National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

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

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend with heat advisories in effect. Heavy to excessive rainfall occurring at times through Sunday could bring areas of flooding to parts of the upper Midwest, central Great Lakes, southern New England and Virginia/North Carolina tidewater region. Read More >

Hazardous Weather Conditions

Current conditions at

Columbia, Columbia Regional Airport (KCOU)

Lat: 38.82°NLon: 92.22°WElev: 889ft.

Fair

77°F

25°C

Humidity 82%
Wind Speed Calm
Barometer 30.16 in (1020.1 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 18 Sep 1:54 am CDT
Extended Forecast for

Columbia MO

Heat Advisory September 18, 02:52am until September 18, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 18, 02:52am until September 18, 08:00pm

    NOW until 8:00pm Fri

    Heat Advisory

  • Overnight

    Low: 73 °F

    Mostly Clear

  • Friday

    Friday: A slight chance of showers between 3pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Sunny, with a high near 95. Heat index values as high as 105. East wind around 6 mph becoming south in the afternoon. Chance of precipitation is 20%.

    High: 95 °F

    Sunny then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: Partly cloudy, with a low around 72. South wind 3 to 7 mph.

    Low: 72 °F

    Partly Cloudy

  • Saturday

    Saturday: Cloudy, then gradually becoming mostly sunny, with a high near 94. Southwest wind 6 to 9 mph.

    High: 94 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 71. Light south wind.

    Low: 71 °F

    Partly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after 4pm. Partly sunny, with a high near 87. Chance of precipitation is 40%.

    High: 87 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 65. Chance of precipitation is 70%.

    Low: 65 °F

    Showers
    Likely

  • Monday

    Monday: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 75. Chance of precipitation is 60%.

    High: 75 °F

    Showers
    Likely

Detailed Forecast

Overnight
Mostly clear, with a low around 73. East wind around 5 mph.
Friday
A slight chance of showers between 3pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Sunny, with a high near 95. Heat index values as high as 105. East wind around 6 mph becoming south in the afternoon. Chance of precipitation is 20%.
Friday Night
Partly cloudy, with a low around 72. South wind 3 to 7 mph.
Saturday
Cloudy, then gradually becoming mostly sunny, with a high near 94. Southwest wind 6 to 9 mph.
Saturday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 71. Light south wind.
Sunday
A chance of showers, with thunderstorms also possible after 4pm. Partly sunny, with a high near 87. Chance of precipitation is 40%.
Sunday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 65. 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 75. Chance of precipitation is 60%.
Monday Night
A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 57.
Tuesday
Mostly cloudy, with a high near 69.
Tuesday Night
Mostly cloudy, with a low around 52.
Wednesday
Mostly sunny, with a high near 72.
Wednesday Night
Partly cloudy, with a low around 54.
Thursday
Mostly sunny, with a high near 74.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Columbia MO
 38.95°N 92.32°W (Elev. 778 ft)
Last Update:
1:26 am CDT Sep 18, 2026
Forecast Valid:
2am CDT Sep 18, 2026-6pm CDT Sep 24, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation