Unsettled Weather in the Eastern U.S. through Memorial Day

Showers and thunderstorms are expected from Texas to the Northeast through Tuesday. Heavy rain will create mainly localized areas of flash flooding across the central Gulf Coast into the Appalachians. Elevated to Critical fire weather conditions due to gusty winds and low humidity are expected through Tuesday across Oregon and Nevada. Showers and thunderstorms will develop over the Northwest. Read More >

Hazardous Weather Conditions

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Fair

61°F

16°C

Humidity 68%
Wind Speed S 5 mph
Barometer 30.05 in
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 26 May 5:45 am CDT
Extended Forecast for

Beloit WI

  • Today

    Today: Mostly sunny, with a high near 89. Calm wind becoming southwest around 5 mph in the morning.

    High: 89 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 59. Southwest wind around 5 mph becoming calm.

    Low: 59 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms, mainly after 4pm.  Mostly sunny, with a high near 87. Calm wind becoming north around 5 mph in the afternoon.

    High: 87 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms before 7pm.  Mostly clear, with a low around 53. Northeast wind 10 to 15 mph.

    Low: 53 °F

    Chance
    T-storms then
    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 76. East wind around 10 mph.

    High: 76 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 48. East wind 5 to 10 mph becoming light and variable  in the evening.

    Low: 48 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 82. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 82 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 53. East wind around 5 mph becoming calm  in the evening.

    Low: 53 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 89. Calm wind becoming southwest around 5 mph in the morning.
Tonight
Partly cloudy, with a low around 59. Southwest wind around 5 mph becoming calm.
Wednesday
A 30 percent chance of showers and thunderstorms, mainly after 4pm. Mostly sunny, with a high near 87. Calm wind becoming north around 5 mph in the afternoon.
Wednesday Night
A 30 percent chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 53. Northeast wind 10 to 15 mph.
Thursday
Sunny, with a high near 76. East wind around 10 mph.
Thursday Night
Mostly clear, with a low around 48. East wind 5 to 10 mph becoming light and variable in the evening.
Friday
Sunny, with a high near 82. Calm wind becoming northeast around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 53. East wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 79.
Saturday Night
Mostly clear, with a low around 52.
Sunday
Sunny, with a high near 78.
Sunday Night
Mostly clear, with a low around 52.
Monday
Sunny, with a high near 80.
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ABOUT THIS FORECAST

 
Point Forecast:
Beloit WI
 42.52°N 89.02°W (Elev. 745 ft)
4:33 am CDT May 26, 2026
6am CDT May 26, 2026-6pm CDT Jun 1, 2026
 
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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