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Hazardous Weather Conditions
Current conditions at
Janesville-Rock County (KJVL)
Lat: 42.62°NLon: 89.04°WElev: 801ft.
Overcast and Breezy
52°F
11°C
Humidity | 72% |
Wind Speed | E 21 mph |
Barometer | 29.87 in |
Dewpoint | 43°F (6°C) |
Visibility | 10.00 mi |
Wind Chill | 46°F (8°C) |
Last update | 20 May 2:10 am CDT |
Extended Forecast for
Janesville WI
Overnight
Low: 46 °F
Showers
Likely and
WindyTuesday
High: 51 °F
Showers and
WindyTuesday Night
Low: 46 °F
Showers
Likely and
BreezyWednesday
High: 52 °F
Showers
Wednesday Night
Low: 44 °F
Chance
ShowersThursday
High: 60 °F
Slight Chance
ShowersThursday Night
Low: 39 °F
Partly Cloudy
Friday
High: 61 °F
Mostly Sunny
Friday Night
Low: 41 °F
Partly Cloudy
Detailed Forecast
Overnight
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5am. Cloudy, with a low around 46. Windy, with an east wind 20 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
Showers and possibly a thunderstorm. High near 51. Windy, with an east wind 20 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Tuesday Night
Showers and thunderstorms likely before midnight, then showers likely and possibly a thunderstorm between midnight and 1am, then showers likely after 1am. Cloudy, with a low around 46. Breezy, with an east wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
Showers. High near 52. Northeast wind around 10 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
A 50 percent chance of showers, mainly before 1am. Mostly cloudy, with a low around 44. North wind 5 to 10 mph.
Thursday
A 20 percent chance of showers. Partly sunny, with a high near 60. North wind 10 to 15 mph.
Thursday Night
Partly cloudy, with a low around 39. North wind 5 to 10 mph.
Friday
Mostly sunny, with a high near 61. North wind 5 to 10 mph.
Friday Night
Partly cloudy, with a low around 41.
Saturday
Mostly sunny, with a high near 64.
Saturday Night
A 20 percent chance of showers. Partly cloudy, with a low around 42.
Sunday
A 20 percent chance of showers. Mostly sunny, with a high near 65.
Sunday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 45.
Memorial Day
A 40 percent chance of showers. Mostly cloudy, with a high near 66.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Janesville WI
42.67°N 89.04°W (Elev. 774 ft)
42.67°N 89.04°W (Elev. 774 ft)
2:08 am CDT May 20, 2025
2am CDT May 20, 2025-6pm CDT May 26, 2025