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

52°F

11°C

Humidity 67%
Wind Speed S 12 mph
Barometer 29.90 in
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 21 Mar 9:45 am CDT
Extended Forecast for

Milton WI

  • Today

    Today: Mostly cloudy early, then becoming sunny, with a high near 69. Southwest wind around 15 mph, with gusts as high as 30 mph.

    High: 69 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 43. Southwest wind 5 to 10 mph becoming northeast after midnight.

    Low: 43 °F

    Mostly Cloudy

  • Sunday

    Sunday: A slight chance of rain between 8am and noon. Mostly cloudy, with a high near 44. North wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    High: 44 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 25. North wind 5 to 15 mph.

    Low: 25 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 47. North wind around 5 mph.

    High: 47 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 30. Calm wind becoming south around 5 mph in the evening.

    Low: 30 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 56. Southwest wind around 10 mph.

    High: 56 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 35. Southwest wind around 5 mph becoming east after midnight.

    Low: 35 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 52.

    High: 52 °F

    Mostly Cloudy

Detailed Forecast

Today
Mostly cloudy early, then becoming sunny, with a high near 69. Southwest wind around 15 mph, with gusts as high as 30 mph.
Tonight
Mostly cloudy, with a low around 43. Southwest wind 5 to 10 mph becoming northeast after midnight.
Sunday
A slight chance of rain between 8am and noon. Mostly cloudy, with a high near 44. North wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 25. North wind 5 to 15 mph.
Monday
Sunny, with a high near 47. North wind around 5 mph.
Monday Night
Mostly cloudy, with a low around 30. Calm wind becoming south around 5 mph in the evening.
Tuesday
Mostly cloudy, with a high near 56. Southwest wind around 10 mph.
Tuesday Night
Mostly cloudy, with a low around 35. Southwest wind around 5 mph becoming east after midnight.
Wednesday
Mostly cloudy, with a high near 52.
Wednesday Night
A 20 percent chance of rain after 1am. Mostly cloudy, with a low around 41.
Thursday
A 30 percent chance of rain. Partly sunny, with a high near 59.
Thursday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 28.
Friday
Mostly sunny, with a high near 43.
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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:
10:57 am CDT Mar 21, 2026
Forecast Valid:
11am CDT Mar 21, 2026-6pm CDT Mar 27, 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