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Hazardous Weather Conditions

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Fog

37°F

3°C

Humidity 100%
Wind Speed Calm
Barometer 29.97 in
Dewpoint 37°F (3°C)
Visibility 0.50 mi
Last update 5 Mar 4:55 am CST
Extended Forecast for

5 Miles WSW Fort Atkinson WI

  • Overnight

    Overnight: A 20 percent chance of rain. Patchy fog. Otherwise, cloudy, with a low around 39. Northeast wind around 5 mph.

    Low: 39 °F

    Slight Chance
    Rain and
    Patchy Fog

  • Thursday

    Thursday: A 30 percent chance of rain, mainly before 10am. Patchy fog before 2pm, then patchy fog after 4pm. Otherwise, cloudy, with a high near 47. Northeast wind around 5 mph.

    High: 47 °F

    Chance Rain
    and Patchy
    Fog then
    Patchy Fog

  • Thursday Night

    Thursday Night: Patchy fog. Otherwise, cloudy, with a low around 39. Calm wind becoming southeast around 5 mph after midnight.

    Low: 39 °F

    Patchy Fog

  • Friday

    Friday: Showers, with thunderstorms also possible after 9am. High near 66. South wind 5 to 15 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 66 °F

    Showers

  • 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 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 47 °F

    Showers

  • Saturday

    Saturday: A 20 percent chance of showers before noon. Partly sunny, with a high near 56. Southwest wind 10 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph.

    High: 56 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 32. Northwest wind 5 to 10 mph becoming southwest after midnight.

    Low: 32 °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.

    Low: 44 °F

    Mostly Clear

Detailed Forecast

Overnight
A 20 percent chance of rain. Patchy fog. Otherwise, cloudy, with a low around 39. Northeast wind around 5 mph.
Thursday
A 30 percent chance of rain, mainly before 10am. Patchy fog before 2pm, then patchy fog after 4pm. Otherwise, cloudy, with a high near 47. Northeast wind around 5 mph.
Thursday Night
Patchy fog. Otherwise, cloudy, with a low around 39. Calm wind becoming southeast around 5 mph after midnight.
Friday
Showers, with thunderstorms also possible after 9am. High near 66. 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 90%. 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. Southwest wind 10 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph.
Saturday Night
Mostly clear, with a low around 32. 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.
Monday
Sunny, with a high near 67.
Monday Night
A 20 percent chance of rain. Mostly clear, with a low around 43.
Tuesday
Rain likely. Mostly sunny, with a high near 62. Chance of precipitation is 70%.
Tuesday Night
Rain. Low around 34. Chance of precipitation is 80%.
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:
5 Miles WSW Fort Atkinson WI
 42.88°N 88.93°W (Elev. 774 ft)
Last Update:
5:07 am CST Mar 5, 2026
Forecast Valid:
5am CST Mar 5, 2026-6pm CDT Mar 11, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation