Severe Weather and Heavy Rain from the Ohio Valley to the Mid-Atlantic; Heat Persists in the South-Central U.S.

Widespread strong thunderstorms with damaging winds and locally heavy rain are expected across portions of the Ohio Valley into southern Mid-Atlantic and Carolinas. Rounds of strong thunderstorms are expected to develop across the northern and central Plains. Sweltering heat remains most persistent across the South-Central Plains and Lower/Middle Mississippi Valley through next week. Read More >

Current conditions at

Harrisonville Lawrence Smith Memorial Airport (KLRY)

Lat: 38.61°NLon: 94.34°WElev: 915ft.

Fair

77°F

25°C

Humidity 74%
Wind Speed Calm
Barometer 29.98 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 6 Sep 4:55 am CDT
Extended Forecast for

Passaic MO

Extreme Heat Warning September 6, 05:11am until September 8, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning September 6, 05:11am until September 8, 08:00pm

    NOW until 8:00pm Tue

    Extreme Heat Warning

  • Today

    High: 99 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms, mainly before 10pm.  Partly cloudy, with a low around 71. East southeast wind around 5 mph.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 71 °F

    Chance
    T-storms then
    Mostly Clear

  • Labor Day

    Labor Day: Sunny and hot, with a high near 98. Heat index values as high as 102. Southeast wind 5 to 7 mph.

    High: 98 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 72. East southeast wind around 7 mph.

    Low: 72 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 100. South southwest wind 6 to 8 mph.

    High: 100 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 75.

    Low: 75 °F

    Mostly Clear

  • Wednesday

    Wednesday: A chance of showers after 1pm.  Mostly sunny and hot, with a high near 97. Chance of precipitation is 30%.

    High: 97 °F

    Mostly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a low around 67. Chance of precipitation is 70%.

    Low: 67 °F

    Showers
    Likely

Detailed Forecast

Today
A slight chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 99. Heat index values as high as 104. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 20%.
Tonight
A chance of showers and thunderstorms, mainly before 10pm. Partly cloudy, with a low around 71. East southeast wind around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Labor Day
Sunny and hot, with a high near 98. Heat index values as high as 102. Southeast wind 5 to 7 mph.
Monday Night
Mostly clear, with a low around 72. East southeast wind around 7 mph.
Tuesday
Sunny and hot, with a high near 100. South southwest wind 6 to 8 mph.
Tuesday Night
Mostly clear, with a low around 75.
Wednesday
A chance of showers after 1pm. Mostly sunny and hot, with a high near 97. Chance of precipitation is 30%.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 67. Chance of precipitation is 70%.
Thursday
A chance of showers before 1pm. Partly sunny, with a high near 87. Chance of precipitation is 50%.
Thursday Night
A chance of showers after 1am. Partly cloudy, with a low around 66. Chance of precipitation is 30%.
Friday
Sunny, with a high near 90.
Friday Night
Mostly clear, with a low around 67.
Saturday
Sunny, with a high near 93.
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ABOUT THIS FORECAST

 
Point Forecast:
Passaic MO
 38.33°N 94.35°W (Elev. 899 ft)
3:41 am CDT Sep 6, 2026
5am CDT Sep 6, 2026-6pm CDT Sep 12, 2026
 
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Additional Resources

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