Major Winter Storm to Bring Heavy Snow and Ice Impacts; Dangerously Cold in the North-Central U.S.

A large, long-duration winter storm is expected to bring widespread heavy snow, sleet, and freezing rain from the Southern Rockies/Plains into the Mid-South beginning Friday, spreading eastward to the Mid-Atlantic and New England this weekend. An Arctic front will bring frigid temperatures and gusty winds that will lead to dangerous wind chills from the Northern Plains and Upper Midwest. Read More >

Hazardous Weather Conditions

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Mostly Cloudy and Breezy

18°F

-8°C

Humidity	58%
Wind Speed	W 22 G 32 mph
Barometer	30.14 in
Dewpoint	5°F (-15°C)
Visibility	10.00 mi
Wind Chill	1°F (-17°C)
Last update	22 Jan 12:45 pm CST

More Information:

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

Extended Forecast for

2 Miles NW Janesville WI

Cold Weather Advisory 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

Cold Weather Advisory

Extreme Cold Warning

This Afternoon
High: 19 °F
Slight Chance
Snow and
Patchy
Blowing Snow
Tonight
Low: -17 °F
Chance
Flurries and
Blustery then
Mostly Clear
Friday
High: -5 °F
Cold
Friday Night
Low: -15 °F
Mostly Cloudy
Saturday
High: 2 °F
Mostly Cloudy
then Slight
Chance Snow
Showers
Saturday Night
Low: -7 °F
Chance Snow
Sunday
High: 10 °F
Chance Snow
Sunday Night
Low: -8 °F
Slight Chance
Snow then
Partly Cloudy
Monday
High: 10 °F
Cold

Detailed Forecast

This Afternoon

A slight chance of snow before 5pm, then a chance of flurries after 5pm. Patchy blowing snow before 4pm. Mostly cloudy, with a high near 19. Wind chill values between -5 and zero. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.

Tonight

A chance of flurries before 9pm. Mostly cloudy, then gradually becoming mostly clear, with a low around -17. Wind chill values between -30 and -40. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph.

Friday

Sunny and cold, with a high near -5. Wind chill values between -30 and -40. Northwest wind 10 to 15 mph.

Friday Night

Mostly cloudy, with a low around -15. Wind chill values between -20 and -25. Northwest wind around 5 mph becoming calm in the evening.

Saturday

A 20 percent chance of snow showers after noon. Mostly cloudy and cold, with a high near 2. Calm wind becoming north around 5 mph.

Saturday Night

A 40 percent chance of snow. Mostly cloudy, with a low around -7. Calm wind becoming north around 5 mph after midnight.

Sunday

A 30 percent chance of snow. Partly sunny and cold, with a high near 10. North wind 5 to 10 mph.

Sunday Night

A 20 percent chance of snow before midnight. Partly cloudy, with a low around -8. Northwest wind around 10 mph.