Severe Weather and Heavy Rainfall from the Midwest to the Ohio Valley; Mid-Summer Heat Continues

Severe thunderstorm and heavy rainfall threats will persist from the Midwest to Lower Great Lakes through Monday, shifting into the Ohio Valley and Central Appalachians Monday evening into Tuesday. Mid-summer heat will continue across much of the CONUS this week, with record highs possible well into the 100s across the south-central High Plains. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Fog/Mist

70°F

21°C

Humidity	94%
Wind Speed	Calm
Barometer	29.89 in
Dewpoint	68°F (20°C)
Visibility	4.00 mi
Last update	10 Aug 2:35 am CDT

More Information:

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

Extended Forecast for

4 Miles WNW Clinton WI

Overnight
Low: 66 °F
Slight Chance
T-storms
Monday
High: 84 °F
Patchy Fog
then Chance
T-storms
Monday Night
Low: 65 °F
Chance
T-storms
Tuesday
High: 82 °F
Showers
Tuesday Night
Low: 65 °F
Chance
Showers
Wednesday
High: 82 °F
Chance
Showers
Wednesday Night
Low: 64 °F
Partly Cloudy
Thursday
High: 78 °F
Slight Chance
Showers then
Chance
Showers
Thursday Night
Low: 59 °F
Mostly Cloudy
then Slight
Chance
Showers

Detailed Forecast

Overnight

A 20 percent chance of showers and thunderstorms before 4am. Mostly cloudy, with a low around 66. Calm wind.

Monday

A 30 percent chance of showers and thunderstorms, mainly after 5pm. Patchy fog before 9am. Otherwise, partly sunny, with a high near 84. Calm wind becoming northeast around 5 mph.

Monday Night

A 40 percent chance of showers and thunderstorms, mainly after 10pm. Mostly cloudy, with a low around 65. East wind around 5 mph.

Tuesday

Showers and thunderstorms before 11am, then showers likely and possibly a thunderstorm between 11am and 1pm, then a chance of showers and thunderstorms after 1pm. High near 82. East wind around 5 mph becoming southwest in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

Tuesday Night

A chance of showers and thunderstorms before 1am, then a slight chance of showers. Partly cloudy, with a low around 65. East wind around 5 mph becoming calm. Chance of precipitation is 40%.

Wednesday

A chance of showers before 1pm, then a chance of showers and thunderstorms between 1pm and 4pm, then a chance of showers after 4pm. Partly sunny, with a high near 82. Calm wind becoming west around 5 mph in the morning. Chance of precipitation is 30%.

Wednesday Night

Partly cloudy, with a low around 64. North wind around 5 mph becoming calm.

Thursday

A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 78. Calm wind becoming east around 5 mph in the morning. Chance of precipitation is 50%.

Thursday Night

A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 59.

Friday

A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 75.

Friday Night

A 40 percent chance of showers. Mostly cloudy, with a low around 58.

Saturday

A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 76.

Saturday Night

A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 61.

Sunday

A 30 percent chance of showers. Partly sunny, with a high near 77.