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

74°F

23°C

Humidity 33%
Wind Speed W 8 mph
Barometer 29.74 in (1006.4 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 16 Jun 5:53 pm CDT
Extended Forecast for

Decatur IA

  • Tonight

    Tonight: Increasing clouds, with a low around 63. Light and variable wind becoming south 10 to 15 mph in the evening. Winds could gust as high as 24 mph.

    Low: 63 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms between 9am and 4pm, then a slight chance of showers after 4pm. Mostly cloudy through mid morning, then gradual clearing, with a high near 88. Breezy, with a south wind 15 to 18 mph becoming west northwest in the afternoon. Winds could gust as high as 34 mph. Chance of precipitation is 20%.

    High: 88 °F

    Slight Chance
    T-storms and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 61. Breezy, with a west northwest wind 10 to 17 mph, with gusts as high as 32 mph.

    Low: 61 °F

    Clear and
    Breezy then
    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 78. Northwest wind around 10 mph.

    High: 78 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 55. North northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 55 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 62.

    Low: 62 °F

    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers before 1pm. Partly sunny, with a high near 83.

    High: 83 °F

    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 64. Chance of precipitation is 70%.

    Low: 64 °F

    Chance
    T-storms then
    Showers
    Likely

Detailed Forecast

Tonight
Increasing clouds, with a low around 63. Light and variable wind becoming south 10 to 15 mph in the evening. Winds could gust as high as 24 mph.
Wednesday
A slight chance of showers and thunderstorms between 9am and 4pm, then a slight chance of showers after 4pm. Mostly cloudy through mid morning, then gradual clearing, with a high near 88. Breezy, with a south wind 15 to 18 mph becoming west northwest in the afternoon. Winds could gust as high as 34 mph. Chance of precipitation is 20%.
Wednesday Night
Mostly clear, with a low around 61. Breezy, with a west northwest wind 10 to 17 mph, with gusts as high as 32 mph.
Thursday
Mostly sunny, with a high near 78. Northwest wind around 10 mph.
Thursday Night
Mostly clear, with a low around 55. North northwest wind 5 to 7 mph becoming calm in the evening.
Juneteenth
Sunny, with a high near 81.
Friday Night
Partly cloudy, with a low around 62.
Saturday
A 20 percent chance of showers before 1pm. Partly sunny, with a high near 83.
Saturday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 64. Chance of precipitation is 70%.
Sunday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 78. Chance of precipitation is 70%.
Sunday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 62.
Monday
Partly sunny, with a high near 78.
Monday Night
Partly cloudy, with a low around 59.
Tuesday
Mostly sunny, with a high near 80.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Decatur IA
 40.73°N 93.81°W
Last Update:
6:11 pm CDT Jun 16, 2026
Forecast Valid:
6pm CDT Jun 16, 2026-6pm CDT Jun 23, 2026
 
Forecast Discussion
 
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Additional Resources

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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