Heavy to Excessive Rains in The Four Corners Region and Midwest; Heat Persists in the South-Central U.S.

Repeated rounds of showers and thunderstorms could bring a flash flooding threat across the Four Corners region and from the mid-Mississippi Valley into the lower Great Lakes. Hot temperatures and high humidity will continue to challenge daily records from the Southern Plains to the lower Mississippi Valley. Read More >

Current conditions at

Columbia, Columbia Regional Airport (KCOU)

Lat: 38.82°NLon: 92.22°WElev: 889ft.

Mostly Cloudy

73°F

23°C

Humidity 87%
Wind Speed E 7 mph
Barometer 30.25 in (1023.4 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 16 Sep 8:54 am CDT
Extended Forecast for

Martinsburg MO

  • Today

    Today: A slight chance of showers and thunderstorms between 3pm and 5pm.  Mostly sunny, with a high near 90. East wind 3 to 5 mph.  Chance of precipitation is 20%.

    High: 90 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Tonight

    Tonight: A slight chance of showers and thunderstorms between 8pm and 9pm.  Mostly clear, with a low around 72. Light southeast wind.  Chance of precipitation is 20%.

    Low: 72 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 91. Heat index values as high as 100. Light and variable wind becoming west around 5 mph in the morning.

    High: 91 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 68. Light and variable wind.

    Low: 68 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 90. Light and variable wind becoming southeast around 6 mph in the morning.

    High: 90 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 70.

    Low: 70 °F

    Mostly Clear

  • Saturday

    Saturday: Partly sunny, with a high near 91.

    High: 91 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 50 percent chance of showers and thunderstorms, mainly after 1am.  Partly cloudy, with a low around 67.

    Low: 67 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Sunday

    Sunday: A 40 percent chance of showers.  Partly sunny, with a high near 84.

    High: 84 °F

    Chance
    Showers

Detailed Forecast

Today
A slight chance of showers and thunderstorms between 3pm and 5pm. Mostly sunny, with a high near 90. East wind 3 to 5 mph. Chance of precipitation is 20%.
Tonight
A slight chance of showers and thunderstorms between 8pm and 9pm. Mostly clear, with a low around 72. Light southeast wind. Chance of precipitation is 20%.
Thursday
Sunny, with a high near 91. Heat index values as high as 100. Light and variable wind becoming west around 5 mph in the morning.
Thursday Night
Partly cloudy, with a low around 68. Light and variable wind.
Friday
Mostly sunny, with a high near 90. Light and variable wind becoming southeast around 6 mph in the morning.
Friday Night
Mostly clear, with a low around 70.
Saturday
Partly sunny, with a high near 91.
Saturday Night
A 50 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 67.
Sunday
A 40 percent chance of showers. Partly sunny, with a high near 84.
Sunday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 62.
Monday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 78.
Monday Night
A 30 percent chance of showers. Partly cloudy, with a low around 59.
Tuesday
A 30 percent chance of showers. Mostly sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
Martinsburg MO
 39.1°N 91.64°W (Elev. 801 ft)
8:51 am CDT Sep 16, 2026
9am CDT Sep 16, 2026-6pm CDT Sep 22, 2026
 
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Additional Resources

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Hourly Weather Forecast

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