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

54°F

12°C

Humidity 82%
Wind Speed NE 3 mph
Barometer 30.18 in
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 15 Oct 3:55 am CDT
Extended Forecast for

3 Miles S Walworth WI

  • Overnight

    Overnight: Isolated showers. Mostly cloudy, with a steady temperature around 55. East wind around 5 mph, with gusts as high as 15 mph. Chance of precipitation is 20%.

    Low: 55 °F

    Isolated
    Showers

  • Thursday

    Thursday: Showers, mainly after 10am. High near 59. East southeast wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 59 °F

    Showers

  • Thursday Night

    Thursday Night: Showers, mainly before 10pm. Low around 48. Southeast wind 5 to 10 mph becoming west northwest 10 to 15 mph in the evening. Winds could gust as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 48 °F

    Showers then
    Isolated
    Showers

  • Friday

    Friday: Scattered showers after 10am. Mostly cloudy, with a high near 50. Breezy, with a west northwest wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 50%.

    High: 50 °F

    Scattered
    Showers and
    Breezy

  • Friday Night

    Friday Night: Widespread frost after 4am. Otherwise, mostly clear, with a low around 31. North wind 10 to 15 mph, with gusts as high as 30 mph.

    Low: 31 °F

    Partly Cloudy
    then Frost

  • Saturday

    Saturday: Widespread frost, mainly before 8am. Otherwise, sunny, with a high near 54.

    High: 54 °F

    Frost then
    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 39.

    Low: 39 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 60.

    High: 60 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

Detailed Forecast

Overnight
Isolated showers. Mostly cloudy, with a steady temperature around 55. East wind around 5 mph, with gusts as high as 15 mph. Chance of precipitation is 20%.
Thursday
Showers, mainly after 10am. High near 59. East southeast wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Showers, mainly before 10pm. Low around 48. Southeast wind 5 to 10 mph becoming west northwest 10 to 15 mph in the evening. Winds could gust as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Scattered showers after 10am. Mostly cloudy, with a high near 50. Breezy, with a west northwest wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 50%.
Friday Night
Widespread frost after 4am. Otherwise, mostly clear, with a low around 31. North wind 10 to 15 mph, with gusts as high as 30 mph.
Saturday
Widespread frost, mainly before 8am. Otherwise, sunny, with a high near 54.
Saturday Night
Clear, with a low around 39.
Sunday
Sunny, with a high near 60.
Sunday Night
Mostly clear, with a low around 40.
Monday
Mostly sunny, with a high near 66.
Monday Night
Partly cloudy, with a low around 42.
Tuesday
Mostly sunny, with a high near 68.
Tuesday Night
Mostly clear, with a low around 44.
Wednesday
Mostly sunny, with a high near 70.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Walworth WI
 42.5°N 88.6°W
Last Update:
3:36 am CDT Oct 15, 2026
Forecast Valid:
4am CDT Oct 15, 2026-6pm CDT Oct 21, 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