Severe Thunderstorms in the Midwest and Arizona; Heat Continues in the Southeast and Southwest

Thunderstorms, some severe, may lead to scattered instances of flash flooding across the Midwest and Ohio Valley and southern Arizona. The threat will shift to the Mid-Atlantic coast on Thursday. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that little-to-no relief from the scorching daytime highs will be available. Read More >

Hazardous Weather Conditions

Current conditions at

Marshall Memorial Municipal Airport (KMHL)

Lat: 39.1°NLon: 93.2°WElev: 779ft.

Fair

73°F

23°C

Humidity 94%
Wind Speed Calm
Barometer 29.90 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Last update 19 Aug 8:15 pm CDT
Extended Forecast for

4 Miles ESE Lisbon MO

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm before 9pm, then a slight chance of showers and thunderstorms between 9pm and 10pm.  Patchy fog after 5am.  Otherwise, partly cloudy, with a low around 66. Light north northeast wind.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Showers
    Likely then
    Patchy Fog

  • Thursday

    Thursday: Patchy fog before 9am.  Otherwise, mostly sunny, with a high near 84. Northeast wind 3 to 5 mph.

    High: 84 °F

    Patchy Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Increasing clouds, with a low around 65. Calm wind.

    Low: 65 °F

    Increasing
    Clouds

  • Friday

    Friday: Mostly sunny, with a high near 88. Heat index values as high as 95. Calm wind.

    High: 88 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 67. Calm wind.  Chance of precipitation is 20%.

    Low: 67 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Saturday

    Saturday: Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 65.

    Low: 65 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 66.

    Low: 66 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Showers likely and possibly a thunderstorm before 9pm, then a slight chance of showers and thunderstorms between 9pm and 10pm. Patchy fog after 5am. Otherwise, partly cloudy, with a low around 66. Light north northeast wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 84. Northeast wind 3 to 5 mph.
Thursday Night
Increasing clouds, with a low around 65. Calm wind.
Friday
Mostly sunny, with a high near 88. Heat index values as high as 95. Calm wind.
Friday Night
A slight chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 67. Calm wind. Chance of precipitation is 20%.
Saturday
Mostly sunny, with a high near 86.
Saturday Night
Mostly clear, with a low around 65.
Sunday
Mostly sunny, with a high near 84.
Sunday Night
Mostly cloudy, with a low around 66.
Monday
Mostly sunny, with a high near 86.
Monday Night
Mostly clear, with a low around 68.
Tuesday
Mostly sunny, with a high near 89.
Tuesday Night
Partly cloudy, with a low around 69.
Wednesday
Mostly sunny, with a high near 89.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ESE Lisbon MO
 39.07°N 92.83°W (Elev. 705 ft)
6:51 pm CDT Aug 19, 2026
8pm CDT Aug 19, 2026-6pm CDT Aug 26, 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