Tracking Winter Weather and Frigid Temperatures This Weekend

Another clipper will drop into the Northern Plains and Upper Midwest into Sunday with snow and gusty winds contributing to some areas of blizzard conditions and snow squalls. Impactful snowfall will occur up and down the East Coast Sunday extending from the western Florida Panhandle to Maine. Read More >

Hazardous Weather Conditions

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Mostly Cloudy

5°F

-15°C

Humidity	66%
Wind Speed	W 13 mph
Barometer	30.00 in
Dewpoint	-4°F (-20°C)
Visibility	10.00 mi
Wind Chill	-12°F (-24°C)
Last update	18 Jan 9:45 am CST

More Information:

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

Extended Forecast for

7 Miles WSW Fort Atkinson WI

Winter Weather Advisory January 18, 06:00pm until January 19, 12:00pm

Cold Weather Advisory January 19, 03:00am until January 19, 12:00pm

Click here for hazard details and duration

Winter Weather Advisory

Cold Weather Advisory

Today
High: 16 °F
Cloudy then
Snow
Tonight
Low: -3 °F
Snow and
Breezy then
Chance Snow
and Patchy
Blowing Snow
M.L.King Day
High: 5 °F
Patchy
Blowing Snow
and Windy
then Mostly
Sunny and
Breezy
Monday Night
Low: -4 °F
Partly Cloudy
Tuesday
High: 15 °F
Sunny
Tuesday Night
Low: 7 °F
Snow Likely
Wednesday
High: 22 °F
Chance Snow
Wednesday Night
Low: 4 °F
Partly Cloudy
Thursday
High: 16 °F
Mostly Sunny

Detailed Forecast

Today

Snow, mainly after 3pm. High near 16. Wind chill values between -10 and zero. Southwest wind 10 to 15 mph. Chance of precipitation is 90%. Total daytime snow accumulation of less than one inch possible.

Tonight

Snow, mainly before 11pm. Patchy blowing snow after midnight. Low around -3. Wind chill values between -15 and -25. Windy, with a southwest wind 10 to 15 mph becoming northwest 20 to 25 mph after midnight. Winds could gust as high as 40 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

M.L.King Day

Patchy blowing snow before noon. Mostly sunny and cold, with a high near 5. Wind chill values between -15 and -25. Windy, with a northwest wind 15 to 25 mph, with gusts as high as 35 mph.

Monday Night

Partly cloudy, with a low around -4. Wind chill values between -10 and -15. West wind 5 to 10 mph.

Tuesday

Sunny, with a high near 15. Southwest wind 5 to 10 mph.

Tuesday Night

Snow likely, mainly after midnight. Mostly cloudy, with a low around 7. South wind around 5 mph becoming west after midnight. Chance of precipitation is 60%. New snow accumulation of around an inch possible.

Wednesday

A 30 percent chance of snow. Mostly cloudy, with a high near 22. West wind 5 to 15 mph.

Wednesday Night

Partly cloudy, with a low around 4. West wind around 10 mph.

Thursday

Mostly sunny, with a high near 16.

Thursday Night

A 20 percent chance of snow. Mostly cloudy, with a low around 7.

Friday

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

Friday Night

A 20 percent chance of snow. Mostly cloudy, with a low around -1.