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.

Fair

83°F

28°C

Humidity 37%
Wind Speed Vrbl 6 mph
Barometer 30.02 in (1015.1 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 19 Jun 2:53 pm CDT
Extended Forecast for

Portland MO

  • Tonight

    Tonight: Isolated showers after 4am. Mostly cloudy, with a low around 61. Calm wind. Chance of precipitation is 20%.

    Low: 61 °F

    Mostly Cloudy
    then Isolated
    Showers

  • Saturday

    Saturday: Isolated showers before 10am. Partly sunny, with a high near 84. Calm wind. Chance of precipitation is 20%.

    High: 84 °F

    Isolated
    Showers then
    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5am. Mostly cloudy, with a low around 66. Light and variable wind. Chance of precipitation is 60%.

    Low: 66 °F

    Partly Cloudy
    then Showers
    Likely

  • Sunday

    Sunday: Showers and possibly a thunderstorm before 7am, then showers and thunderstorms after 7am. Some of the storms could produce heavy rainfall. High near 80. Southeast wind 5 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 100%.

    High: 80 °F

    Heavy Rain

  • Sunday Night

    Sunday Night: Showers and thunderstorms likely, mainly before 1am. Mostly cloudy, with a low around 62. West wind 5 to 7 mph becoming north after midnight. Chance of precipitation is 70%.

    Low: 62 °F

    T-storms
    Likely

  • Monday

    Monday: Partly sunny, with a high near 76.

    High: 76 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

Detailed Forecast

Tonight
Isolated showers after 4am. Mostly cloudy, with a low around 61. Calm wind. Chance of precipitation is 20%.
Saturday
Isolated showers before 10am. Partly sunny, with a high near 84. Calm wind. Chance of precipitation is 20%.
Saturday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5am. Mostly cloudy, with a low around 66. Light and variable wind. Chance of precipitation is 60%.
Sunday
Showers and possibly a thunderstorm before 7am, then showers and thunderstorms after 7am. Some of the storms could produce heavy rainfall. High near 80. Southeast wind 5 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 100%.
Sunday Night
Showers and thunderstorms likely, mainly before 1am. Mostly cloudy, with a low around 62. West wind 5 to 7 mph becoming north after midnight. Chance of precipitation is 70%.
Monday
Partly sunny, with a high near 76.
Monday Night
Partly cloudy, with a low around 58.
Tuesday
Mostly sunny, with a high near 79.
Tuesday Night
Partly cloudy, with a low around 60.
Wednesday
Mostly sunny, with a high near 82.
Wednesday Night
Mostly clear, with a low around 59.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 80.
Thursday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 60.
Friday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 82.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Portland MO
 38.72°N 91.73°W (Elev. 650 ft)
Last Update:
2:31 pm CDT Jun 19, 2026
Forecast Valid:
3pm CDT Jun 19, 2026-6pm CDT Jun 26, 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