Severe Weather and Heavy Rain from the Great Lakes to the Mid-Atlantic; Heat Persists in the East

Widespread strong thunderstorms with damaging winds and locally heavy rain are expected from the Upper Ohio Valley into the southern Mid-Atlantic today and portions of the central Appalachians and Carolinas on Saturday. Monsoonal moisture will bring a flash flooding threat to the Desert Southwest. Sweltering heat persists from the Plains to the southern Mid-Atlantic through tonight. Read More >

Current conditions at

Harrisonville Lawrence Smith Memorial Airport (KLRY)

Lat: 38.61°NLon: 94.34°WElev: 915ft.

Fair

99°F

37°C

Humidity 31%
Wind Speed S 8 mph
Barometer 29.95 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index101°F (38°C)
Last update 4 Sep 3:55 pm CDT
Extended Forecast for

Harrisonville MO

Extreme Heat Warning September 4, 03:57pm until September 8, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning September 4, 03:57pm until September 8, 08:00pm

    NOW until 8:00pm Tue

    Extreme Heat Warning

  • Tonight

    Low: 74 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 99. Heat index values as high as 106. Calm wind becoming west southwest around 5 mph.

    High: 99 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 73. Calm wind.

    Low: 73 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny and hot, with a high near 98. Heat index values as high as 105. Light east wind.

    High: 98 °F

    Hot

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am.  Partly cloudy, with a low around 72. East wind 3 to 5 mph.  Chance of precipitation is 20%.

    Low: 72 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Labor Day

    Labor Day: Sunny and hot, with a high near 97.

    High: 97 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 73.

    Low: 73 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 100.

    High: 100 °F

    Hot

Detailed Forecast

Tonight
Mostly clear, with a low around 74. South wind 5 to 7 mph becoming calm in the evening.
Saturday
Sunny and hot, with a high near 99. Heat index values as high as 106. Calm wind becoming west southwest around 5 mph.
Saturday Night
Mostly clear, with a low around 73. Calm wind.
Sunday
Mostly sunny and hot, with a high near 98. Heat index values as high as 105. Light east wind.
Sunday Night
A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Partly cloudy, with a low around 72. East wind 3 to 5 mph. Chance of precipitation is 20%.
Labor Day
Sunny and hot, with a high near 97.
Monday Night
Mostly clear, with a low around 73.
Tuesday
Sunny and hot, with a high near 100.
Tuesday Night
Mostly clear, with a low around 75.
Wednesday
Sunny and hot, with a high near 99.
Wednesday Night
A chance of showers. Mostly clear, with a low around 71. Chance of precipitation is 30%.
Thursday
Mostly sunny, with a high near 94.
Thursday Night
A chance of showers. Mostly clear, with a low around 69. Chance of precipitation is 30%.
Friday
Sunny, with a high near 93.
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ABOUT THIS FORECAST

 
Point Forecast:
Harrisonville MO
 38.66°N 94.35°W (Elev. 951 ft)
1:27 pm CDT Sep 4, 2026
3pm CDT Sep 4, 2026-6pm CDT Sep 11, 2026
 
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Additional Resources

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