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Hazardous Weather Conditions

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Partly Cloudy

82°F

28°C

Humidity 74%
Wind Speed S 14 mph
Barometer 29.94 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 4 Sep 1:45 pm CDT
Extended Forecast for

Fort Atkinson WI

  • This Afternoon

    This Afternoon: Scattered showers and thunderstorms, mainly before 4pm. Partly sunny, with a high near 82. West wind 5 to 10 mph. Chance of precipitation is 50%.

    High: 82 °F

    Scattered
    Showers

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly before 11pm. Patchy fog after midnight. Otherwise, partly cloudy, with a low around 69. West wind around 5 mph becoming calm in the evening.

    Low: 69 °F

    Chance
    T-storms then
    Patchy Fog

  • Saturday

    Saturday: Areas of fog before 10am. Otherwise, partly sunny, with a high near 82. Northeast wind around 5 mph.

    High: 82 °F

    Areas Fog
    then Partly
    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 59. Northeast wind around 5 mph becoming calm in the evening.

    Low: 59 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 80. Calm wind becoming east around 5 mph in the morning.

    High: 80 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 57. East wind around 5 mph becoming calm in the evening.

    Low: 57 °F

    Partly Cloudy

  • Labor Day

    Labor Day: Mostly sunny, with a high near 80. Calm wind becoming southeast around 5 mph in the morning.

    High: 80 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 61. Southeast wind 5 to 10 mph.

    Low: 61 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers before 1pm. Partly sunny, with a high near 84.

    High: 84 °F

    Slight Chance
    Showers

Detailed Forecast

This Afternoon
Scattered showers and thunderstorms, mainly before 4pm. Partly sunny, with a high near 82. West wind 5 to 10 mph. Chance of precipitation is 50%.
Tonight
A 40 percent chance of showers and thunderstorms, mainly before 11pm. Patchy fog after midnight. Otherwise, partly cloudy, with a low around 69. West wind around 5 mph becoming calm in the evening.
Saturday
Areas of fog before 10am. Otherwise, partly sunny, with a high near 82. Northeast wind around 5 mph.
Saturday Night
Partly cloudy, with a low around 59. Northeast wind around 5 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 80. Calm wind becoming east around 5 mph in the morning.
Sunday Night
Partly cloudy, with a low around 57. East wind around 5 mph becoming calm in the evening.
Labor Day
Mostly sunny, with a high near 80. Calm wind becoming southeast around 5 mph in the morning.
Monday Night
Mostly cloudy, with a low around 61. Southeast wind 5 to 10 mph.
Tuesday
A 20 percent chance of showers before 1pm. Partly sunny, with a high near 84.
Tuesday Night
A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 69. Chance of precipitation is 60%.
Wednesday
A 20 percent chance of showers. Partly sunny, with a high near 85.
Wednesday Night
Partly cloudy, with a low around 61.
Thursday
Mostly sunny, with a high near 77.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Fort Atkinson WI
 42.92°N 88.84°W (Elev. 797 ft)
Last Update:
1:21 pm CDT Sep 4, 2026
Forecast Valid:
2pm CDT Sep 4, 2026-6pm CDT Sep 10, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation