Fire Weather Concerns West; Thunderstorms in the Upper Midwest

Dry and breezy conditions will enhance fire weather concerns across portions of the northern and central High Plains through Saturday, where fuels remain largely receptive. Severe thunderstorms are possible across portions of central Nebraska to the Upper Midwest this Friday afternoon into tonight. Read More >

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Fair

55°F

13°C

Humidity 94%
Wind Speed Calm
Barometer 30.03 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 11 Sep 2:35 am CDT
Extended Forecast for

5 Miles SW Fort Atkinson WI

  • Overnight

    Overnight: Mostly clear, with a low around 55. South wind around 5 mph.

    Low: 55 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 80. South wind 5 to 10 mph.

    High: 80 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 61. South wind around 10 mph.

    Low: 61 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 81. South wind around 10 mph becoming west in the afternoon.

    High: 81 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 54. North wind around 5 mph.

    Low: 54 °F

    Mostly Clear

  • Sunday

    Sunday: A 20 percent chance of showers after 1pm.  Mostly sunny, with a high near 74. North wind around 5 mph.

    High: 74 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers, with thunderstorms also possible after 1am.  Partly cloudy, with a low around 53. North wind around 5 mph.  Chance of precipitation is 40%.

    Low: 53 °F

    Chance
    Showers

  • Monday

    Monday: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a high near 77. Southeast wind 10 to 15 mph.  Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 77 °F

    Showers
    Likely

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a low around 63. Breezy.  Chance of precipitation is 70%.

    Low: 63 °F

    Showers
    Likely and
    Breezy

Detailed Forecast

Overnight
Mostly clear, with a low around 55. South wind around 5 mph.
Friday
Sunny, with a high near 80. South wind 5 to 10 mph.
Friday Night
Partly cloudy, with a low around 61. South wind around 10 mph.
Saturday
Mostly sunny, with a high near 81. South wind around 10 mph becoming west in the afternoon.
Saturday Night
Mostly clear, with a low around 54. North wind around 5 mph.
Sunday
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 74. North wind around 5 mph.
Sunday Night
A chance of showers, with thunderstorms also possible after 1am. Partly cloudy, with a low around 53. North wind around 5 mph. Chance of precipitation is 40%.
Monday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 77. Southeast wind 10 to 15 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
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 and thunderstorms, mainly before 1pm. Mostly cloudy, with a high near 75.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 54.
Wednesday
A 40 percent chance of showers. Mostly cloudy, with a high near 72.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 56.
Thursday
A 30 percent chance of showers. Partly sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SW Fort Atkinson WI
 42.88°N 88.9°W (Elev. 814 ft)
2:41 am CDT Sep 11, 2026
2am CDT Sep 11, 2026-6pm CDT Sep 17, 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