, with a low around 28. Northwest wind 5 to 10 mph becoming light and variable in the evening.
Monday
Sunny, with a high near 56. Light southeast wind becoming south 5 to 10 mph in the morning.
Monday Night
Mostly cloudy, with a low around 44. South wind around 10 mph.
Tuesday
Mostly sunny, with a high near 72.
Tuesday Night
Mostly clear, with a low around 46.
Wednesday
Sunny, with a high near 72.
Wednesday Night
Partly cloudy, with a low around 50.
Thursday
A 20 percent chance of showers. Mostly sunny, with a high near 76.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Cottage Grove WI
 43.07°N 89.25°W (Elev. 948 ft)
Last Update:
11:07 am CDT Apr 17, 2026
Forecast Valid:
11am CDT Apr 17, 2026-6pm CDT Apr 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation