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Hazardous Weather Conditions

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Freezing Fog

27°F

-3°C

Humidity 100%
Wind Speed Calm
Barometer 30.20 in
Dewpoint 27°F (-3°C)
Visibility 0.25 mi
Last update 4 Mar 5:45 am CST
Extended Forecast for

Milton WI

Dense Fog Advisory March 4, 06:17am until March 4, 09:00am
Click here for hazard details and duration
...
  •  
    Dense Fog Advisory March 4, 06:17am until March 4, 09:00am

    NOW until 9:00am Wed

    Dense Fog Advisory

  • Today

    High: 54 °F

    Dense Fog
    then Mostly
    Sunny

  • Tonight

    Tonight: A 50 percent chance of rain, mainly after 1am. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 39. East wind around 5 mph.

    Low: 39 °F

    Mostly Cloudy
    then Chance
    Rain and
    Patchy Fog

  • Thursday

    Thursday: Rain likely, mainly before noon. Patchy fog before noon. Otherwise, cloudy, with a high near 49. Northeast wind around 5 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 49 °F

    Rain Likely
    and Patchy
    Fog then
    Slight Chance
    Rain

  • Thursday Night

    Thursday Night: A 20 percent chance of rain after 3am. Mostly cloudy, with a low around 39. Southeast wind around 5 mph.

    Low: 39 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Friday

    Friday: Rain and possibly a thunderstorm. High near 66. Southeast wind 5 to 15 mph becoming south in the afternoon. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 66 °F

    Rain

  • Friday Night

    Friday Night: Rain before 9pm, then rain and possibly a thunderstorm between 9pm and midnight, then rain after midnight. Low around 42. Southwest wind 10 to 15 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 42 °F

    Rain

  • Saturday

    Saturday: A 20 percent chance of rain before noon. Mostly cloudy, then gradually becoming sunny, with a high near 50. Northwest wind 10 to 15 mph.

    High: 50 °F

    Slight Chance
    Rain then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 33. Southwest wind 10 to 15 mph.

    Low: 33 °F

    Mostly Clear

Detailed Forecast

Today
Widespread dense fog before 8am. Otherwise, mostly sunny, with a high near 54. Calm wind becoming southeast around 5 mph in the morning.
Tonight
A 50 percent chance of rain, mainly after 1am. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 39. East wind around 5 mph.
Thursday
Rain likely, mainly before noon. Patchy fog before noon. Otherwise, cloudy, with a high near 49. Northeast wind around 5 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
A 20 percent chance of rain after 3am. Mostly cloudy, with a low around 39. Southeast wind around 5 mph.
Friday
Rain and possibly a thunderstorm. High near 66. Southeast wind 5 to 15 mph becoming south in the afternoon. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
Rain before 9pm, then rain and possibly a thunderstorm between 9pm and midnight, then rain after midnight. Low around 42. Southwest wind 10 to 15 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Saturday
A 20 percent chance of rain before noon. Mostly cloudy, then gradually becoming sunny, with a high near 50. Northwest wind 10 to 15 mph.
Saturday Night
Mostly clear, with a low around 33. Southwest wind 10 to 15 mph.
Sunday
Mostly sunny, with a high near 59. Breezy.
Sunday Night
Mostly clear, with a low around 41.
Monday
Sunny, with a high near 68.
Monday Night
A 20 percent chance of rain and thunderstorms. Mostly clear, with a low around 48.
Tuesday
Rain likely. Partly sunny, with a high near 65. Breezy. Chance of precipitation is 70%.
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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:
5:42 am CST Mar 4, 2026
Forecast Valid:
6am CST Mar 4, 2026-6pm CDT Mar 10, 2026
 
Forecast Discussion
 
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Additional Resources

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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