Hazardous Weather Conditions

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Fair

73°F

23°C

Humidity 94%
Wind Speed Calm
Barometer 29.95 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Last update 1 Sep 11:35 pm CDT
Extended Forecast for

Milton WI

  • Tonight

    Tonight: Mostly clear, with a low around 71. Calm wind becoming south around 5 mph.

    Low: 71 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 10 percent chance of showers and thunderstorms after 5pm.  Mostly sunny and hot, with a high near 90. Heat index values as high as 98. Northeast wind 5 to 10 mph becoming southwest in the afternoon.

    High: 90 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms, mainly after 4am.  Partly cloudy, with a low around 71. West wind around 5 mph becoming calm  in the evening.

    Low: 71 °F

    Chance
    T-storms

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms, mainly before 1pm.  Mostly cloudy, then gradually becoming sunny, with a high near 87. Calm wind becoming south around 5 mph in the morning.

    High: 87 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms between 7pm and 1am, then showers likely and possibly a thunderstorm after 1am.  Partly cloudy, with a low around 69. Southeast wind around 5 mph.  Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 69 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms before 1pm.  Partly sunny, with a high near 86. East wind around 5 mph becoming south in the afternoon.

    High: 86 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A 50 percent chance of showers and thunderstorms, mainly after 1am.  Partly cloudy, with a low around 67. Calm wind.

    Low: 67 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms.  Partly sunny, with a high near 84. Calm wind becoming east around 5 mph in the afternoon.

    High: 84 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 65.

    Low: 65 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

Detailed Forecast

Tonight
Mostly clear, with a low around 71. Calm wind becoming south around 5 mph.
Wednesday
A 10 percent chance of showers and thunderstorms after 5pm. Mostly sunny and hot, with a high near 90. Heat index values as high as 98. Northeast wind 5 to 10 mph becoming southwest in the afternoon.
Wednesday Night
A 30 percent chance of showers and thunderstorms, mainly after 4am. Partly cloudy, with a low around 71. West wind around 5 mph becoming calm in the evening.
Thursday
A 40 percent chance of showers and thunderstorms, mainly before 1pm. Mostly cloudy, then gradually becoming sunny, with a high near 87. Calm wind becoming south around 5 mph in the morning.
Thursday Night
A slight chance of showers and thunderstorms between 7pm and 1am, then showers likely and possibly a thunderstorm after 1am. Partly cloudy, with a low around 69. Southeast wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Friday
A 50 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 86. East wind around 5 mph becoming south in the afternoon.
Friday Night
A 50 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 67. Calm wind.
Saturday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 84. Calm wind becoming east around 5 mph in the afternoon.
Saturday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 65.
Sunday
A 40 percent chance of showers. Partly sunny, with a high near 82.
Sunday Night
A 20 percent chance of showers. Partly cloudy, with a low around 63.
Labor Day
A 20 percent chance of showers. Partly sunny, with a high near 78.
Monday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 59.
Tuesday
A 30 percent chance of showers. Partly sunny, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
Milton WI
 42.77°N 88.94°W (Elev. 896 ft)
11:26 pm CDT Sep 1, 2026
11pm CDT Sep 1, 2026-6pm CDT Sep 8, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database