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.

Mostly Cloudy

50°F

10°C

Humidity 76%
Wind Speed SE 7 mph
Barometer 30.06 in
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 28 Apr 5:45 am CDT
Extended Forecast for

5 Miles SSE Afton WI

  • Today

    Today: A 20 percent chance of showers and thunderstorms, mainly between 11am and noon. Partly sunny, with a high near 80. Windy, with a south wind 10 to 15 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 40 mph.

    High: 80 °F

    Slight Chance
    T-storms and
    Windy

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms, mainly after 8pm. Mostly cloudy, with a low around 58. Windy, with a south wind 20 to 25 mph, with gusts as high as 45 mph.

    Low: 58 °F

    Chance
    T-storms and
    Windy

  • Tuesday

    Tuesday: A slight chance of thunderstorms before 7am. Partly sunny, with a temperature falling to around 59 by 9am. Breezy, with a southwest wind 15 to 20 mph becoming northwest in the afternoon. Winds could gust as high as 35 mph. Chance of precipitation is 10%.

    High: 64 °F⇓

    Breezy.
    Slight Chance
    T-storms then
    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 39. Northwest wind 5 to 10 mph becoming east after midnight.

    Low: 39 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 50 percent chance of showers, mainly after 1pm. Partly sunny, with a high near 60. Southeast wind 5 to 10 mph.

    High: 60 °F

    Slight Chance
    Showers then
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Showers likely before 10pm, then showers likely and possibly a thunderstorm between 10pm and 1am, then showers after 1am. Low around 47. East wind 5 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 47 °F

    Showers
    Likely then
    Showers

  • Thursday

    Thursday: Showers and possibly a thunderstorm. High near 64. East wind 5 to 10 mph becoming west in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 64 °F

    Showers

  • Thursday Night

    Thursday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 46. Northwest wind 5 to 10 mph.

    Low: 46 °F

    Chance
    Showers

  • Friday

    Friday: A 40 percent chance of showers. Partly sunny, with a high near 60.

    High: 60 °F

    Chance
    Showers

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms, mainly between 11am and noon. Partly sunny, with a high near 80. Windy, with a south wind 10 to 15 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 40 mph.
Tonight
A 50 percent chance of showers and thunderstorms, mainly after 8pm. Mostly cloudy, with a low around 58. Windy, with a south wind 20 to 25 mph, with gusts as high as 45 mph.
Tuesday
A slight chance of thunderstorms before 7am. Partly sunny, with a temperature falling to around 59 by 9am. Breezy, with a southwest wind 15 to 20 mph becoming northwest in the afternoon. Winds could gust as high as 35 mph. Chance of precipitation is 10%.
Tuesday Night
Partly cloudy, with a low around 39. Northwest wind 5 to 10 mph becoming east after midnight.
Wednesday
A 50 percent chance of showers, mainly after 1pm. Partly sunny, with a high near 60. Southeast wind 5 to 10 mph.
Wednesday Night
Showers likely before 10pm, then showers likely and possibly a thunderstorm between 10pm and 1am, then showers after 1am. Low around 47. East wind 5 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers and possibly a thunderstorm. High near 64. East wind 5 to 10 mph becoming west in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 46. Northwest wind 5 to 10 mph.
Friday
A 40 percent chance of showers. Partly sunny, with a high near 60.
Friday Night
Partly cloudy, with a low around 37.
Saturday
Sunny, with a high near 66.
Saturday Night
Mostly clear, with a low around 44.
Sunday
Sunny, with a high near 71.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSE Afton WI
 42.6°N 89.07°W (Elev. 751 ft)
Last Update:
2:24 am CDT Apr 28, 2025
Forecast Valid:
5am CDT Apr 28, 2025-6pm CDT May 4, 2025
 
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