Tracking Storm System Across the Eastern U.S.

A storm system will continue to produce widespread showers and thunderstorms as it progresses eastward across the central U.S. into the Northeast through the weekend. There are risks of severe thunderstorms and excessive rainfall on Saturday from the Ozarks into the mid-Mississippi River Valley with potential for damaging winds, large hail, tornadoes, and flash flooding. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Fair

66°F

19°C

Humidity	68%
Wind Speed	S 10 G 16 mph
Barometer	29.69 in
Dewpoint	55°F (13°C)
Visibility	10.00 mi
Last update	17 Oct 11:10 pm CDT

More Information:

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

Extended Forecast for

Darien WI

Tonight
Low: 60 °F
Chance
T-storms
Saturday
High: 72 °F
Showers
Likely then
Mostly Sunny
Saturday Night
Low: 46 °F
Chance
T-storms then
Showers
Sunday
High: 57 °F
Chance
Showers and
Breezy
Sunday Night
Low: 38 °F
Mostly Clear
Monday
High: 65 °F
Sunny then
Slight Chance
Showers
Monday Night
Low: 42 °F
Chance
Showers
Tuesday
High: 51 °F
Breezy.
Mostly Sunny
then Slight
Chance
Showers
Tuesday Night
Low: 36 °F
Partly Cloudy

Detailed Forecast

Tonight

A 50 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 60. Southwest wind 5 to 10 mph.

Saturday

Showers likely and possibly a thunderstorm before 7am, then scattered showers and thunderstorms between 7am and 8am. Partly sunny, with a high near 72. Southwest wind around 10 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Saturday Night

A chance of showers and thunderstorms between 10pm and 1am, then showers after 1am. Low around 46. Light and variable wind becoming northwest 10 to 15 mph in the evening. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

Sunday

A 30 percent chance of showers before 1pm. Mostly cloudy, then gradually becoming sunny, with a high near 57. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph.

Sunday Night

Mostly clear, with a low around 38. West wind 5 to 10 mph becoming southwest after midnight.

Monday

A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 65. South wind 5 to 15 mph, with gusts as high as 25 mph.

Monday Night

A 40 percent chance of showers before 1am. Mostly cloudy, then gradually becoming mostly clear, with a low around 42. West wind 10 to 15 mph.

Tuesday

A 20 percent chance of showers after 1pm. Partly sunny, with a high near 51. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph.

Tuesday Night

Partly cloudy, with a low around 36.

Wednesday

Sunny, with a high near 55.