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Hazardous Weather Conditions

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Overcast with Haze

48°F

9°C

Humidity 66%
Wind Speed Vrbl 9 mph
Barometer 30.06 in
Dewpoint 37°F (3°C)
Visibility 5.00 mi
Wind Chill44°F (7°C)
Last update 4 Mar 3:45 pm CST
Extended Forecast for

Beloit WI

  • Tonight

    Tonight: A 30 percent chance of rain, mainly after 4am. Patchy fog before 2am, then patchy fog after 3am. Otherwise, cloudy, with a low around 40. Northeast wind around 5 mph.

    Low: 40 °F

    Cloudy then
    Chance Rain
    and Patchy
    Fog

  • Thursday

    Thursday: A 50 percent chance of rain, mainly before noon. Patchy fog before noon. Otherwise, cloudy, with a high near 50. Northeast wind 5 to 10 mph.

    High: 50 °F

    Chance Rain
    and Patchy
    Fog then
    Slight Chance
    Rain

  • Thursday Night

    Thursday Night: A 20 percent chance of rain after 3am. Mostly cloudy, with a low around 41. Southeast wind around 5 mph.

    Low: 41 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Friday

    Friday: Rain and possibly a thunderstorm. High near 68. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 68 °F

    Rain

  • Friday Night

    Friday Night: Rain and possibly a thunderstorm. Low around 47. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 47 °F

    Rain

  • Saturday

    Saturday: A 20 percent chance of rain before noon. Cloudy, then gradually becoming mostly sunny, with a high near 55. West wind 10 to 15 mph.

    High: 55 °F

    Slight Chance
    Rain then
    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 34. Southwest wind 5 to 10 mph.

    Low: 34 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 59. Breezy, with a southwest wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 59 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

Detailed Forecast

Tonight
A 30 percent chance of rain, mainly after 4am. Patchy fog before 2am, then patchy fog after 3am. Otherwise, cloudy, with a low around 40. Northeast wind around 5 mph.
Thursday
A 50 percent chance of rain, mainly before noon. Patchy fog before noon. Otherwise, cloudy, with a high near 50. Northeast wind 5 to 10 mph.
Thursday Night
A 20 percent chance of rain after 3am. Mostly cloudy, with a low around 41. Southeast wind around 5 mph.
Friday
Rain and possibly a thunderstorm. High near 68. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
Rain and possibly a thunderstorm. Low around 47. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
A 20 percent chance of rain before noon. Cloudy, then gradually becoming mostly sunny, with a high near 55. West wind 10 to 15 mph.
Saturday Night
Mostly clear, with a low around 34. Southwest wind 5 to 10 mph.
Sunday
Sunny, with a high near 59. Breezy, with a southwest wind 10 to 20 mph, with gusts as high as 30 mph.
Sunday Night
Mostly clear, with a low around 42.
Monday
Sunny, with a high near 68.
Monday Night
A 30 percent chance of rain. Partly cloudy, with a low around 46.
Tuesday
Rain and thunderstorms likely. Mostly cloudy, with a high near 60. Chance of precipitation is 70%.
Tuesday Night
Rain and snow likely. Mostly cloudy, with a low around 32. Chance of precipitation is 70%.
Wednesday
A chance of rain and snow. Mostly cloudy, with a high near 42. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Beloit WI
 42.52°N 89.02°W (Elev. 745 ft)
Last Update:
2:54 pm CST Mar 4, 2026
Forecast Valid:
3pm CST Mar 4, 2026-6pm CDT Mar 11, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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