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.

Fair

54°F

12°C

Humidity 58%
Wind Speed E 7 mph
Barometer 30.06 in
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill52°F (11°C)
Last update 19 Mar 2:45 pm CDT
Extended Forecast for

3 Miles N Avalon WI

  • Tonight

    Tonight: Mostly cloudy, with a low around 36. Southeast wind 5 to 10 mph becoming southwest after midnight.

    Low: 36 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 55. West wind around 10 mph becoming north in the afternoon.

    High: 55 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Patchy fog between 1am and 3am. Otherwise, mostly cloudy, with a low around 37. North wind around 5 mph becoming calm in the evening.

    Low: 37 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Saturday

    Saturday: Mostly sunny, with a high near 64. Southwest wind 5 to 10 mph.

    High: 64 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 44. South wind around 10 mph.

    Low: 44 °F

    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of rain before 1pm. Mostly cloudy, with a high near 56. East wind 10 to 15 mph becoming north in the afternoon. Winds could gust as high as 25 mph.

    High: 56 °F

    Slight Chance
    Rain

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 27. North wind 10 to 15 mph.

    Low: 27 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 45. North wind 5 to 10 mph.

    High: 45 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 30.

    Low: 30 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 36. Southeast wind 5 to 10 mph becoming southwest after midnight.
Friday
Mostly cloudy, with a high near 55. West wind around 10 mph becoming north in the afternoon.
Friday Night
Patchy fog between 1am and 3am. Otherwise, mostly cloudy, with a low around 37. North wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 64. Southwest wind 5 to 10 mph.
Saturday Night
Partly cloudy, with a low around 44. South wind around 10 mph.
Sunday
A 20 percent chance of rain before 1pm. Mostly cloudy, with a high near 56. East wind 10 to 15 mph becoming north in the afternoon. Winds could gust as high as 25 mph.
Sunday Night
Mostly cloudy, with a low around 27. North wind 10 to 15 mph.
Monday
Mostly sunny, with a high near 45. North wind 5 to 10 mph.
Monday Night
Mostly cloudy, with a low around 30.
Tuesday
Mostly cloudy, with a high near 51.
Tuesday Night
Mostly cloudy, with a low around 32.
Wednesday
Mostly cloudy, with a high near 51.
Wednesday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 39.
Thursday
A 30 percent chance of rain. Mostly cloudy, with a high near 56. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Avalon WI
 42.71°N 88.83°W (Elev. 984 ft)
Last Update:
3:02 pm CDT Mar 19, 2026
Forecast Valid:
3pm CDT Mar 19, 2026-6pm CDT Mar 26, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation