National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Rainfall Across South Texas and the Northeast; Thunderstorms in the Southern Appalachians and Rio Grande Valley

Widespread showers and thunderstorms producing heavy rain may bring flooding to South Texas and parts of the Northeast U.S. tonight into Friday morning. Scattered severe thunderstorms with damaging gusts and large hail are expected over parts of the southern Appalachians, and Rio Grande Valley of Texas into Friday morning. Read More >

Hazardous Weather Conditions

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Fair

34°F

1°C

Humidity 93%
Wind Speed Calm
Barometer 30.23 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 9 May 5:10 am CDT
Extended Forecast for

Beloit WI

Frost Advisory May 9, 05:29am until May 9, 08:00am
Click here for hazard details and duration
...
  •  
    Frost Advisory May 9, 05:29am until May 9, 08:00am

    NOW until 8:00am Fri

    Frost Advisory

  • Today

    High: 71 °F

    Areas Frost
    then Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 48. Calm wind becoming southwest around 5 mph after midnight.

    Low: 48 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 74. West wind 5 to 10 mph becoming northeast in the afternoon.

    High: 74 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 41. East wind 5 to 10 mph.

    Low: 41 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 76. Southeast wind 5 to 10 mph.

    High: 76 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 52. Southeast wind around 5 mph.

    Low: 52 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 80. Southeast wind 5 to 10 mph.

    High: 80 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 57. Southeast wind 5 to 10 mph.

    Low: 57 °F

    Mostly Cloudy

Detailed Forecast

Today
Areas of frost before 7am. Otherwise, sunny, with a high near 71. North wind around 5 mph becoming calm.
Tonight
Mostly clear, with a low around 48. Calm wind becoming southwest around 5 mph after midnight.
Saturday
Mostly sunny, with a high near 74. West wind 5 to 10 mph becoming northeast in the afternoon.
Saturday Night
Clear, with a low around 41. East wind 5 to 10 mph.
Sunday
Sunny, with a high near 76. Southeast wind 5 to 10 mph.
Sunday Night
Clear, with a low around 52. Southeast wind around 5 mph.
Monday
Sunny, with a high near 80. Southeast wind 5 to 10 mph.
Monday Night
Mostly cloudy, with a low around 57. Southeast wind 5 to 10 mph.
Tuesday
A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 77.
Tuesday Night
Partly cloudy, with a low around 58.
Wednesday
A 30 percent chance of showers. Mostly sunny, with a high near 81.
Wednesday Night
Partly cloudy, with a low around 60.
Thursday
A 30 percent chance of showers. Mostly sunny, with a high near 85.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Beloit WI
 42.54°N 89.01°W (Elev. 810 ft)
Last Update:
4:08 am CDT May 9, 2025
Forecast Valid:
5am CDT May 9, 2025-6pm CDT May 15, 2025
 
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