National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Fair

10°F

-12°C

Humidity 92%
Wind Speed Calm
Barometer 30.40 in
Dewpoint 9°F (-13°C)
Visibility 10.00 mi
Last update 1 Mar 3:35 am CST
Extended Forecast for

Milton WI

  • Overnight

    Overnight: Partly cloudy, with a low around 15. North wind around 5 mph.

    Low: 15 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 32. Northeast wind around 5 mph.

    High: 32 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 19. Southeast wind around 5 mph.

    Low: 19 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 42. Southeast wind 5 to 10 mph.

    High: 42 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A chance of rain after midnight, mixing with snow after 1am. Mostly cloudy, with a low around 30. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 50%.

    Low: 30 °F

    Mostly Cloudy
    then Chance
    Rain/Snow

  • Tuesday

    Tuesday: Rain and snow likely, becoming all rain after 7am. Mostly cloudy, with a high near 44. Calm wind becoming east around 5 mph in the morning. Chance of precipitation is 70%. Little or no snow accumulation expected.

    High: 44 °F

    Rain/Snow
    Likely then
    Chance Rain

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain. Mostly cloudy, with a low around 33. East wind around 5 mph.

    Low: 33 °F

    Slight Chance
    Rain

  • Wednesday

    Wednesday: A 50 percent chance of rain. Partly sunny, with a high near 47. East wind 5 to 10 mph.

    High: 47 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A chance of rain and thunderstorms. Mostly cloudy, with a low around 38. Chance of precipitation is 40%.

    Low: 38 °F

    Chance Rain

Detailed Forecast

Overnight
Partly cloudy, with a low around 15. North wind around 5 mph.
Sunday
Mostly sunny, with a high near 32. Northeast wind around 5 mph.
Sunday Night
Partly cloudy, with a low around 19. Southeast wind around 5 mph.
Monday
Mostly sunny, with a high near 42. Southeast wind 5 to 10 mph.
Monday Night
A chance of rain after midnight, mixing with snow after 1am. Mostly cloudy, with a low around 30. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 50%.
Tuesday
Rain and snow likely, becoming all rain after 7am. Mostly cloudy, with a high near 44. Calm wind becoming east around 5 mph in the morning. Chance of precipitation is 70%. Little or no snow accumulation expected.
Tuesday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 33. East wind around 5 mph.
Wednesday
A 50 percent chance of rain. Partly sunny, with a high near 47. East wind 5 to 10 mph.
Wednesday Night
A chance of rain and thunderstorms. Mostly cloudy, with a low around 38. Chance of precipitation is 40%.
Thursday
A 40 percent chance of rain. Mostly cloudy, with a high near 51.
Thursday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 40.
Friday
Rain likely. Mostly cloudy, with a high near 62. Chance of precipitation is 70%.
Friday Night
Rain likely. Mostly cloudy, with a low around 40. Chance of precipitation is 60%.
Saturday
A 40 percent chance of rain. Mostly cloudy, with a high near 56.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Milton WI
 42.77°N 88.94°W (Elev. 896 ft)
Last Update:
3:34 am CST Mar 1, 2026
Forecast Valid:
3am CST Mar 1, 2026-6pm CST Mar 7, 2026
 
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