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

Multiple clipper systems will bring cold temperatures and enhance lake-effect snow downwind of the Great Lakes. An arctic blast will bring frigid temperatures accompanied with gusty winds that may lead to dangerous wind chills beginning in the Northern Plains Thursday before expanding to the South and East. An expansive winter storm will start Friday in the Southern Rockies/Plains and Mid-South. Read More >

Hazardous Weather Conditions

Current conditions at

Madison, Dane County Regional-Truax Field (KMSN)

Lat: 43.14°NLon: 89.35°WElev: 860ft.

Light Snow

21°F

-6°C

Humidity	78%
Wind Speed	W 7 G 17 mph
Barometer	29.82 in (1011.3 mb)
Dewpoint	15°F (-9°C)
Visibility	9.00 mi
Wind Chill	12°F (-11°C)
Last update	21 Jan 1:53 pm CST

More Information:

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

Extended Forecast for

Monona WI

Extreme Cold Watch January 23, 01:00pm until January 24, 12:00pm

Extreme Cold Warning January 23, 12:00am until January 23, 01:00pm

Click here for hazard details and duration

Extreme Cold Watch

Extreme Cold Warning

This Afternoon
High: 23 °F
Snow Likely
Tonight
Low: 7 °F
Snow then
Mostly Clear
Thursday
High: 18 °F
Mostly Sunny
then Slight
Chance Snow
Thursday Night
Low: -17 °F
Partly Cloudy
Friday
High: -6 °F
Cold
Friday Night
Low: -16 °F
Partly Cloudy
Saturday
High: 1 °F
Cold
Saturday Night
Low: -5 °F
Chance Snow
Sunday
High: 10 °F
Chance Snow

Detailed Forecast

This Afternoon

Snow likely after 4pm. Mostly cloudy, with a high near 23. Southwest wind around 10 mph. Chance of precipitation is 60%. Total daytime snow accumulation of less than a half inch possible.

Tonight

Snow, mainly before 8pm. Low around 7. Wind chill values between zero and 5. Southwest wind 10 to 15 mph becoming northwest in the evening. Winds could gust as high as 35 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

Thursday

A chance of flurries between 9am and 3pm, then a slight chance of snow after 3pm. Mostly sunny, with a high near 18. Wind chill values between -5 and 5. West wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.

Thursday Night

Partly cloudy, with a low around -17. Wind chill values between -25 and -35. Northwest wind 10 to 15 mph, with gusts as high as 30 mph.

Friday

Sunny and cold, with a high near -6. Northwest wind 5 to 10 mph.

Friday Night

Partly cloudy, with a low around -16. Northwest wind around 5 mph becoming calm in the evening.

Saturday

Partly sunny and cold, with a high near 1. Calm wind becoming north around 5 mph.

Saturday Night

A 30 percent chance of snow. Mostly cloudy, with a low around -5. Calm wind becoming north around 5 mph.

Sunday

A 30 percent chance of snow, mainly before noon. Mostly cloudy and cold, with a high near 10.