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

Hazardous Weather Conditions

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Fair

12°F

-11°C

Humidity 62%
Wind Speed N 8 mph
Barometer 30.44 in
Dewpoint 1°F (-17°C)
Visibility 10.00 mi
Wind Chill0°F (-18°C)
Last update 7 Feb 8:45 am CST
Extended Forecast for

Beloit WI

  • Today

    Today: Increasing clouds, with a high near 23. Calm wind becoming north around 5 mph.

    High: 23 °F

    Increasing
    Clouds

  • Tonight

    Tonight: A chance of flurries with a slight chance of snow before 2am, then a slight chance of snow between 2am and 3am. Cloudy, with a low around 17. Southeast wind 5 to 10 mph. Chance of precipitation is 20%.

    Low: 17 °F

    Slight Chance
    Snow

  • Sunday

    Sunday: Partly sunny, with a high near 31. Southeast wind 5 to 10 mph.

    High: 31 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 21. Southeast wind around 5 mph.

    Low: 21 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 42. Southwest wind 5 to 10 mph.

    High: 42 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 34. Southwest wind around 5 mph becoming south in the evening.

    Low: 34 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 48. Northwest wind 5 to 10 mph.

    High: 48 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of rain and snow before midnight, then a slight chance of snow. Mostly cloudy, with a low around 29. North wind around 5 mph. Chance of precipitation is 20%.

    Low: 29 °F

    Slight Chance
    Rain/Snow
    then Slight
    Chance Snow

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 38.

    High: 38 °F

    Mostly Cloudy

Detailed Forecast

Today
Increasing clouds, with a high near 23. Calm wind becoming north around 5 mph.
Tonight
A chance of flurries with a slight chance of snow before 2am, then a slight chance of snow between 2am and 3am. Cloudy, with a low around 17. Southeast wind 5 to 10 mph. Chance of precipitation is 20%.
Sunday
Partly sunny, with a high near 31. Southeast wind 5 to 10 mph.
Sunday Night
Mostly cloudy, with a low around 21. Southeast wind around 5 mph.
Monday
Partly sunny, with a high near 42. Southwest wind 5 to 10 mph.
Monday Night
Partly cloudy, with a low around 34. Southwest wind around 5 mph becoming south in the evening.
Tuesday
Partly sunny, with a high near 48. Northwest wind 5 to 10 mph.
Tuesday Night
A slight chance of rain and snow before midnight, then a slight chance of snow. Mostly cloudy, with a low around 29. North wind around 5 mph. Chance of precipitation is 20%.
Wednesday
Mostly cloudy, with a high near 38.
Wednesday Night
A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 24.
Thursday
A 30 percent chance of snow. Mostly cloudy, with a high near 39.
Thursday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 26.
Friday
A 20 percent chance of snow. Partly sunny, with a high near 39.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Beloit WI
 42.52°N 89.02°W (Elev. 745 ft)
Last Update:
8:52 am CST Feb 7, 2026
Forecast Valid:
9am CST Feb 7, 2026-6pm CST Feb 13, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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