Thunderstorms and Heavy Rainfall in the Plains; Hazardous Heat in the South and Southeast

Severe thunderstorms will be possible across the northern/central Plains through Tuesday afternoon and from the central Plains to the Mid-Mississippi Valley Tuesday evening through Wednesday morning. Storms may produce large hail and damaging wind gusts, and heavy rainfall may lead to scattered instances of flash flooding. Meanwhile, hazardous heat persists across the South and Southeast. Read More >

Current conditions at

Columbia, Columbia Regional Airport (KCOU)

Lat: 38.82°NLon: 92.22°WElev: 889ft.

Fair

68°F

20°C

Humidity 93%
Wind Speed S 5 mph
Barometer 30.08 in (1018.0 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 18 Aug 12:54 am CDT
Extended Forecast for

Ashland MO

  • Overnight

    Overnight: Mostly clear, with a low around 65. Light southeast wind.

    Low: 65 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 89. Light and variable wind becoming south 5 to 7 mph in the morning.

    High: 89 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely, mainly after 1am.  Increasing clouds, with a low around 70. Northeast wind 5 to 7 mph.  Chance of precipitation is 70%.

    Low: 70 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Wednesday

    Wednesday: A chance of showers and thunderstorms before noon, then a slight chance of showers and thunderstorms after 2pm.  Mostly cloudy, with a high near 82. Southeast wind 5 to 8 mph becoming northeast in the afternoon.  Chance of precipitation is 50%.

    High: 82 °F

    Chance
    T-storms then
    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 67. Northeast wind around 5 mph.

    Low: 67 °F

    Chance
    T-storms

  • Thursday

    Thursday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

  • Thursday Night

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

    Low: 65 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms after 1am.  Mostly clear, with a low around 68.

    Low: 68 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

Detailed Forecast

Overnight
Mostly clear, with a low around 65. Light southeast wind.
Tuesday
Mostly sunny, with a high near 89. Light and variable wind becoming south 5 to 7 mph in the morning.
Tuesday Night
Showers and thunderstorms likely, mainly after 1am. Increasing clouds, with a low around 70. Northeast wind 5 to 7 mph. Chance of precipitation is 70%.
Wednesday
A chance of showers and thunderstorms before noon, then a slight chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 82. Southeast wind 5 to 8 mph becoming northeast in the afternoon. Chance of precipitation is 50%.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Northeast wind around 5 mph.
Thursday
Mostly sunny, with a high near 82.
Thursday Night
Mostly clear, with a low around 65.
Friday
Sunny, with a high near 85.
Friday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 68.
Saturday
A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 84.
Saturday Night
Mostly clear, with a low around 65.
Sunday
A 20 percent chance of showers. Mostly sunny, with a high near 84.
Sunday Night
A 20 percent chance of showers. Partly cloudy, with a low around 65.
Monday
A 20 percent chance of showers. Mostly sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
Ashland MO
 38.77°N 92.27°W (Elev. 899 ft)
12:36 am CDT Aug 18, 2026
1am CDT Aug 18, 2026-6pm CDT Aug 24, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database