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Hazardous Weather Conditions

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Fog/Mist

39°F

4°C

Humidity 100%
Wind Speed N 3 mph
Barometer 30.00 in
Dewpoint 39°F (4°C)
Visibility 1.00 mi
Last update 5 Mar 5:45 am CST
Extended Forecast for

Edgerton WI

Dense Fog Advisory March 5, 06:10am until March 5, 12:00pm
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory March 5, 06:10am until March 5, 12:00pm

    NOW until 12:00pm Thu

    Dense Fog Advisory

  • Today

    High: 48 °F

    Isolated
    Showers and
    Dense Fog
    then Patchy
    Fog

  • Tonight

    Tonight: Patchy fog. Otherwise, cloudy, with a low around 39. Southeast wind around 5 mph.

    Low: 39 °F

    Patchy Fog

  • Friday

    Friday: Showers and possibly a thunderstorm. Patchy fog before noon. High near 67. South wind 5 to 15 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 67 °F

    Showers and
    Patchy Fog

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm. Low around 47. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 47 °F

    Showers
    Likely then
    Showers

  • Saturday

    Saturday: A 20 percent chance of showers before noon. Partly sunny, with a high near 56. Breezy, with a west wind 10 to 20 mph, with gusts as high as 25 mph.

    High: 56 °F

    Slight Chance
    Showers and
    Breezy then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 33. Northwest wind 5 to 10 mph becoming southwest after midnight.

    Low: 33 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 60. Breezy, with a southwest wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 60 °F

    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 44. Southwest wind 10 to 15 mph.

    Low: 44 °F

    Mostly Clear

Detailed Forecast

Today
Isolated showers before 11am. Widespread dense fog, mainly before 10am. Otherwise, cloudy, with a high near 48. Calm wind becoming northeast around 5 mph in the morning. Chance of precipitation is 20%.
Tonight
Patchy fog. Otherwise, cloudy, with a low around 39. Southeast wind around 5 mph.
Friday
Showers and possibly a thunderstorm. Patchy fog before noon. High near 67. South wind 5 to 15 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
Showers and possibly a thunderstorm. Low around 47. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
A 20 percent chance of showers before noon. Partly sunny, with a high near 56. Breezy, with a west wind 10 to 20 mph, with gusts as high as 25 mph.
Saturday Night
Mostly clear, with a low around 33. Northwest wind 5 to 10 mph becoming southwest after midnight.
Sunday
Sunny, with a high near 60. Breezy, with a southwest wind 10 to 20 mph, with gusts as high as 30 mph.
Sunday Night
Mostly clear, with a low around 44. Southwest wind 10 to 15 mph.
Monday
Sunny, with a high near 67.
Monday Night
A 20 percent chance of rain after midnight. Mostly clear, with a low around 43.
Tuesday
Rain likely. Mostly sunny, with a high near 63. Chance of precipitation is 70%.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 34. Chance of precipitation is 70%.
Wednesday
A chance of rain and snow. Mostly cloudy, with a high near 48. Chance of precipitation is 50%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Edgerton WI
 42.82°N 89.09°W (Elev. 912 ft)
Last Update:
5:57 am CST Mar 5, 2026
Forecast Valid:
6am CST Mar 5, 2026-6pm CDT Mar 11, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation