Hazardous Weather Conditions
Current conditions at
Janesville-Rock County (KJVL)
Lat: 42.62°NLon: 89.04°WElev: 801ft.
Fair
45°F
7°C
| Humidity | 61% |
| Wind Speed | S 3 mph |
| Barometer | 29.92 in |
| Dewpoint | 32°F (0°C) |
| Visibility | 10.00 mi |
| Last update | 30 Mar 4:10 am CDT |
Extended Forecast for
3 Miles W Harvard IL
Today
High: 75 °F
Sunny
Tonight
Low: 62 °F
Chance
T-stormsTuesday
High: 72 °F
Breezy.
Slight Chance
T-storms then
Showers
LikelyTuesday Night
Low: 35 °F
Chance
ShowersWednesday
High: 42 °F
Mostly Cloudy
then Chance
Rain/Snow and
BreezyWednesday Night
Low: 34 °F
Rain/Snow and
BreezyThursday
High: 54 °F
Showers
Thursday Night
Low: 39 °F
Showers
LikelyFriday
High: 56 °F
Mostly Cloudy
Detailed Forecast
Today
Sunny, with a high near 75. South southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Tonight
A 30 percent chance of showers and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 62. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday
A slight chance of showers and thunderstorms before 7am, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 72. Breezy, with a south southwest wind 15 to 20 mph becoming west northwest in the afternoon. Winds could gust as high as 35 mph. Chance of precipitation is 70%. 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 before 1am, then a slight chance of showers. Mostly cloudy, with a low around 35. North northeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
Wednesday
A chance of rain showers after 1pm, mixing with snow after 4pm. Mostly cloudy, with a high near 42. Breezy, with an east northeast wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 40%.
Wednesday Night
Rain, possibly mixed with snow showers, becoming all rain after 4am. Low around 34. Breezy. Chance of precipitation is 90%.
Thursday
Showers. High near 54. Chance of precipitation is 90%.
Thursday Night
Showers likely, mainly before 1am. Mostly cloudy, with a low around 39.
Friday
Mostly cloudy, with a high near 56.
Friday Night
Showers likely, mainly after 1am. Mostly cloudy, with a low around 38.
Saturday
Showers likely. Mostly cloudy, with a high near 58. Breezy.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 34.
Sunday
Partly sunny, with a high near 47. Breezy.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
3 Miles W Harvard IL
42.42°N 88.67°W
42.42°N 88.67°W
3:36 am CDT Mar 30, 2026
4am CDT Mar 30, 2026-6pm CDT Apr 5, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
