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

Monticello MO

  • This Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms, mainly after 4pm.  Partly sunny, with a high near 86. Northwest wind around 6 mph.

    High: 86 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly before 9pm.  Mostly cloudy, then gradually becoming mostly clear, with a low around 66. North wind 3 to 6 mph.

    Low: 66 °F

    Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 82. Light north wind.

    High: 82 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 64. Calm wind.

    Low: 64 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 85. Calm wind becoming southwest around 5 mph.

    High: 85 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am, then showers likely and possibly a thunderstorm after 1am.  Mostly cloudy, with a low around 68. Chance of precipitation is 70%.

    Low: 68 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms, mainly before 1pm.  Mostly cloudy, with a high near 80.

    High: 80 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 64.

    Low: 64 °F

    Slight Chance
    T-storms

  • Thursday

    Thursday: Partly sunny, with a high near 78.

    High: 78 °F

    Partly Sunny

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms, mainly after 4pm. Partly sunny, with a high near 86. Northwest wind around 6 mph.
Tonight
A 40 percent chance of showers and thunderstorms, mainly before 9pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 66. North wind 3 to 6 mph.
Monday
Sunny, with a high near 82. Light north wind.
Monday Night
Mostly clear, with a low around 64. Calm wind.
Tuesday
Mostly sunny, with a high near 85. Calm wind becoming southwest around 5 mph.
Tuesday Night
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 68. Chance of precipitation is 70%.
Wednesday
A 50 percent chance of showers and thunderstorms, mainly before 1pm. Mostly cloudy, with a high near 80.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64.
Thursday
Partly sunny, with a high near 78.
Thursday Night
Partly cloudy, with a low around 61.
Friday
Sunny, with a high near 80.
Friday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 64.
Saturday
Mostly sunny, with a high near 81.
Saturday Night
Mostly clear, with a low around 63.
Sunday
Mostly sunny, with a high near 80.
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ABOUT THIS FORECAST

 
Point Forecast:
Monticello MO
 40.11°N 91.72°W (Elev. 564 ft)
1:25 pm CDT Aug 16, 2026
3pm CDT Aug 16, 2026-6pm CDT Aug 23, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database