Heavy Great Lakes Snow through Friday; Watching Potential for Major Winter Storm Late Week into this Weekend

Heavy lake effect snow will continue in the Great Lakes into Wednesday before another storm brings a widespread general snow followed by another round of heavy lake effect snow. A wide-ranging winter storm will produce great swaths of heavy snow, sleet, and treacherous freezing rain from the southern Rockies/Plains and Mid-South starting Friday and shifting toward the East Coast through Sunday. Read More >

Hazardous Weather Conditions

Current conditions at

Madison, Dane County Regional-Truax Field (KMSN)

Lat: 43.14°NLon: 89.35°WElev: 860ft.

A Few Clouds

7°F

-14°C

Humidity	52%
Wind Speed	W 8 mph
Barometer	30.32 in (1029.0 mb)
Dewpoint	-7°F (-22°C)
Visibility	10.00 mi
Wind Chill	-6°F (-21°C)
Last update	20 Jan 10:53 am CST

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

2 Miles ENE Windsor WI

Winter Weather Advisory January 20, 09:00pm until January 21, 06:00am

Click here for hazard details and duration

Winter Weather Advisory

Today
High: 13 °F
Increasing
Clouds
Tonight
Low: 9 °F
Snow
Wednesday
High: 23 °F
Partly Sunny
then Snow
Likely
Wednesday Night
Low: 4 °F
Snow Likely
then Partly
Cloudy
Thursday
High: 14 °F
Mostly Sunny
Thursday Night
Low: -14 °F
Partly Cloudy
Friday
High: -5 °F
Cold
Friday Night
Low: -16 °F
Partly Cloudy
Saturday
High: 0 °F
Cold

Detailed Forecast

Today

Increasing clouds, with a high near 13. Wind chill values between -10 and zero. Southwest wind 5 to 10 mph.

Tonight

Snow, mainly before 5am. Low around 9. Wind chill values between zero and 5. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.

Wednesday

Snow likely, mainly after 4pm. Mostly cloudy, with a high near 23. Wind chill values between zero and 10. Northwest wind 5 to 10 mph becoming southwest 10 to 15 mph in the afternoon. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

Wednesday Night

Snow likely, mainly before 9pm. Mostly cloudy, with a low around 4. Wind chill values between -10 and zero. West wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.

Thursday

Mostly sunny, with a high near 14. West wind 10 to 15 mph.

Thursday Night

Partly cloudy, with a low around -14. Northwest wind around 10 mph.

Friday

Mostly sunny and cold, with a high near -5. Northwest wind 5 to 10 mph.

Friday Night

Partly cloudy, with a low around -16. Northwest wind around 5 mph.

Saturday

Mostly sunny and cold, with a high near 0.

Saturday Night

A 20 percent chance of snow. Partly cloudy, with a low around -9.