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

Keokuk Municipal Airport (KEOK)

Lat: 40.46°NLon: 91.43°WElev: 676ft.

Mostly Cloudy

57°F

14°C

Humidity 100%
Wind Speed Calm
Barometer 30.16 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 23 Jul 2:55 am CDT
Extended Forecast for

4 Miles SSE Williamstown MO

  • Overnight

    Overnight: Partly cloudy, with a low around 59. Calm wind.

    Low: 59 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 79. Light east wind.

    High: 79 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 62. Light east wind.

    Low: 62 °F

    Mostly Cloudy

  • Friday

    Friday: Showers likely, with thunderstorms also possible after 4pm. Mostly cloudy, with a high near 73. Calm wind becoming southeast around 6 mph in the afternoon. Chance of precipitation is 60%.

    High: 73 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 7pm, then a chance of showers between 7pm and 10pm, then a chance of showers and thunderstorms after 10pm. Mostly cloudy, with a low around 64. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 50%.

    Low: 64 °F

    Chance
    Showers then
    Chance
    T-storms

  • Saturday

    Saturday: Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 71.

    Low: 71 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 92.

    High: 92 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 75.

    Low: 75 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 59. Calm wind.
Thursday
Mostly sunny, with a high near 79. Light east wind.
Thursday Night
Mostly cloudy, with a low around 62. Light east wind.
Friday
Showers likely, with thunderstorms also possible after 4pm. Mostly cloudy, with a high near 73. Calm wind becoming southeast around 6 mph in the afternoon. Chance of precipitation is 60%.
Friday Night
A chance of showers and thunderstorms before 7pm, then a chance of showers between 7pm and 10pm, then a chance of showers and thunderstorms after 10pm. Mostly cloudy, with a low around 64. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 50%.
Saturday
Mostly sunny, with a high near 87.
Saturday Night
Mostly clear, with a low around 71.
Sunday
Sunny, with a high near 92.
Sunday Night
Mostly clear, with a low around 75.
Monday
Mostly sunny, with a high near 95.
Monday Night
Mostly clear, with a low around 73.
Tuesday
Sunny, with a high near 92.
Tuesday Night
Partly cloudy, with a low around 71.
Wednesday
Mostly sunny, with a high near 89.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSE Williamstown MO
 40.16°N 91.83°W (Elev. 705 ft)
Last Update:
1:26 am CDT Jul 23, 2026
Forecast Valid:
3am CDT Jul 23, 2026-6pm CDT Jul 29, 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