Areas of Dangerous Heat and Heavy Rain with Possible Flooding into this Weekend

Hot temperatures and high humidity are forecast to continue across much of northeast Texas into the mid-Mississippi Valley into this weekend with heat advisories in effect. Heavy to excessive rainfall occurring at times through Saturday could bring areas of flooding across parts of the central Plains into the upper Midwest/Great Lakes, and Four Corners states. Read More >

Current conditions at

Columbia, Columbia Regional Airport (KCOU)

Lat: 38.82°NLon: 92.22°WElev: 889ft.

Fair

75°F

24°C

Humidity 84%
Wind Speed S 7 mph
Barometer 30.20 in (1021.5 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 17 Sep 4:54 am CDT
Extended Forecast for

5 Miles N Williamsburg MO

Heat Advisory September 17, 05:03am until September 18, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 17, 05:03am until September 18, 08:00pm

    NOW until 8:00pm Fri

    Heat Advisory

  • Today

    High: 92 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 69. Light and variable wind.

    Low: 69 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 91. Heat index values as high as 100. Light and variable wind becoming south around 6 mph in the morning.

    High: 91 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 70. Calm wind becoming south around 5 mph after midnight.

    Low: 70 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 91. Southwest wind 6 to 10 mph.

    High: 91 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 68.

    Low: 68 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after 1pm.  Partly sunny, with a high near 85. Chance of precipitation is 30%.

    High: 85 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am.  Mostly cloudy, with a low around 63. Chance of precipitation is 70%.

    Low: 63 °F

    Chance
    Showers then
    Showers
    Likely

Detailed Forecast

Today
Sunny, with a high near 92. Heat index values as high as 102. West wind 6 to 8 mph.
Tonight
Mostly clear, with a low around 69. Light and variable wind.
Friday
Sunny, with a high near 91. Heat index values as high as 100. Light and variable wind becoming south around 6 mph in the morning.
Friday Night
Mostly clear, with a low around 70. Calm wind becoming south around 5 mph after midnight.
Saturday
Mostly sunny, with a high near 91. Southwest wind 6 to 10 mph.
Saturday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 68.
Sunday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 85. Chance of precipitation is 30%.
Sunday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 63. Chance of precipitation is 70%.
Monday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 76. Chance of precipitation is 60%.
Monday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 58.
Tuesday
A 20 percent chance of showers. Partly sunny, with a high near 73.
Tuesday Night
Partly cloudy, with a low around 56.
Wednesday
Mostly sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles N Williamsburg MO
 38.99°N 91.73°W (Elev. 794 ft)
2:31 am CDT Sep 17, 2026
5am CDT Sep 17, 2026-6pm CDT Sep 23, 2026
 
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Additional Resources

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Hourly Weather Forecast

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