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

50°F

10°C

Humidity 71%
Wind Speed E 8 mph
Barometer 29.85 in
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 17 Feb 11:45 am CST
Extended Forecast for

3 Miles NNW Afton WI

  • Today

    Today: Mostly cloudy, with a high near 54. Southeast wind 10 to 15 mph.

    High: 54 °F

    Mostly Cloudy

  • Tonight

    Tonight: Showers, mainly before 4am. Low around 47. Southeast wind around 15 mph becoming southwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 47 °F

    Showers

  • Wednesday

    Wednesday: Sunny, with a high near 60. Windy, with a west wind 15 to 25 mph, with gusts as high as 35 mph.

    High: 60 °F

    Sunny and
    Windy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 34. Southwest wind 5 to 10 mph becoming east after midnight.

    Low: 34 °F

    Partly Cloudy

  • Thursday

    Thursday: A 50 percent chance of rain, mainly after noon. Mostly sunny, with a high near 56. East wind 5 to 15 mph.

    High: 56 °F

    Slight Chance
    Rain then
    Chance Rain

  • Thursday Night

    Thursday Night: Rain before 3am, then rain and snow. Low around 33. East wind around 15 mph becoming west after midnight. Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 33 °F

    Rain then
    Rain/Snow

  • Friday

    Friday: A chance of rain and snow before noon, then a chance of snow. Mostly cloudy, with a high near 40. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 40%.

    High: 40 °F

    Breezy.
    Chance
    Rain/Snow
    then Chance
    Snow

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 24. West wind 10 to 15 mph.

    Low: 24 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 20 percent chance of snow after noon. Partly sunny, with a high near 36.

    High: 36 °F

    Partly Sunny
    then Slight
    Chance Snow

Detailed Forecast

Today
Mostly cloudy, with a high near 54. Southeast wind 10 to 15 mph.
Tonight
Showers, mainly before 4am. Low around 47. Southeast wind around 15 mph becoming southwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Sunny, with a high near 60. Windy, with a west wind 15 to 25 mph, with gusts as high as 35 mph.
Wednesday Night
Partly cloudy, with a low around 34. Southwest wind 5 to 10 mph becoming east after midnight.
Thursday
A 50 percent chance of rain, mainly after noon. Mostly sunny, with a high near 56. East wind 5 to 15 mph.
Thursday Night
Rain before 3am, then rain and snow. Low around 33. East wind around 15 mph becoming west after midnight. Chance of precipitation is 80%. Little or no snow accumulation expected.
Friday
A chance of rain and snow before noon, then a chance of snow. Mostly cloudy, with a high near 40. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 40%.
Friday Night
Mostly cloudy, with a low around 24. West wind 10 to 15 mph.
Saturday
A 20 percent chance of snow after noon. Partly sunny, with a high near 36.
Saturday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 20.
Sunday
A 20 percent chance of snow. Mostly sunny, with a high near 30.
Sunday Night
Partly cloudy, with a low around 15.
Monday
Sunny, with a high near 31.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Afton WI
 42.74°N 89.12°W (Elev. 948 ft)
Last Update:
11:19 am CST Feb 17, 2026
Forecast Valid:
11am CST Feb 17, 2026-6pm CST Feb 23, 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