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

Falls City, Brenner Field Airport (KFNB)

Lat: 40.08°NLon: 95.59°WElev: 984ft.

Fair

72°F

22°C

Humidity 43%
Wind Speed Vrbl 3 mph
Barometer 29.99 in (1015.2 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 23 May 5:53 pm CDT
Extended Forecast for

Mound City MO

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming clear, with a low around 52. North wind around 5 mph becoming calm in the evening.

    Low: 52 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Sunny, with a high near 82. Light south southeast wind increasing to 5 to 10 mph in the morning.

    High: 82 °F

    Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 58. South southeast wind 5 to 9 mph.

    Low: 58 °F

    Increasing
    Clouds

  • Memorial Day

    Memorial Day: Sunny, with a high near 84. South southeast wind 5 to 11 mph, with gusts as high as 18 mph.

    High: 84 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 62. South southeast wind 5 to 9 mph becoming light southeast after midnight.

    Low: 62 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 64. Chance of precipitation is 50%.

    Low: 64 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 80. Chance of precipitation is 60%.

    High: 80 °F

    Chance
    T-storms then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Chance of precipitation is 40%.

    Low: 64 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Mostly cloudy, then gradually becoming clear, with a low around 52. North wind around 5 mph becoming calm in the evening.
Sunday
Sunny, with a high near 82. Light south southeast wind increasing to 5 to 10 mph in the morning.
Sunday Night
Increasing clouds, with a low around 58. South southeast wind 5 to 9 mph.
Memorial Day
Sunny, with a high near 84. South southeast wind 5 to 11 mph, with gusts as high as 18 mph.
Monday Night
Mostly clear, with a low around 62. South southeast wind 5 to 9 mph becoming light southeast after midnight.
Tuesday
Mostly sunny, with a high near 83.
Tuesday Night
A chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 64. Chance of precipitation is 50%.
Wednesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 80. Chance of precipitation is 60%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Chance of precipitation is 40%.
Thursday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 81. Chance of precipitation is 70%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Chance of precipitation is 50%.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 79. Chance of precipitation is 40%.
Friday Night
Mostly cloudy, with a low around 60.
Saturday
Partly sunny, with a high near 79.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mound City MO
 40.14°N 95.23°W (Elev. 1001 ft)
Last Update:
6:11 pm CDT May 23, 2026
Forecast Valid:
6pm CDT May 23, 2026-6pm CDT May 30, 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