Tracking Winter Weather and Frigid Temperatures Through This Weekend

A clipper storm will move across the Great Lakes through this weekend with periods of light snow, gusty winds, and lake effect snow bands which could make for hazardous travel at times. A frigid airmass will spread eastward behind this storm into the Midwest and Eastern U.S. through the weekend. Read More >

Hazardous Weather Conditions

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Light Snow

16°F

-9°C

Humidity	73%
Wind Speed	W 15 G 20 mph
Barometer	29.96 in
Dewpoint	9°F (-13°C)
Visibility	5.00 mi
Wind Chill	1°F (-17°C)
Last update	17 Jan 2:45 pm CST

More Information:

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

Extended Forecast for

3 Miles NNW Afton WI

Winter Weather Advisory January 17, 03:16pm until January 17, 09:00pm

Click here for hazard details and duration

Winter Weather Advisory

Winter Weather Advisory January 17, 03:16pm until January 17, 09:00pm
NOW until 9:00pm Sat
Winter Weather Advisory
This Afternoon
High: 19 °F
Snow
Tonight
Low: 5 °F
Chance Snow
then Mostly
Cloudy
Sunday
High: 17 °F
Slight Chance
Snow then
Snow
Sunday Night
Low: -2 °F
Snow and
Breezy then
Mostly Cloudy
and Windy
M.L.King Day
High: 4 °F
Cold and
Blustery
Monday Night
Low: -4 °F
Partly Cloudy
Tuesday
High: 17 °F
Mostly Sunny
Tuesday Night
Low: 11 °F
Snow Likely

Detailed Forecast

This Afternoon

Snow. High near 19. West wind around 15 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 1 to 2 inches possible.

Tonight

A 40 percent chance of snow, mainly before 8pm. Mostly cloudy, with a low around 5. Wind chill values between -10 and zero. West wind 10 to 15 mph.

Sunday

Snow, mainly after 3pm. High near 17. Wind chill values between -10 and zero. Southwest wind 10 to 15 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

Sunday Night

Snow, mainly before midnight. Low around -2. Wind chill values between -15 and -25. Windy, with a southwest wind 10 to 15 mph becoming northwest 20 to 25 mph in the evening. Winds could gust as high as 35 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

M.L.King Day

Mostly sunny and cold, with a high near 4. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 35 mph.

Monday Night

Partly cloudy, with a low around -4. West wind 5 to 15 mph.

Tuesday

Mostly sunny, with a high near 17. Southwest wind around 10 mph.

Tuesday Night

Snow likely, mainly after midnight. Mostly cloudy, with a low around 11. South wind around 10 mph. Chance of precipitation is 60%.

Wednesday

A 20 percent chance of snow. Mostly cloudy, with a high near 23.

Wednesday Night

Partly cloudy, with a low around 4.