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

Hazardous Weather Conditions

Current conditions at

Lamoni, Lamoni Municipal Airport (KLWD)

Lat: 40.63°NLon: 93.9°WElev: 1129ft.

Fair

48°F

9°C

Humidity 74%
Wind Speed SE 9 mph
Barometer 29.73 in (1006.7 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 17 Feb 6:53 am CST
Extended Forecast for

Decatur IA

  • Today

    Today: Mostly cloudy, with a high near 69. Windy, with a south wind 9 to 14 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 36 mph.

    High: 69 °F

    Mostly Cloudy
    and Windy

  • Tonight

    Tonight: A slight chance of showers and thunderstorms between 9pm and 10pm. Mostly cloudy, then gradually becoming clear, with a low around 43. Breezy, with a south wind 14 to 18 mph becoming west after midnight. Winds could gust as high as 31 mph. Chance of precipitation is 20%.

    Low: 43 °F

    Slight Chance
    T-storms and
    Breezy then
    Mostly Clear

  • Wednesday

    Wednesday: Increasing clouds, with a high near 66. West wind 8 to 15 mph, with gusts as high as 23 mph.

    High: 66 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 40. South southwest wind 5 to 9 mph becoming east northeast after midnight.

    Low: 40 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 40 percent chance of rain. Mostly sunny, with a high near 59. Breezy, with an east northeast wind 10 to 17 mph becoming west in the afternoon. Winds could gust as high as 26 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 59 °F

    Chance Rain
    and Breezy

  • Thursday Night

    Thursday Night: A chance of rain before midnight, then a chance of snow. Mostly cloudy, with a low around 22. Blustery. Chance of precipitation is 40%.

    Low: 22 °F

    Blustery.
    Chance Rain
    then Chance
    Snow

  • Friday

    Friday: Mostly sunny, with a high near 40. Breezy.

    High: 40 °F

    Mostly Sunny
    and Breezy
    then Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 20.

    Low: 20 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 42.

    High: 42 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 69. Windy, with a south wind 9 to 14 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 36 mph.
Tonight
A slight chance of showers and thunderstorms between 9pm and 10pm. Mostly cloudy, then gradually becoming clear, with a low around 43. Breezy, with a south wind 14 to 18 mph becoming west after midnight. Winds could gust as high as 31 mph. Chance of precipitation is 20%.
Wednesday
Increasing clouds, with a high near 66. West wind 8 to 15 mph, with gusts as high as 23 mph.
Wednesday Night
Mostly cloudy, with a low around 40. South southwest wind 5 to 9 mph becoming east northeast after midnight.
Thursday
A 40 percent chance of rain. Mostly sunny, with a high near 59. Breezy, with an east northeast wind 10 to 17 mph becoming west in the afternoon. Winds could gust as high as 26 mph. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
A chance of rain before midnight, then a chance of snow. Mostly cloudy, with a low around 22. Blustery. Chance of precipitation is 40%.
Friday
Mostly sunny, with a high near 40. Breezy.
Friday Night
Partly cloudy, with a low around 20.
Saturday
Mostly sunny, with a high near 42.
Saturday Night
Mostly clear, with a low around 18.
Sunday
Sunny, with a high near 35.
Sunday Night
Partly cloudy, with a low around 13.
Monday
Sunny, with a high near 39.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Decatur IA
 40.73°N 93.81°W
Last Update:
7:06 am CST Feb 17, 2026
Forecast Valid:
7am CST Feb 17, 2026-6pm CST Feb 23, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation