Heat and Fire Weather Concerns West; Heavy Rain and Thunderstorms from Plains to mid-Atlantic

Thunderstorms and locally heavy rainfall is expected from the Central Plains to the Ohio Valley, mid-Atlantic and across the Southeast. Severe weather from the Upper Midwest to Central Plains increases on Friday. Major to Extreme HeatRisk continues across the Southern Plains to the lower Mississippi Valley late this week. Fire weather concerns for the northern Rockies and northern Plains today. Read More >

Hazardous Weather Conditions

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Mostly Cloudy

72°F

22°C

Humidity 73%
Wind Speed Calm
Barometer 30.07 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 10 Sep 11:45 am CDT
Extended Forecast for

3 Miles ESE Avalon WI

  • This Afternoon

    This Afternoon: Partly sunny, then gradually becoming sunny, with a high near 78. Northwest wind around 5 mph.

    High: 78 °F

    Becoming
    Sunny

  • Tonight

    Tonight: Clear, with a low around 54. Calm wind.

    Low: 54 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 79. Light south wind increasing to 5 to 10 mph in the morning.

    High: 79 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 58. South wind around 5 mph.

    Low: 58 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 80. South wind 5 to 10 mph becoming west in the afternoon.

    High: 80 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 55. Northwest wind around 5 mph becoming calm  in the evening.

    Low: 55 °F

    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers before 1pm.  Partly sunny, with a high near 75. Calm wind becoming northeast around 5 mph in the morning.

    High: 75 °F

    Slight Chance
    Showers

  • Sunday Night

    Sunday Night: A 40 percent chance of showers.  Partly cloudy, with a low around 54. Northeast wind around 5 mph.

    Low: 54 °F

    Chance
    Showers

  • Monday

    Monday: A chance of showers, with thunderstorms also possible after 1pm.  Partly sunny, with a high near 78. Chance of precipitation is 40%.

    High: 78 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Partly sunny, then gradually becoming sunny, with a high near 78. Northwest wind around 5 mph.
Tonight
Clear, with a low around 54. Calm wind.
Friday
Sunny, with a high near 79. Light south wind increasing to 5 to 10 mph in the morning.
Friday Night
Partly cloudy, with a low around 58. South wind around 5 mph.
Saturday
Partly sunny, with a high near 80. South wind 5 to 10 mph becoming west in the afternoon.
Saturday Night
Partly cloudy, with a low around 55. Northwest wind around 5 mph becoming calm in the evening.
Sunday
A 20 percent chance of showers before 1pm. Partly sunny, with a high near 75. Calm wind becoming northeast around 5 mph in the morning.
Sunday Night
A 40 percent chance of showers. Partly cloudy, with a low around 54. Northeast wind around 5 mph.
Monday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 78. Chance of precipitation is 40%.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 63. Breezy. Chance of precipitation is 70%.
Tuesday
A 40 percent chance of showers. Mostly cloudy, with a high near 76.
Tuesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 54.
Wednesday
A 30 percent chance of showers. Mostly cloudy, with a high near 72.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE Avalon WI
 42.64°N 88.77°W (Elev. 912 ft)
11:26 am CDT Sep 10, 2026
12pm CDT Sep 10, 2026-6pm CDT Sep 16, 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