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Hazardous Weather Conditions

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Mostly Cloudy

72°F

22°C

Humidity 61%
Wind Speed NW 13 mph
Barometer 29.94 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 25 Jun 10:45 am CDT
Extended Forecast for

Beloit WI

  • Today

    Today: Mostly sunny, with a high near 77. Northwest wind around 10 mph.

    High: 77 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 55. North wind around 5 mph becoming calm after midnight.

    Low: 55 °F

    Partly Cloudy

  • Friday

    Friday: A slight chance of showers before 1pm, then a slight chance of showers after 4pm. Mostly cloudy, with a high near 74. East wind 5 to 10 mph. Chance of precipitation is 20%.

    High: 74 °F

    Slight Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 56. Northeast wind 5 to 10 mph.

    Low: 56 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 80. East wind 5 to 10 mph.

    High: 80 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 63. East wind 5 to 10 mph.

    Low: 63 °F

    Partly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 89. Southeast wind 10 to 15 mph.

    High: 89 °F

    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 74. South wind 10 to 15 mph.

    Low: 74 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny and hot, with a high near 93.

    High: 93 °F

    Hot

Detailed Forecast

Today
Mostly sunny, with a high near 77. Northwest wind around 10 mph.
Tonight
Partly cloudy, with a low around 55. North wind around 5 mph becoming calm after midnight.
Friday
A slight chance of showers before 1pm, then a slight chance of showers after 4pm. Mostly cloudy, with a high near 74. East wind 5 to 10 mph. Chance of precipitation is 20%.
Friday Night
Partly cloudy, with a low around 56. Northeast wind 5 to 10 mph.
Saturday
Mostly sunny, with a high near 80. East wind 5 to 10 mph.
Saturday Night
A 30 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 63. East wind 5 to 10 mph.
Sunday
A 20 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 89. Southeast wind 10 to 15 mph.
Sunday Night
Partly cloudy, with a low around 74. South wind 10 to 15 mph.
Monday
Mostly sunny and hot, with a high near 93.
Monday Night
Partly cloudy, with a low around 75.
Tuesday
Mostly sunny and hot, with a high near 93.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 74.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 93.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Beloit WI
 42.52°N 89.02°W (Elev. 745 ft)
Last Update:
9:42 am CDT Jun 25, 2026
Forecast Valid:
11am CDT Jun 25, 2026-6pm CDT Jul 1, 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