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Hazardous Weather Conditions

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Fog/Mist

64°F

18°C

Humidity 94%
Wind Speed Calm
Barometer 30.01 in
Dewpoint 63°F (17°C)
Visibility 5.00 mi
Last update 14 Aug 2:55 am CDT
Extended Forecast for

6 Miles SW Whitewater WI

  • Overnight

    Overnight: Patchy fog. Otherwise, mostly cloudy, with a low around 64. East wind around 5 mph.

    Low: 64 °F

    Patchy Fog

  • Friday

    Friday: Patchy fog before 7am. Otherwise, partly sunny, with a high near 81. East wind 5 to 10 mph.

    High: 81 °F

    Patchy Fog
    then Partly
    Sunny

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 65. East wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 65 °F

    Chance
    T-storms then
    Showers
    Likely

  • Saturday

    Saturday: Showers and thunderstorms likely, mainly before noon. Cloudy, with a high near 81. Southeast wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 81 °F

    Showers
    Likely then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 69. North wind around 5 mph becoming west in the evening. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 69 °F

    Showers
    Likely

  • Sunday

    Sunday: A 30 percent chance of showers, mainly before 1pm. Partly sunny, with a high near 82. West wind 5 to 10 mph.

    High: 82 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 61. North wind around 5 mph.

    Low: 61 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 78. Calm wind becoming north around 5 mph in the morning.

    High: 78 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear

Detailed Forecast

Overnight
Patchy fog. Otherwise, mostly cloudy, with a low around 64. East wind around 5 mph.
Friday
Patchy fog before 7am. Otherwise, partly sunny, with a high near 81. East wind 5 to 10 mph.
Friday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 65. East wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
Showers and thunderstorms likely, mainly before noon. Cloudy, with a high near 81. Southeast wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Saturday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 69. North wind around 5 mph becoming west in the evening. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
A 30 percent chance of showers, mainly before 1pm. Partly sunny, with a high near 82. West wind 5 to 10 mph.
Sunday Night
Mostly clear, with a low around 61. North wind around 5 mph.
Monday
Sunny, with a high near 78. Calm wind becoming north around 5 mph in the morning.
Monday Night
Mostly clear, with a low around 59.
Tuesday
Mostly sunny, with a high near 79.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 63. Chance of precipitation is 60%.
Wednesday
Showers and thunderstorms likely. Mostly cloudy, with a high near 77. Chance of precipitation is 60%.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 58.
Thursday
Mostly sunny, with a high near 74.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SW Whitewater WI
 42.79°N 88.82°W (Elev. 899 ft)
Last Update:
2:46 am CDT Aug 14, 2026
Forecast Valid:
3am CDT Aug 14, 2026-6pm CDT Aug 20, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation