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.

Fair

28°F

-2°C

Humidity 63%
Wind Speed NW 3 mph
Barometer 30.09 in (1020.0 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Last update 14 Mar 12:53 am CDT
Extended Forecast for

3 Miles SW Cottage Grove WI

Winter Storm Watch March 15, 04:00pm until March 16, 07:00pm
Click here for hazard details and duration
Winter Storm Watch

  • Overnight

    Overnight: Mostly cloudy, with a low around 26. Northwest wind around 5 mph.

    Low: 26 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 30 percent chance of snow, mainly before 3pm. Cloudy, with a high near 38. Light and variable wind becoming southeast 5 to 10 mph in the morning.

    High: 38 °F

    Mostly Cloudy
    then Chance
    Snow

  • Saturday Night

    Saturday Night: A chance of snow between 7pm and 1am, then a chance of rain after 1am. Cloudy, with a low around 30. East wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 50%.

    Low: 30 °F

    Chance Snow
    then Chance
    Rain/Snow

  • Sunday

    Sunday: Rain. High near 51. Southeast wind around 15 mph becoming northeast in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 51 °F

    Rain Likely
    then Rain

  • Sunday Night

    Sunday Night: Rain, snow, and freezing rain, becoming all snow after 10pm. The snow could be heavy at times. Widespread blowing snow, mainly after 1am. Low around 16. Windy, with a north wind 20 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New ice accumulation of less than a 0.1 of an inch possible. New snow accumulation of 3 to 5 inches possible.

    Low: 16 °F

    Wintry Mix
    and Blowing
    Snow

  • Monday

    Monday: Snow likely, mainly before 1pm. Areas of blowing snow. Cloudy, with a high near 20. Windy, with a northwest wind 25 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    High: 20 °F

    Snow Likely
    and Areas
    Blowing Snow

  • Monday Night

    Monday Night: Cloudy during the early evening, then gradual clearing, with a low around 3. Blustery, with a northwest wind 10 to 20 mph, with gusts as high as 35 mph.

    Low: 3 °F

    Decreasing
    Clouds and
    Blustery then
    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 23. Northwest wind 5 to 10 mph.

    High: 23 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Snow likely. Mostly cloudy, with a low around 15. Chance of precipitation is 70%.

    Low: 15 °F

    Snow Likely

Detailed Forecast

Overnight
Mostly cloudy, with a low around 26. Northwest wind around 5 mph.
Saturday
A 30 percent chance of snow, mainly before 3pm. Cloudy, with a high near 38. Light and variable wind becoming southeast 5 to 10 mph in the morning.
Saturday Night
A chance of snow between 7pm and 1am, then a chance of rain after 1am. Cloudy, with a low around 30. East wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 50%.
Sunday
Rain. High near 51. Southeast wind around 15 mph becoming northeast in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Sunday Night
Rain, snow, and freezing rain, becoming all snow after 10pm. The snow could be heavy at times. Widespread blowing snow, mainly after 1am. Low around 16. Windy, with a north wind 20 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New ice accumulation of less than a 0.1 of an inch possible. New snow accumulation of 3 to 5 inches possible.
Monday
Snow likely, mainly before 1pm. Areas of blowing snow. Cloudy, with a high near 20. Windy, with a northwest wind 25 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Monday Night
Cloudy during the early evening, then gradual clearing, with a low around 3. Blustery, with a northwest wind 10 to 20 mph, with gusts as high as 35 mph.
Tuesday
Mostly sunny, with a high near 23. Northwest wind 5 to 10 mph.
Tuesday Night
Snow likely. Mostly cloudy, with a low around 15. Chance of precipitation is 70%.
Wednesday
A 20 percent chance of snow before 1pm. Mostly cloudy, with a high near 42.
Wednesday Night
Partly cloudy, with a low around 30.
Thursday
Mostly sunny, with a high near 49.
Thursday Night
Mostly cloudy, with a low around 33.
Friday
Partly sunny, with a high near 50.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Cottage Grove WI
 43.04°N 89.25°W (Elev. 892 ft)
Last Update:
1:22 am CDT Mar 14, 2026
Forecast Valid:
1am CDT Mar 14, 2026-6pm CDT Mar 20, 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