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

Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

Dangerous heat persists across the Desert Southwest through this weekend and across the Southern Plains and Lower Mississippi Valley through at least the middle of next week. Numerous daily record high temperatures are expected through at least Tuesday for much of Texas and Oklahoma as well as portions of Louisiana, New Mexico, and Arizona. Read More >

Current conditions at

Jefferson City, Jefferson City Memorial Airport (KJEF)

Lat: 38.59°NLon: 92.16°WElev: 548ft.

Fair

88°F

31°C

Humidity 55%
Wind Speed N 5 mph
Barometer 29.99 in (1014.2 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index93°F (34°C)
Last update 21 Aug 4:53 pm CDT
Extended Forecast for

Linn MOSimilar City Names

  • Tonight

    Tonight: Mostly clear, with a low around 68. Calm wind.

    Low: 68 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 87. North wind 3 to 6 mph.

    High: 87 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 63. Light north wind.

    Low: 63 °F

    Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 83. Light northeast wind.

    High: 83 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 64. Light and variable wind becoming southeast around 5 mph after midnight.

    Low: 64 °F

    Mostly Cloudy

  • Monday

    Monday: A slight chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 83. Chance of precipitation is 20%.

    High: 83 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 67.

    Low: 67 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 68.

    Low: 68 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 68. Calm wind.
Saturday
Sunny, with a high near 87. North wind 3 to 6 mph.
Saturday Night
Clear, with a low around 63. Light north wind.
Sunday
Mostly sunny, with a high near 83. Light northeast wind.
Sunday Night
Mostly cloudy, with a low around 64. Light and variable wind becoming southeast around 5 mph after midnight.
Monday
A slight chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 83. Chance of precipitation is 20%.
Monday Night
Partly cloudy, with a low around 67.
Tuesday
Mostly sunny, with a high near 87.
Tuesday Night
Partly cloudy, with a low around 68.
Wednesday
Mostly sunny, with a high near 88.
Wednesday Night
Mostly clear, with a low around 66.
Thursday
Sunny, with a high near 88.
Thursday Night
Mostly clear, with a low around 67.
Friday
A 20 percent chance of showers. Mostly sunny, with a high near 88.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Linn MOSimilar City Names
 38.48°N 91.85°W (Elev. 896 ft)
Last Update:
4:31 pm CDT Aug 21, 2026
Forecast Valid:
5pm CDT Aug 21, 2026-6pm CDT Aug 28, 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