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

Showers and Storms in the East; Dangerously Hot and Dry in the West

Scattered showers and storms are expected across portions of the Central and Eastern U.S. through the end of the week. Meanwhile, dangerous heat will intensify across the Desert Southwest and Intermountain West. Hot, dry weather and increasing winds will allow elevated wildfire conditions to return to the northern Intermountain West, where air quality issues persist from ongoing fires. Read More >

Hazardous Weather Conditions

Current conditions at

Jefferson City, Jefferson City Memorial Airport (KJEF)

Lat: 38.59°NLon: 92.16°WElev: 548ft.

Fair

91°F

33°C

Humidity 59%
Wind Speed S 13 G 21 mph
Barometer 29.89 in (1010.6 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index102°F (39°C)
Last update 9 Aug 2:53 pm CDT
Extended Forecast for

Jefferson City MO

Extreme Heat Warning August 9, 03:27pm until August 12, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning August 9, 03:27pm until August 12, 08:00pm

    NOW until 8:00pm Wed

    Extreme Heat Warning

  • Tonight

    Low: 76 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 98. Heat index values as high as 107. Southwest wind 7 to 11 mph, with gusts as high as 21 mph.

    High: 98 °F

    Hot

  • Monday Night

    Monday Night: Partly cloudy, with a low around 78. South wind 3 to 7 mph.

    Low: 78 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny and hot, with a high near 99. Heat index values as high as 106. Southwest wind 5 to 7 mph.

    High: 99 °F

    Hot

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 78. Southwest wind 3 to 5 mph.

    Low: 78 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny and hot, with a high near 98.

    High: 98 °F

    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 75.

    Low: 75 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 91.

    High: 91 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Mostly clear, with a low around 76. South wind 7 to 10 mph, with gusts as high as 20 mph.
Monday
Sunny and hot, with a high near 98. Heat index values as high as 107. Southwest wind 7 to 11 mph, with gusts as high as 21 mph.
Monday Night
Partly cloudy, with a low around 78. South wind 3 to 7 mph.
Tuesday
Sunny and hot, with a high near 99. Heat index values as high as 106. Southwest wind 5 to 7 mph.
Tuesday Night
Partly cloudy, with a low around 78. Southwest wind 3 to 5 mph.
Wednesday
A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny and hot, with a high near 98.
Wednesday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 75.
Thursday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 91.
Thursday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 73.
Friday
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Mostly cloudy, with a high near 90.
Friday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73.
Saturday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
Saturday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73.
Sunday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Jefferson City MO
 38.57°N 92.16°W (Elev. 699 ft)
Last Update:
3:06 pm CDT Aug 9, 2026
Forecast Valid:
3pm CDT Aug 9, 2026-6pm CDT Aug 16, 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