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.

Overcast

18°F

-8°C

Humidity 68%
Wind Speed N 15 G 26 mph
Barometer 30.50 in
Dewpoint 9°F (-13°C)
Visibility 10.00 mi
Wind Chill4°F (-16°C)
Last update 23 Feb 7:45 am CST
Extended Forecast for

2 Miles NNW Beloit WI

  • Today

    Today: Mostly sunny, with a high near 27. North wind 5 to 15 mph.

    High: 27 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 19. Light and variable wind becoming south 5 to 10 mph after midnight.

    Low: 19 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of snow after noon. Mostly cloudy, with a high near 39. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 39 °F

    Breezy.
    Partly Sunny
    then Chance
    Snow

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 18. Northwest wind around 15 mph.

    Low: 18 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 30. West wind 5 to 15 mph.

    High: 30 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A 40 percent chance of snow. Mostly cloudy, with a low around 18. West wind around 5 mph becoming calm.

    Low: 18 °F

    Chance Snow

  • Thursday

    Thursday: A 30 percent chance of snow before noon. Partly sunny, with a high near 36. East wind 5 to 10 mph becoming west in the afternoon.

    High: 36 °F

    Chance Snow
    then Partly
    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 21. West wind around 5 mph becoming southwest after midnight.

    Low: 21 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 51.

    High: 51 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 27. North wind 5 to 15 mph.
Tonight
Mostly cloudy, with a low around 19. Light and variable wind becoming south 5 to 10 mph after midnight.
Tuesday
A 30 percent chance of snow after noon. Mostly cloudy, with a high near 39. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph.
Tuesday Night
Mostly cloudy, with a low around 18. Northwest wind around 15 mph.
Wednesday
Sunny, with a high near 30. West wind 5 to 15 mph.
Wednesday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 18. West wind around 5 mph becoming calm.
Thursday
A 30 percent chance of snow before noon. Partly sunny, with a high near 36. East wind 5 to 10 mph becoming west in the afternoon.
Thursday Night
Partly cloudy, with a low around 21. West wind around 5 mph becoming southwest after midnight.
Friday
Sunny, with a high near 51.
Friday Night
Partly cloudy, with a low around 26.
Saturday
A 20 percent chance of snow. Partly sunny, with a high near 39.
Saturday Night
A 20 percent chance of snow. Partly cloudy, with a low around 17.
Sunday
A 30 percent chance of snow. Partly sunny, with a high near 31.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Beloit WI
 42.54°N 89.04°W (Elev. 801 ft)
Last Update:
7:37 am CST Feb 23, 2026
Forecast Valid:
8am CST Feb 23, 2026-6pm CST Mar 1, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation