


Hazardous Weather Conditions
Current conditions at
Janesville-Rock County (KJVL)
Lat: 42.62°NLon: 89.04°WElev: 801ft.
Fair
77°F
25°C
Humidity | 83% |
Wind Speed | SW 10 mph |
Barometer | 29.93 in |
Dewpoint | 72°F (22°C) |
Visibility | 10.00 mi |
Heat Index | 78°F (26°C) |
Last update | 22 Jun 4:10 am CDT |
Extended Forecast for
5 Miles SSW Janesville WI
Heat Advisory June 22, 04:35am until June 23, 07:00pm
NOW until 7:00pm Mon
Heat Advisory
Today
High: 96 °F
Sunny then
Sunny and
BreezyTonight
Low: 74 °F
Clear
Monday
High: 94 °F
Hot
Monday Night
Low: 71 °F
Chance
T-stormsTuesday
High: 86 °F
Showers
LikelyTuesday Night
Low: 66 °F
Chance
T-storms then
Showers
LikelyWednesday
High: 88 °F
Showers
LikelyWednesday Night
Low: 68 °F
Chance
T-storms
Detailed Forecast
Today
Sunny and hot, with a high near 96. Heat index values as high as 104. Breezy, with a southwest wind 10 to 20 mph, with gusts as high as 30 mph.
Tonight
Clear, with a low around 74. Southwest wind 10 to 15 mph, with gusts as high as 30 mph.
Monday
Sunny and hot, with a high near 94. Heat index values as high as 97. Southwest wind around 15 mph, with gusts as high as 25 mph.
Monday Night
A 50 percent chance of showers and thunderstorms. Increasing clouds, with a low around 71. West wind 10 to 15 mph decreasing to 5 to 10 mph after midnight.
Tuesday
Showers likely and possibly a thunderstorm before 7am, then showers likely between 7am and 10am, then showers likely and possibly a thunderstorm after 10am. Partly sunny, with a high near 86. North wind 5 to 10 mph becoming west in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 66. Northeast wind 5 to 10 mph becoming southeast after midnight. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 88. South wind 5 to 10 mph becoming west in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Southwest wind 5 to 10 mph becoming south in the evening.
Thursday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 85. Chance of precipitation is 70%.
Thursday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.
Friday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 85.
Friday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66.
Saturday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 86.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
5 Miles SSW Janesville WI
42.63°N 89.04°W (Elev. 804 ft)
42.63°N 89.04°W (Elev. 804 ft)
4:08 am CDT Jun 22, 2025
4am CDT Jun 22, 2025-6pm CDT Jun 28, 2025