Lake-effect Snow and Whiteout Conditions in the Great Lakes Region; Below-average Temperatures in the East

Heavy lake-effect and lake-enhanced snow will persist downwind of the Great Lakes and produce some whiteout conditions that could cause difficult travel conditions. A coastal low will produce moderate to heavy snow over parts of southern and eastern New England into the afternoon. Below average temperatures are expected across the eastern U.S., particularly with chilly morning temperatures. Read More >

Current conditions at

Madison, Dane County Regional-Truax Field (KMSN)

Lat: 43.14°NLon: 89.35°WElev: 860ft.

Fair

-2°F

-19°C

Humidity 75%
Wind Speed SW 3 mph
Barometer 30.29 in (1028.3 mb)
Dewpoint -8°F (-22°C)
Visibility 10.00 mi
Last update 20 Jan 6:53 am CST
Extended Forecast for

Madison WI

Winter Weather Advisory January 20, 09:00pm until January 21, 06:00am
Click here for hazard details and duration
Winter Weather Advisory
  • Today

    Today: Increasing clouds, with a high near 16. Wind chill values between -5 and -15. West wind 5 to 10 mph.

    High: 16 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Snow, mainly after 7pm. The snow could be heavy at times.  Low around 12. South wind around 5 mph becoming north after midnight.  Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    Low: 12 °F

    Heavy Snow

  • Wednesday

    Wednesday: A 20 percent chance of snow showers after noon.  Mostly cloudy, with a high near 24. West wind 5 to 15 mph.

    High: 24 °F

    Mostly Cloudy
    then Slight
    Chance Snow
    Showers

  • Wednesday Night

    Wednesday Night: A 50 percent chance of snow showers before midnight.  Mostly cloudy, with a low around 6. Wind chill values between -5 and 5. West wind 10 to 15 mph, with gusts as high as 30 mph.

    Low: 6 °F

    Chance Snow
    Showers then
    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 16. West wind 10 to 15 mph.

    High: 16 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around -14. Northwest wind around 15 mph.

    Low: -14 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny and cold, with a high near -4. Northwest wind 10 to 15 mph.

    High: -4 °F

    Cold

  • Friday Night

    Friday Night: Partly cloudy, with a low around -15. Northwest wind 5 to 10 mph.

    Low: -15 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny and cold, with a high near 1.

    High: 1 °F

    Cold

Detailed Forecast

Today
Increasing clouds, with a high near 16. Wind chill values between -5 and -15. West wind 5 to 10 mph.
Tonight
Snow, mainly after 7pm. The snow could be heavy at times. Low around 12. South wind around 5 mph becoming north after midnight. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Wednesday
A 20 percent chance of snow showers after noon. Mostly cloudy, with a high near 24. West wind 5 to 15 mph.
Wednesday Night
A 50 percent chance of snow showers before midnight. Mostly cloudy, with a low around 6. Wind chill values between -5 and 5. West wind 10 to 15 mph, with gusts as high as 30 mph.
Thursday
Mostly sunny, with a high near 16. West wind 10 to 15 mph.
Thursday Night
Partly cloudy, with a low around -14. Northwest wind around 15 mph.
Friday
Mostly sunny and cold, with a high near -4. Northwest wind 10 to 15 mph.
Friday Night
Partly cloudy, with a low around -15. Northwest wind 5 to 10 mph.
Saturday
Partly sunny and cold, with a high near 1.
Saturday Night
A 20 percent chance of snow. Partly cloudy, with a low around -9.
Sunday
A 20 percent chance of snow. Mostly sunny, with a high near 12.
Sunday Night
Partly cloudy, with a low around -4.
Monday
Mostly sunny, with a high near 14.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Madison WI
 43.07°N 89.4°W (Elev. 879 ft)
5:17 am CST Jan 20, 2026
7am CST Jan 20, 2026-6pm CST Jan 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