Dangerous Heat and Possible Flooding This Week

Hot temperatures and high humidity are forecast to continue across much of east Texas into the mid-Mississippi Valley through this week. Heavy to excessive rainfall occurring at times through Friday could bring areas of flooding across parts of the central Plains into the upper Midwest 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

95°F

35°C

Humidity 46%
Wind Speed SW 7 mph
Barometer 30.03 in (1015.3 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index103°F (39°C)
Last update 15 Sep 12:53 pm CDT
Extended Forecast for

Linn MOSimilar City Names

Heat Advisory September 15, 01:20pm until September 18, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 15, 01:20pm until September 18, 08:00pm

    NOW until 8:00pm Fri

    Heat Advisory

  • This Afternoon

    High: 96 °F

    Chance
    Showers

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 72. East wind 3 to 5 mph.

    Low: 72 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: Isolated showers and thunderstorms before 10am, then isolated showers and thunderstorms after 2pm.  Mostly cloudy, then gradually becoming sunny, with a high near 94. Heat index values as high as 102. Northeast wind around 5 mph becoming light and variable  in the morning.  Chance of precipitation is 20%.

    High: 94 °F

    Isolated
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 74. Light and variable wind becoming south around 6 mph in the evening.

    Low: 74 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 95. Southwest wind around 6 mph becoming light and variable  in the afternoon.

    High: 95 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 72.

    Low: 72 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 93.

    High: 93 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 71.

    Low: 71 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
A slight chance of showers between 3pm and 4pm, then a chance of showers and thunderstorms after 4pm. Sunny, with a high near 96. Southwest wind 5 to 9 mph. Chance of precipitation is 30%.
Tonight
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 72. East wind 3 to 5 mph.
Wednesday
Isolated showers and thunderstorms before 10am, then isolated showers and thunderstorms after 2pm. Mostly cloudy, then gradually becoming sunny, with a high near 94. Heat index values as high as 102. Northeast wind around 5 mph becoming light and variable in the morning. Chance of precipitation is 20%.
Wednesday Night
Mostly clear, with a low around 74. Light and variable wind becoming south around 6 mph in the evening.
Thursday
Sunny, with a high near 95. Southwest wind around 6 mph becoming light and variable in the afternoon.
Thursday Night
Mostly clear, with a low around 72.
Friday
Sunny, with a high near 93.
Friday Night
Partly cloudy, with a low around 71.
Saturday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 91.
Saturday Night
A 40 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 67.
Sunday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 80.
Sunday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 61.
Monday
Partly sunny, with a high near 75.
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ABOUT THIS FORECAST

 
Point Forecast:
Linn MOSimilar City Names
 38.48°N 91.85°W (Elev. 896 ft)
12:46 pm CDT Sep 15, 2026
1pm CDT Sep 15, 2026-6pm CDT Sep 21, 2026
 
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Additional Resources

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