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Hazardous Weather Conditions
Current conditions at
Janesville-Rock County (KJVL)
Lat: 42.62°NLon: 89.04°WElev: 801ft.
Overcast
72°F
22°C
| Humidity | 78% |
| Wind Speed | S 13 mph |
| Barometer | 29.89 in |
| Dewpoint | 64°F (18°C) |
| Visibility | 10.00 mi |
| Last update | 13 Apr 1:45 pm CDT |
Extended Forecast for
5 Miles SSW Janesville WI
This Afternoon

High: 75 °F
Chance
T-stormsTonight
Low: 64 °F
Chance
T-storms then
Showers
Likely and
Patchy FogTuesday
High: 81 °F
Patchy Fog
then T-storms
LikelyTuesday Night
Low: 59 °F
T-storms then
ShowersWednesday
High: 71 °F
Chance
Showers then
ShowersWednesday Night

Low: 57 °F
Showers
LikelyThursday

High: 72 °F
Chance
ShowersThursday Night

Low: 52 °F
Mostly Clear
Friday
High: 79 °F
Partly Sunny
then Slight
Chance
Showers
Detailed Forecast
This Afternoon
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 75. South wind around 15 mph.
Tonight
Showers and thunderstorms likely before 4am, then a slight chance of showers. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 64. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
Showers and thunderstorms likely, mainly after 5pm. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 81. Southwest wind around 15 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers and thunderstorms before 1am, then showers likely and possibly a thunderstorm between 1am and 4am, then a chance of showers after 4am. Low around 59. Southwest wind 5 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
A chance of showers, then showers and possibly a thunderstorm after 1pm. High near 71. South wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am. Cloudy, with a low around 57. South wind around 10 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
A 40 percent chance of showers. Partly sunny, with a high near 72. Southwest wind 10 to 15 mph.
Thursday Night
Mostly clear, with a low around 52. West wind around 5 mph becoming east after midnight.
Friday
A 20 percent chance of showers after 1pm. Partly sunny, with a high near 79.
Friday Night
Showers and possibly a thunderstorm. Low around 52. Chance of precipitation is 90%.
Saturday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 60. Breezy.
Saturday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 32.
Sunday
Mostly sunny, with a high near 51.
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)
2:37 pm CDT Apr 13, 2026
2pm CDT Apr 13, 2026-6pm CDT Apr 19, 2026



