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

Jefferson City, Jefferson City Memorial Airport (KJEF)

Lat: 38.59°NLon: 92.16°WElev: 548ft.

Overcast

73°F

23°C

Humidity 94%
Wind Speed Vrbl 3 mph
Barometer 29.97 in (1013.7 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Last update 15 Oct 10:53 am CDT
Extended Forecast for

Portland MO

  • Today

    Today: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 78. South wind 6 to 9 mph becoming southwest in the afternoon.

    High: 78 °F

    Chance
    Showers

  • Tonight

    Tonight: Showers and thunderstorms likely before 9pm, then scattered showers between 9pm and 11pm. Mostly cloudy, with a low around 43. Northwest wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    Low: 43 °F

    Showers
    Likely then
    Mostly Cloudy

  • Friday

    Friday: Increasing clouds, with a high near 55. Northwest wind 11 to 14 mph, with gusts as high as 25 mph.

    High: 55 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: Cloudy, then gradually becoming partly cloudy, with a low around 35. Northwest wind 5 to 10 mph becoming light north after midnight. Winds could gust as high as 20 mph.

    Low: 35 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: Sunny, with a high near 61. Calm wind.

    High: 61 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 34.

    Low: 34 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 37.

    Low: 37 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny

Detailed Forecast

Today
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 78. South wind 6 to 9 mph becoming southwest in the afternoon.
Tonight
Showers and thunderstorms likely before 9pm, then scattered showers between 9pm and 11pm. Mostly cloudy, with a low around 43. Northwest wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Friday
Increasing clouds, with a high near 55. Northwest wind 11 to 14 mph, with gusts as high as 25 mph.
Friday Night
Cloudy, then gradually becoming partly cloudy, with a low around 35. Northwest wind 5 to 10 mph becoming light north after midnight. Winds could gust as high as 20 mph.
Saturday
Sunny, with a high near 61. Calm wind.
Saturday Night
Clear, with a low around 34.
Sunday
Sunny, with a high near 67.
Sunday Night
Mostly clear, with a low around 37.
Monday
Mostly sunny, with a high near 72.
Monday Night
Partly cloudy, with a low around 40.
Tuesday
Sunny, with a high near 75.
Tuesday Night
Mostly clear, with a low around 44.
Wednesday
Sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Portland MO
 38.72°N 91.71°W (Elev. 696 ft)
Last Update:
9:16 am CDT Oct 15, 2026
Forecast Valid:
11am CDT Oct 15, 2026-6pm CDT Oct 21, 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