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

Jefferson City, Jefferson City Memorial Airport (KJEF)

Lat: 38.59°NLon: 92.16°WElev: 548ft.

Fair

74°F

23°C

Humidity 94%
Wind Speed E 3 mph
Barometer 30.18 in (1020.6 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Last update 17 Sep 2:53 am CDT
Extended Forecast for

Jefferson City Memorial Airport MO

Heat Advisory September 17, 03:37am until September 18, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 17, 03:37am until September 18, 08:00pm

    NOW until 8:00pm Fri

    Heat Advisory

  • Overnight

    Low: 73 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 97. Heat index values as high as 105. Light and variable wind becoming southwest around 6 mph in the morning.

    High: 97 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 72. Light and variable wind.

    Low: 72 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 96. Heat index values as high as 103. Light and variable wind becoming south around 5 mph.

    High: 96 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 73. Light southeast wind.

    Low: 73 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 96.

    High: 96 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers after 1am.  Partly cloudy, with a low around 71.

    Low: 71 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: A slight chance of showers, with thunderstorms also possible after 1pm.  Mostly sunny, with a high near 90. Chance of precipitation is 20%.

    High: 90 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

Detailed Forecast

Overnight
Mostly clear, with a low around 73. Southeast wind around 5 mph.
Thursday
Sunny and hot, with a high near 97. Heat index values as high as 105. Light and variable wind becoming southwest around 6 mph in the morning.
Thursday Night
Mostly clear, with a low around 72. Light and variable wind.
Friday
Sunny, with a high near 96. Heat index values as high as 103. Light and variable wind becoming south around 5 mph.
Friday Night
Mostly clear, with a low around 73. Light southeast wind.
Saturday
Mostly sunny, with a high near 96.
Saturday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 71.
Sunday
A slight chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 90. Chance of precipitation is 20%.
Sunday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 67. Chance of precipitation is 60%.
Monday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 80. Chance of precipitation is 60%.
Monday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 62.
Tuesday
Mostly sunny, with a high near 77.
Tuesday Night
Partly cloudy, with a low around 60.
Wednesday
Mostly sunny, with a high near 80.
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ABOUT THIS FORECAST

 
Point Forecast:
Jefferson City Memorial Airport MO
 38.62°N 92.16°W (Elev. 692 ft)
2:31 am CDT Sep 17, 2026
3am CDT Sep 17, 2026-6pm CDT Sep 23, 2026
 
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Additional Resources

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