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

Storm Systems to Impact the Central and Eastern U.S. Through the Weekend

Two storm systems will track through the central and eastern U.S. today through this weekend with areas of gusty winds, rain and heavy snow. Severe thunderstorms and heavy to excessive rainfall is forecast today from the Lower Mississippi River Valley to the Tennessee Valley. Damaging winds, a few tornadoes, and areas of flooding are possible. Read More >

Hazardous Weather Conditions

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Overcast

21°F

-6°C

Humidity 68%
Wind Speed NW 18 G 26 mph
Barometer 30.06 in
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Wind Chill6°F (-14°C)
Last update 11 Jan 12:50 am CST
Extended Forecast for

2 Miles W Beloit WI

  • Overnight

    Overnight: Snow likely, mainly before 4am. Cloudy, with a low around 20. Northwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 20 °F

    Snow Likely

  • Sunday

    Sunday: Cloudy, then gradually becoming mostly sunny, with a high near 32. Northwest wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 32 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 25. Southwest wind 10 to 15 mph.

    Low: 25 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 41. West wind 5 to 10 mph.

    High: 41 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 31. Southwest wind 5 to 10 mph.

    Low: 31 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of rain. Partly sunny, with a high near 47. Southwest wind around 15 mph becoming west in the afternoon.

    High: 47 °F

    Slight Chance
    Rain

  • Tuesday Night

    Tuesday Night: A slight chance of rain and snow after midnight. Mostly cloudy, with a low around 25. West wind 10 to 15 mph. Chance of precipitation is 20%.

    Low: 25 °F

    Mostly Cloudy
    then Slight
    Chance
    Rain/Snow

  • Wednesday

    Wednesday: A 20 percent chance of snow before noon. Mostly cloudy, with a high near 31. Blustery, with a north wind 15 to 20 mph, with gusts as high as 25 mph.

    High: 31 °F

    Blustery.
    Slight Chance
    Snow then
    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 15.

    Low: 15 °F

    Partly Cloudy

Detailed Forecast

Overnight
Snow likely, mainly before 4am. Cloudy, with a low around 20. Northwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of less than a half inch possible.
Sunday
Cloudy, then gradually becoming mostly sunny, with a high near 32. Northwest wind 10 to 15 mph, with gusts as high as 30 mph.
Sunday Night
Partly cloudy, with a low around 25. Southwest wind 10 to 15 mph.
Monday
Mostly sunny, with a high near 41. West wind 5 to 10 mph.
Monday Night
Mostly cloudy, with a low around 31. Southwest wind 5 to 10 mph.
Tuesday
A 20 percent chance of rain. Partly sunny, with a high near 47. Southwest wind around 15 mph becoming west in the afternoon.
Tuesday Night
A slight chance of rain and snow after midnight. Mostly cloudy, with a low around 25. West wind 10 to 15 mph. Chance of precipitation is 20%.
Wednesday
A 20 percent chance of snow before noon. Mostly cloudy, with a high near 31. Blustery, with a north wind 15 to 20 mph, with gusts as high as 25 mph.
Wednesday Night
Partly cloudy, with a low around 15.
Thursday
A 20 percent chance of snow after noon. Partly sunny, with a high near 29.
Thursday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 25.
Friday
A 40 percent chance of snow. Mostly cloudy, with a high near 33.
Friday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 16.
Saturday
Mostly cloudy, with a high near 23.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles W Beloit WI
 42.52°N 89.05°W (Elev. 751 ft)
Last Update:
12:09 am CST Jan 11, 2026
Forecast Valid:
1am CST Jan 11, 2026-6pm CST Jan 17, 2026
 
Forecast Discussion
 
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Additional Resources

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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