Hazardous Weather Conditions

Current conditions at

Madison, Dane County Regional-Truax Field (KMSN)

Lat: 43.14°NLon: 89.35°WElev: 860ft.

Mostly Cloudy

57°F

14°C

Humidity 53%
Wind Speed NE 9 mph
Barometer 30.28 in (1025.5 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Last update 20 May 11:53 am CDT
Extended Forecast for

Cottage Grove WI

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 63. North wind around 10 mph.

    High: 63 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 40. East wind around 10 mph.

    Low: 40 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 60. East wind around 10 mph.

    High: 60 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 44. East wind 5 to 10 mph.

    Low: 44 °F

    Mostly Cloudy

  • Friday

    Friday: A 40 percent chance of showers after 1pm.  Mostly cloudy, with a high near 63. East wind 10 to 15 mph.

    High: 63 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday Night

    Friday Night: Showers likely before 10pm, then showers likely and possibly a thunderstorm between 10pm and 1am, then showers likely after 1am.  Mostly cloudy, with a low around 48. East wind 5 to 15 mph.  Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 48 °F

    Showers
    Likely

  • Saturday

    Saturday: A 20 percent chance of showers before 1pm.  Mostly cloudy, with a high near 69. Northeast wind around 5 mph.

    High: 69 °F

    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 51. Northeast wind around 5 mph becoming calm  in the evening.

    Low: 51 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 76.

    High: 76 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 63. North wind around 10 mph.
Tonight
Mostly cloudy, with a low around 40. East wind around 10 mph.
Thursday
Partly sunny, with a high near 60. East wind around 10 mph.
Thursday Night
Mostly cloudy, with a low around 44. East wind 5 to 10 mph.
Friday
A 40 percent chance of showers after 1pm. Mostly cloudy, with a high near 63. East wind 10 to 15 mph.
Friday Night
Showers likely before 10pm, then showers likely and possibly a thunderstorm between 10pm and 1am, then showers likely after 1am. Mostly cloudy, with a low around 48. East wind 5 to 15 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
A 20 percent chance of showers before 1pm. Mostly cloudy, with a high near 69. Northeast wind around 5 mph.
Saturday Night
Mostly cloudy, with a low around 51. Northeast wind around 5 mph becoming calm in the evening.
Sunday
Partly sunny, with a high near 76.
Sunday Night
Partly cloudy, with a low around 52.
Memorial Day
Mostly sunny, with a high near 81.
Monday Night
Partly cloudy, with a low around 56.
Tuesday
Mostly sunny, with a high near 83.
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ABOUT THIS FORECAST

 
Point Forecast:
Cottage Grove WI
 43.09°N 89.19°W (Elev. 919 ft)
11:51 am CDT May 20, 2026
12pm CDT May 20, 2026-6pm CDT May 26, 2026
 
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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