Showers and Storms in the East; Dangerously Hot and Dry in the West

Scattered showers and storms are expected across portions of the Central and Eastern U.S. through the end of the week. Meanwhile, dangerous heat will intensify across the Desert Southwest and Intermountain West. Hot, dry weather and increasing winds will allow elevated wildfire conditions to return to the northern Intermountain West, where air quality issues persist from ongoing fires. Read More >

Current conditions at

Marshall Memorial Municipal Airport (KMHL)

Lat: 39.1°NLon: 93.2°WElev: 779ft.

Fair

86°F

30°C

Humidity 70%
Wind Speed Calm
Barometer 29.92 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index95°F (35°C)
Last update 9 Aug 1:55 pm CDT
Extended Forecast for

Boonville MO

Extreme Heat Warning until August 12, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning until August 12, 08:00pm

    NOW until 8:00pm Wed

    Extreme Heat Warning

  • This Afternoon

    High: 91 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 76. South wind 5 to 8 mph, with gusts as high as 18 mph.

    Low: 76 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 95. Heat index values as high as 110. South southwest wind 7 to 13 mph, with gusts as high as 20 mph.

    High: 95 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 78. South wind 5 to 7 mph.

    Low: 78 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 95. Southwest wind around 8 mph.

    High: 95 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 78.

    Low: 78 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 94.

    High: 94 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 74. Chance of precipitation is 30%.

    Low: 74 °F

    Partly Cloudy
    then Chance
    T-storms

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 91. Heat index values as high as 102. South wind around 11 mph, with gusts as high as 20 mph.
Tonight
Mostly clear, with a low around 76. South wind 5 to 8 mph, with gusts as high as 18 mph.
Monday
Mostly sunny, with a high near 95. Heat index values as high as 110. South southwest wind 7 to 13 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 78. South wind 5 to 7 mph.
Tuesday
Sunny, with a high near 95. Southwest wind around 8 mph.
Tuesday Night
Partly cloudy, with a low around 78.
Wednesday
Mostly sunny, with a high near 94.
Wednesday Night
A chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 74. Chance of precipitation is 30%.
Thursday
A chance of showers and thunderstorms. Partly sunny, with a high near 88. Chance of precipitation is 50%.
Thursday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 70. Chance of precipitation is 60%.
Friday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 87. Chance of precipitation is 40%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 72. Chance of precipitation is 50%.
Saturday
A chance of showers. Partly sunny, with a high near 88. Chance of precipitation is 30%.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Boonville MO
 38.96°N 92.75°W (Elev. 699 ft)
1:31 pm CDT Aug 9, 2026
2pm CDT Aug 9, 2026-6pm CDT Aug 15, 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