Heat Across the Center of the Nation; Severe Thunderstorms Across the Great Lakes and Ohio Valley

Heat expands across the Desert Southwest, Plains, Mississippi Valley and Midwest into Monday. Fire weather concerns continue for portions of the Intermountain West. Active monsoonal moisture fuels thunderstorms over the Southwest with possible flash flooding. Tropical cyclone Fausto in the Pacific, should weaken as it approaches Hawaii; Dangerous surf, swells and rip currents are expected. Read More >

Hazardous Weather Conditions

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

3 Miles E Edgerton WI

  • Overnight

    Overnight: A 40 percent chance of showers and thunderstorms, mainly after 4am.  Partly cloudy, with a low around 73. Southwest wind around 5 mph.

    Low: 73 °F

    Chance
    T-storms

  • Monday

    Monday: A chance of showers and thunderstorms, mainly before 3pm, then a slight chance of thunderstorms after 5pm.  Patchy fog before 7am.  Otherwise, mostly sunny, with a high near 89. Heat index values as high as 98. Southwest wind 10 to 15 mph.  Chance of precipitation is 50%.

    High: 89 °F

    Chance
    T-storms and
    Patchy Fog
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: A slight chance of showers between 8pm and 9pm.  Increasing clouds, with a low around 66. Northwest wind 10 to 15 mph becoming north in the evening.  Chance of precipitation is 20%.

    Low: 66 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, then gradually becoming sunny, with a high near 82. North wind around 10 mph.

    High: 82 °F

    Becoming
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 59. Northeast wind around 5 mph becoming calm  in the evening.

    Low: 59 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 84. Calm wind becoming north around 5 mph in the afternoon.

    High: 84 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 62. Calm wind.

    Low: 62 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 86. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 86 °F

    Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of showers after 1am.  Mostly cloudy, with a low around 65.

    Low: 65 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

Detailed Forecast

Overnight
A 40 percent chance of showers and thunderstorms, mainly after 4am. Partly cloudy, with a low around 73. Southwest wind around 5 mph.
Monday
A chance of showers and thunderstorms, mainly before 3pm, then a slight chance of thunderstorms after 5pm. Patchy fog before 7am. Otherwise, mostly sunny, with a high near 89. Heat index values as high as 98. Southwest wind 10 to 15 mph. Chance of precipitation is 50%.
Monday Night
A slight chance of showers between 8pm and 9pm. Increasing clouds, with a low around 66. Northwest wind 10 to 15 mph becoming north in the evening. Chance of precipitation is 20%.
Tuesday
Partly sunny, then gradually becoming sunny, with a high near 82. North wind around 10 mph.
Tuesday Night
Mostly clear, with a low around 59. Northeast wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 84. Calm wind becoming north around 5 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 62. Calm wind.
Thursday
Sunny, with a high near 86. Calm wind becoming southwest around 5 mph in the afternoon.
Thursday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 65.
Friday
A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 80. Chance of precipitation is 50%.
Friday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64.
Saturday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 81.
Saturday Night
Mostly clear, with a low around 62.
Sunday
Sunny, with a high near 83.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles E Edgerton WI
 42.84°N 89.03°W (Elev. 876 ft)
12:31 am CDT Jul 27, 2026
1am CDT Jul 27, 2026-6pm CDT Aug 2, 2026
 
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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