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Hazardous Weather Conditions

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Fair

32°F

0°C

Humidity 100%
Wind Speed Calm
Barometer 29.88 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 6 May 5:15 am CDT
Extended Forecast for

Milton WISimilar City Names

Frost Advisory May 6, 05:31am until May 6, 08:00am
Click here for hazard details and duration
...
  •  
    Frost Advisory May 6, 05:31am until May 6, 08:00am

    NOW until 8:00am Wed

    Frost Advisory

  • Today

    High: 54 °F

    Frost then
    Partly Sunny

  • Tonight

    Tonight: Widespread frost, mainly after 5am. Otherwise, mostly clear, with a low around 34. West wind 5 to 10 mph.

    Low: 34 °F

    Partly Cloudy
    then Frost

  • Thursday

    Thursday: A 30 percent chance of showers, mainly after noon. Areas of frost before 8am. Otherwise, partly sunny, with a high near 58. West wind 5 to 15 mph.

    High: 58 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 40. West wind around 5 mph becoming calm in the evening.

    Low: 40 °F

    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of showers. Partly sunny, with a high near 63. West wind 5 to 10 mph.

    High: 63 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 44. Southwest wind around 5 mph.

    Low: 44 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 71. Breezy, with a southwest wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 71 °F

    Sunny then
    Slight Chance
    T-storms and
    Breezy

  • Saturday Night

    Saturday Night: A 30 percent chance of showers, mainly before 1am. Mostly cloudy, with a low around 45. West wind 5 to 10 mph becoming north after midnight.

    Low: 45 °F

    Chance
    Showers

Detailed Forecast

Today
Widespread frost before 7am. Otherwise, increasing clouds, with a high near 54. Northwest wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon.
Tonight
Widespread frost, mainly after 5am. Otherwise, mostly clear, with a low around 34. West wind 5 to 10 mph.
Thursday
A 30 percent chance of showers, mainly after noon. Areas of frost before 8am. Otherwise, partly sunny, with a high near 58. West wind 5 to 15 mph.
Thursday Night
Partly cloudy, with a low around 40. West wind around 5 mph becoming calm in the evening.
Friday
A 30 percent chance of showers. Partly sunny, with a high near 63. West wind 5 to 10 mph.
Friday Night
Mostly clear, with a low around 44. Southwest wind around 5 mph.
Saturday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 71. Breezy, with a southwest wind 10 to 20 mph, with gusts as high as 30 mph.
Saturday Night
A 30 percent chance of showers, mainly before 1am. Mostly cloudy, with a low around 45. West wind 5 to 10 mph becoming north after midnight.
Sunday
Partly sunny, with a high near 61.
Sunday Night
Partly cloudy, with a low around 39.
Monday
Sunny, with a high near 61.
Monday Night
A 20 percent chance of showers. Partly cloudy, with a low around 41.
Tuesday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 67.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Milton WISimilar City Names
 42.77°N 88.94°W (Elev. 896 ft)
Last Update:
4:51 am CDT May 6, 2026
Forecast Valid:
5am CDT May 6, 2026-6pm CDT May 12, 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