Hazardous Weather Conditions
Current conditions at
Janesville-Rock County (KJVL)
Lat: 42.62°NLon: 89.04°WElev: 801ft.
Overcast
66°F
19°C
| Humidity | 78% |
| Wind Speed | SW 13 G 24 mph |
| Barometer | 29.79 in |
| Dewpoint | 59°F (15°C) |
| Visibility | 10.00 mi |
| Last update | 15 Apr 1:45 pm CDT |
Extended Forecast for
5 Miles SSW Janesville WI
Flood Watch until further notice
Flood Watch April 15, 04:00pm until April 16, 07:00am
This Afternoon

High: 72 °F
Showers
LikelyTonight
Low: 56 °F
Heavy Rain
then Chance
T-storms and
Patchy FogThursday
High: 70 °F
Chance
Showers then
Slight Chance
ShowersThursday Night

Low: 51 °F
Mostly Clear
Friday
High: 77 °F
Partly Sunny
then Chance
Showers and
BreezyFriday Night

Low: 41 °F
Showers
Saturday

High: 51 °F
Chance
Showers and
BreezySaturday Night

Low: 31 °F
Partly Cloudy
Sunday

High: 50 °F
Mostly Sunny
Detailed Forecast
This Afternoon
Showers likely and possibly a thunderstorm before 4pm, then a chance of showers and thunderstorms between 4pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Mostly cloudy, with a high near 72. Southwest wind 10 to 15 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and possibly a thunderstorm, mainly before midnight, then a chance of showers and thunderstorms after midnight. Some of the storms could produce heavy rainfall. Patchy fog after 1am. Low around 56. South wind 5 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Thursday
A chance of showers and thunderstorms before noon, then a slight chance of showers between noon and 1pm. Mostly cloudy, then gradually becoming sunny, with a high near 70. West wind 5 to 10 mph becoming north in the morning. Chance of precipitation is 50%.
Thursday Night
Mostly clear, with a low around 51. Southeast wind around 5 mph.
Friday
A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 77. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
Friday Night
Showers and possibly a thunderstorm before 4am, then showers likely. Low around 41. South wind around 15 mph becoming west after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Saturday
A 30 percent chance of showers, mainly before 1pm. Partly sunny, with a high near 51. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph.
Saturday Night
Partly cloudy, with a low around 31. West wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday
Mostly sunny, with a high near 50.
Sunday Night
Mostly clear, with a low around 30.
Monday
Sunny, with a high near 59.
Monday Night
Partly cloudy, with a low around 46.
Tuesday
Mostly sunny, with a high near 70.
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)
1:51 pm CDT Apr 15, 2026
2pm CDT Apr 15, 2026-6pm CDT Apr 21, 2026



