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Hazardous Weather Conditions

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Fair

36°F

2°C

Humidity 65%
Wind Speed Calm
Barometer 30.22 in
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 19 Apr 9:15 pm CDT
Extended Forecast for

2 Miles W Beloit WI

Flood Warning until further notice
Click here for hazard details and duration
Flood Warning until further notice
  •  
    Flood Warning until further notice

    NOW until further notice

    Flood Warning

  • Tonight

    Low: 26 °F

    Mostly Clear
    then Frost

  • Monday

    Monday: Widespread frost before 9am. Otherwise, sunny, with a high near 53. Light and variable wind becoming south 5 to 10 mph in the morning.

    High: 53 °F

    Frost then
    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 42. South wind around 10 mph.

    Low: 42 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 72. Southwest wind 10 to 15 mph.

    High: 72 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 46. West wind around 5 mph becoming northeast after midnight.

    Low: 46 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 75. Northeast wind 5 to 10 mph becoming southeast in the afternoon.

    High: 75 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 56. Southeast wind around 10 mph.

    Low: 56 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 78. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 78 °F

    Mostly Sunny
    then Partly
    Sunny and
    Breezy

Detailed Forecast

Tonight
Widespread frost after 1am. Otherwise, mostly clear, with a low around 26. Northwest wind around 5 mph becoming calm after midnight.
Monday
Widespread frost before 9am. Otherwise, sunny, with a high near 53. Light and variable wind becoming south 5 to 10 mph in the morning.
Monday Night
Mostly cloudy, with a low around 42. South wind around 10 mph.
Tuesday
Mostly sunny, with a high near 72. Southwest wind 10 to 15 mph.
Tuesday Night
Mostly clear, with a low around 46. West wind around 5 mph becoming northeast after midnight.
Wednesday
Sunny, with a high near 75. Northeast wind 5 to 10 mph becoming southeast in the afternoon.
Wednesday Night
Mostly clear, with a low around 56. Southeast wind around 10 mph.
Thursday
Mostly sunny, with a high near 78. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph.
Thursday Night
Showers and possibly a thunderstorm. Low around 58. Chance of precipitation is 80%.
Friday
A 50 percent chance of showers. Mostly cloudy, with a high near 67.
Friday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 44.
Saturday
Mostly sunny, with a high near 63.
Saturday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 42.
Sunday
A 20 percent chance of showers. Mostly sunny, with a high near 62.
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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:
8:37 pm CDT Apr 19, 2026
Forecast Valid:
9pm CDT Apr 19, 2026-6pm CDT Apr 26, 2026
 
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