Fire Weather Concerns and Severe Weather

Dry and breezy conditions will bring elevated to critical fire weather conditions across portions of the northern and central High Plains through this weekend, where fuels remain largely receptive. Severe thunderstorms and heavy rainfall are possible from the Plains into the Upper Midwest, as well as in the Ohio Valley and portions of the Mid-Atlantic through this weekend. Read More >

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Fair

75°F

24°C

Humidity 78%
Wind Speed SW 12 mph
Barometer 29.85 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 12 Sep 9:45 am CDT
Extended Forecast for

Milton WI

  • Today

    Today: Partly sunny, with a high near 81. Southwest wind 10 to 15 mph becoming northwest in the afternoon.

    High: 81 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 54. Northwest wind around 5 mph.

    Low: 54 °F

    Mostly Clear

  • Sunday

    Sunday: A 40 percent chance of showers, mainly before 3pm.  Increasing clouds, with a high near 67. North wind 5 to 10 mph.

    High: 67 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 46. Northwest wind around 5 mph becoming calm.

    Low: 46 °F

    Mostly Clear

  • Monday

    Monday: A 20 percent chance of showers after 1pm.  Increasing clouds, with a high near 70. Light east wind becoming southeast 10 to 15 mph in the morning.

    High: 70 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Monday Night

    Monday Night: A slight chance of showers before 10pm, then a slight chance of showers and thunderstorms between 10pm and 1am, then showers likely and possibly a thunderstorm after 1am.  Mostly cloudy, with a low around 61. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph.  Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 61 °F

    Breezy.
    Slight Chance
    T-storms then
    Showers
    Likely

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm.  Cloudy, with a high near 77. Southwest wind 5 to 15 mph becoming west in the afternoon. Winds could gust as high as 25 mph.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A chance of showers, with thunderstorms also possible after 1am.  Mostly cloudy, with a low around 56. Northwest wind around 5 mph becoming calm.  Chance of precipitation is 50%.

    Low: 56 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm.  Cloudy, with a high near 71. Chance of precipitation is 70%.

    High: 71 °F

    Showers
    Likely

Detailed Forecast

Today
Partly sunny, with a high near 81. Southwest wind 10 to 15 mph becoming northwest in the afternoon.
Tonight
Mostly clear, with a low around 54. Northwest wind around 5 mph.
Sunday
A 40 percent chance of showers, mainly before 3pm. Increasing clouds, with a high near 67. North wind 5 to 10 mph.
Sunday Night
Mostly clear, with a low around 46. Northwest wind around 5 mph becoming calm.
Monday
A 20 percent chance of showers after 1pm. Increasing clouds, with a high near 70. Light east wind becoming southeast 10 to 15 mph in the morning.
Monday Night
A slight chance of showers before 10pm, then a slight chance of showers and thunderstorms between 10pm and 1am, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 61. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Cloudy, with a high near 77. Southwest wind 5 to 15 mph becoming west in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A chance of showers, with thunderstorms also possible after 1am. Mostly cloudy, with a low around 56. Northwest wind around 5 mph becoming calm. Chance of precipitation is 50%.
Wednesday
Showers likely and possibly a thunderstorm. Cloudy, with a high near 71. Chance of precipitation is 70%.
Wednesday Night
Showers likely. The rain could be heavy at times. Mostly cloudy, with a low around 57. Chance of precipitation is 60%.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 74.
Thursday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 54.
Friday
A 20 percent chance of showers. Mostly sunny, with a high near 74.
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ABOUT THIS FORECAST

 
Point Forecast:
Milton WI
 42.77°N 88.94°W (Elev. 896 ft)
9:57 am CDT Sep 12, 2026
10am CDT Sep 12, 2026-6pm CDT Sep 18, 2026
 
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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