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

Lala Impacting Hawaii; Flash Flooding Risks; Excessive Heat

Lala will continue to impact Hawaii through the weekend. Heavy rainfall, strong winds, dangerous surf and localized flooding are expected. Thunderstorms, heavy rainfall and flash flooding concerns from the mid-Mississippi Valley, Ohio Valley into the central Appalachians and the mid-Atlantic through today. Record heat continues for areas of the Mississippi Valley into the Southeast. Read More >

Current conditions at

Keokuk Municipal Airport (KEOK)

Lat: 40.46°NLon: 91.43°WElev: 676ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

2 Miles WNW Williamstown MO

  • Today

    Today: A 50 percent chance of showers and thunderstorms, mainly after 3pm. Partly sunny, with a high near 85. Northwest wind 3 to 8 mph.

    High: 85 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 65. North wind 5 to 8 mph.

    Low: 65 °F

    Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 82. North wind 3 to 7 mph.

    High: 82 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 65. Calm wind.

    Low: 65 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 85. Light southwest wind.

    High: 85 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 68. Chance of precipitation is 70%.

    Low: 68 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 80.

    High: 80 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 64.

    Low: 64 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

Detailed Forecast

Today
A 50 percent chance of showers and thunderstorms, mainly after 3pm. Partly sunny, with a high near 85. Northwest wind 3 to 8 mph.
Tonight
A 30 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 65. North wind 5 to 8 mph.
Monday
Sunny, with a high near 82. North wind 3 to 7 mph.
Monday Night
Mostly clear, with a low around 65. Calm wind.
Tuesday
Mostly sunny, with a high near 85. Light southwest wind.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 68. Chance of precipitation is 70%.
Wednesday
A 30 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 80.
Wednesday Night
Partly cloudy, with a low around 64.
Thursday
Mostly sunny, with a high near 79.
Thursday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 63.
Friday
Mostly sunny, with a high near 81.
Friday Night
Mostly clear, with a low around 65.
Saturday
Mostly sunny, with a high near 82.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW Williamstown MO
 40.2°N 91.89°W (Elev. 699 ft)
Last Update:
8:21 am CDT Aug 16, 2026
Forecast Valid:
8am CDT Aug 16, 2026-6pm CDT Aug 22, 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