National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Madison, Dane County Regional-Truax Field (KMSN)

Lat: 43.14°NLon: 89.35°WElev: 860ft.

A Few Clouds

30°F

-1°C

Humidity 64%
Wind Speed Calm
Barometer 30.20 in (1023.5 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Last update 3 Mar 12:53 am CST
Extended Forecast for

Cottage Grove WI

  • Overnight

    Overnight: A chance of freezing rain, mainly after 5am. Cloudy, with a low around 30. Southeast wind around 5 mph becoming calm. Chance of precipitation is 30%.

    Low: 30 °F

    Chance
    Freezing Rain

  • Tuesday

    Tuesday: A chance of freezing rain before 7am, then a chance of rain between 7am and 9am. Partly sunny, with a high near 45. Calm wind becoming southeast around 5 mph. Chance of precipitation is 30%.

    High: 45 °F

    Chance
    Rain/Freezing
    Rain then
    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog after 4am. Otherwise, partly cloudy, with a low around 28. Calm wind.

    Low: 28 °F

    Partly Cloudy
    then Patchy
    Fog

  • Wednesday

    Wednesday: Mostly sunny, with a high near 53. Calm wind becoming east around 5 mph in the afternoon.

    High: 53 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 40 percent chance of rain, mainly after midnight. Increasing clouds, with a low around 37. East wind around 5 mph becoming calm.

    Low: 37 °F

    Chance Rain

  • Thursday

    Thursday: Rain likely, mainly before noon. Cloudy, with a high near 50. East wind 5 to 10 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 50 °F

    Rain Likely

  • Thursday Night

    Thursday Night: A 20 percent chance of rain. Mostly cloudy, with a low around 40. East wind around 5 mph becoming calm.

    Low: 40 °F

    Slight Chance
    Rain

  • Friday

    Friday: Rain. High near 63. South wind 5 to 15 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 63 °F

    Rain

  • Friday Night

    Friday Night: Rain and possibly a thunderstorm. Low around 46. Chance of precipitation is 80%.

    Low: 46 °F

    Rain

Detailed Forecast

Overnight
A chance of freezing rain, mainly after 5am. Cloudy, with a low around 30. Southeast wind around 5 mph becoming calm. Chance of precipitation is 30%.
Tuesday
A chance of freezing rain before 7am, then a chance of rain between 7am and 9am. Partly sunny, with a high near 45. Calm wind becoming southeast around 5 mph. Chance of precipitation is 30%.
Tuesday Night
Patchy fog after 4am. Otherwise, partly cloudy, with a low around 28. Calm wind.
Wednesday
Mostly sunny, with a high near 53. Calm wind becoming east around 5 mph in the afternoon.
Wednesday Night
A 40 percent chance of rain, mainly after midnight. Increasing clouds, with a low around 37. East wind around 5 mph becoming calm.
Thursday
Rain likely, mainly before noon. Cloudy, with a high near 50. East wind 5 to 10 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 40. East wind around 5 mph becoming calm.
Friday
Rain. High near 63. South wind 5 to 15 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Friday Night
Rain and possibly a thunderstorm. Low around 46. Chance of precipitation is 80%.
Saturday
A 20 percent chance of rain before noon. Partly sunny, with a high near 59.
Saturday Night
Mostly clear, with a low around 34.
Sunday
Sunny, with a high near 60.
Sunday Night
Partly cloudy, with a low around 39.
Monday
Sunny, with a high near 61.
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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:
1:31 am CST Mar 3, 2026
Forecast Valid:
1am CST Mar 3, 2026-6pm CDT Mar 9, 2026
 
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