Severe Thunderstorms and Heavy Rain from the Plains to the Mid-Atlantic; Ongoing Heat in the South

Severe thunderstorms and showers pose a risk for excessive rain, localized flash flooding, strong gusts and/or large hail across portions of the northern and central Plains, the Lower Missouri to Lower Ohio Valleys, and across the Mid-Atlantic this afternoon and evening. Extreme heat is ongoing over the Desert Southwest and the Southeast U.S.. Read More >

Hazardous Weather Conditions

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Partly Cloudy

81°F

27°C

Humidity 70%
Wind Speed NW 7 mph
Barometer 29.85 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 9 Jul 6:45 pm CDT
Extended Forecast for

2 Miles N Janesville WI

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms, mainly before 11pm.  Patchy fog after 2am.  Otherwise, mostly cloudy, with a low around 65. Northwest wind around 5 mph becoming calm  in the evening.

    Low: 65 °F

    Chance
    T-storms then
    Patchy Fog

  • Friday

    Friday: Partly sunny, with a high near 83. Northeast wind around 5 mph.

    High: 83 °F

    Partly Sunny

  • Friday Night

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

    Low: 59 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 83. Calm wind becoming east around 5 mph in the morning.

    High: 83 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 61. East wind around 5 mph becoming calm  in the evening.

    Low: 61 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 85. Calm wind becoming east around 5 mph.

    High: 85 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 63. East wind around 5 mph becoming calm.

    Low: 63 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 87. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 87 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 66.

    Low: 66 °F

    Mostly Clear

Detailed Forecast

Tonight
A 50 percent chance of showers and thunderstorms, mainly before 11pm. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 65. Northwest wind around 5 mph becoming calm in the evening.
Friday
Partly sunny, with a high near 83. Northeast wind around 5 mph.
Friday Night
Partly cloudy, with a low around 59. East wind around 5 mph becoming calm in the evening.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 83. Calm wind becoming east around 5 mph in the morning.
Saturday Night
Mostly clear, with a low around 61. East wind around 5 mph becoming calm in the evening.
Sunday
Sunny, with a high near 85. Calm wind becoming east around 5 mph.
Sunday Night
Mostly clear, with a low around 63. East wind around 5 mph becoming calm.
Monday
Sunny, with a high near 87. Calm wind becoming southwest around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 66.
Tuesday
Sunny, with a high near 88.
Tuesday Night
Mostly clear, with a low around 68.
Wednesday
Sunny, with a high near 88.
Wednesday Night
Mostly clear, with a low around 67.
Thursday
Mostly sunny, with a high near 87.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles N Janesville WI
 42.71°N 89°W (Elev. 892 ft)
6:16 pm CDT Jul 9, 2026
7pm CDT Jul 9, 2026-6pm CDT Jul 16, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database