Extreme Heat in the Southwest; Severe Weather in the Northern Plains; Heavy Rain in the East

Extreme heat continues across the Southwest as temperatures may top 120 degrees. The heat may expand across the West and south-central U.S. into the middle of the month. Severe thunderstorms capable of severe wind gusts and large hail will be the primary hazards today across the northern Plains into the upper Midwest. Rainfall could be locally heavy across the Eastern U.S. today. Read More >

Hazardous Weather Conditions

Current conditions at

Lone Rock Tri-County Regional Airport (KLNR)

Lat: 43.21°NLon: 90.19°WElev: 712ft.

Fair

60°F

16°C

Humidity 96%
Wind Speed Calm
Barometer 29.97 in (1014.0 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 4 Aug 3:56 am CDT
Extended Forecast for

6 Miles S Lone Rock WI

  • Today

    Today: A 30 percent chance of showers and thunderstorms, mainly after 4pm.  Increasing clouds, with a high near 81. South wind 5 to 10 mph.

    High: 81 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms before 2am, then showers likely and possibly a thunderstorm between 2am and 5am, then a chance of showers and thunderstorms after 5am.  Patchy fog after 1am. Low around 61. West wind around 5 mph.  Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 61 °F

    Showers and
    Patchy Fog

  • Wednesday

    Wednesday: A chance of showers and thunderstorms before 11am, then a slight chance of showers between 11am and noon.  Areas of fog before 10am.  Otherwise, partly sunny, with a high near 76. Calm wind becoming northwest around 5 mph in the afternoon.  Chance of precipitation is 30%.

    High: 76 °F

    Chance
    Showers and
    Areas Fog
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 56. Calm wind.

    Low: 56 °F

    Decreasing
    Clouds

  • Thursday

    Thursday: Sunny, with a high near 79. Calm wind.

    High: 79 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 59. Calm wind.

    Low: 59 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 81. Calm wind becoming south around 5 mph in the afternoon.

    High: 81 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 63. South wind around 5 mph.

    Low: 63 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly after 4pm. Increasing clouds, with a high near 81. South wind 5 to 10 mph.
Tonight
Showers and thunderstorms before 2am, then showers likely and possibly a thunderstorm between 2am and 5am, then a chance of showers and thunderstorms after 5am. Patchy fog after 1am. Low around 61. West wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
A chance of showers and thunderstorms before 11am, then a slight chance of showers between 11am and noon. Areas of fog before 10am. Otherwise, partly sunny, with a high near 76. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 30%.
Wednesday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 56. Calm wind.
Thursday
Sunny, with a high near 79. Calm wind.
Thursday Night
Mostly clear, with a low around 59. Calm wind.
Friday
Sunny, with a high near 81. Calm wind becoming south around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 63. South wind around 5 mph.
Saturday
Mostly sunny, with a high near 83.
Saturday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 68.
Sunday
A 20 percent chance of showers. Mostly sunny, with a high near 85.
Sunday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 67.
Monday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 83.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles S Lone Rock WI
 43.09°N 90.2°W (Elev. 1076 ft)
4:33 am CDT Aug 4, 2026
4am CDT Aug 4, 2026-6pm CDT Aug 10, 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