Dangerous Heat in the East; Critical Fire Weather in the Southwest

Dangerous, record-breaking heat will intensify across most of the central and eastern U.S this week. Heat indices will likely exceed 100 degrees. Heat is likely to continue across the eastern U.S. through the Independence Day holiday weekend. Critical fire weather conditions will continue today and likely Tuesday across portions of the Four Corners and northern High Plains. Read More >

Current conditions at

Lone Rock Tri-County Regional Airport (KLNR)

Lat: 43.21°NLon: 90.19°WElev: 712ft.

Mostly Cloudy

90°F

32°C

Humidity 66%
Wind Speed S 14 mph
Barometer 29.80 in (1007.9 mb)
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index103°F (39°C)
Last update 29 Jun 1:56 pm CDT
Extended Forecast for

Lone Rock, Tri-County Regional Airport WI

Extreme Heat Warning June 29, 02:03pm until July 1, 07:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning June 29, 02:03pm until July 1, 07:00pm

    NOW until 7:00pm Wed

    Extreme Heat Warning

  • This Afternoon

    High: 95 °F

    Hot

  • Tonight

    Tonight: A slight chance of showers and thunderstorms between 2am and 3am.  Partly cloudy, with a low around 77. South wind 10 to 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 20%.

    Low: 77 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Tuesday

    Tuesday: Mostly sunny and hot, with a high near 94. Heat index values as high as 106. Southwest wind 10 to 15 mph.

    High: 94 °F

    Hot

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers and thunderstorms before 4am.  Partly cloudy, with a low around 75. Southwest wind around 10 mph.

    Low: 75 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A slight chance of showers between 7am and 1pm.  Sunny and hot, with a high near 92. Southwest wind 10 to 15 mph.  Chance of precipitation is 20%.

    High: 92 °F

    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am.  Partly cloudy, with a low around 74. Southwest wind 10 to 15 mph.  Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 74 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms.  Mostly sunny and hot, with a high near 91. Southwest wind around 10 mph.

    High: 91 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm.  Partly cloudy, with a low around 71. South wind around 5 mph.  Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 71 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
Sunny and hot, with a high near 95. Heat index values as high as 106. South wind around 15 mph, with gusts as high as 25 mph.
Tonight
A slight chance of showers and thunderstorms between 2am and 3am. Partly cloudy, with a low around 77. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Tuesday
Mostly sunny and hot, with a high near 94. Heat index values as high as 106. Southwest wind 10 to 15 mph.
Tuesday Night
A 50 percent chance of showers and thunderstorms before 4am. Partly cloudy, with a low around 75. Southwest wind around 10 mph.
Wednesday
A slight chance of showers between 7am and 1pm. Sunny and hot, with a high near 92. Southwest wind 10 to 15 mph. Chance of precipitation is 20%.
Wednesday Night
A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Partly cloudy, with a low around 74. Southwest wind 10 to 15 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A 40 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 91. Southwest wind around 10 mph.
Thursday Night
Showers likely and possibly a thunderstorm. Partly cloudy, with a low around 71. South wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.
Friday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69.
Independence Day
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 87.
Saturday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68.
Sunday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 84.
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ABOUT THIS FORECAST

 
Point Forecast:
Lone Rock, Tri-County Regional Airport WI
 43.2°N 90.19°W (Elev. 728 ft)
1:57 pm CDT Jun 29, 2026
2pm CDT Jun 29, 2026-6pm CDT Jul 5, 2026
 
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Additional Resources

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