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

Lamoni, Lamoni Municipal Airport (KLWD)

Lat: 40.63°NLon: 93.9°WElev: 1129ft.

Overcast and Breezy

34°F

1°C

Humidity 73%
Wind Speed NW 23 G 32 mph
Barometer 30.13 in (1021.4 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 10 Jan 2:53 pm CST
Extended Forecast for

Decatur IA

  • This Afternoon

    This Afternoon: A slight chance of snow before 4pm, then a chance of sprinkles and flurries between 4pm and 5pm. Partly sunny, with a high near 39. Breezy, with a northwest wind 15 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.

    High: 39 °F

    Slight Chance
    Sprinkles/Snow
    and Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 20. Blustery, with a northwest wind 11 to 16 mph, with gusts as high as 29 mph.

    Low: 20 °F

    Mostly Clear
    and Blustery

  • Sunday

    Sunday: Sunny, with a high near 36. Northwest wind 8 to 11 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph.

    High: 36 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 28. Southwest wind 8 to 10 mph.

    Low: 28 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 50. West southwest wind 6 to 8 mph.

    High: 50 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 55.

    High: 55 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 30.

    Low: 30 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 36. Breezy.

    High: 36 °F

    Partly Sunny
    and Breezy

Detailed Forecast

This Afternoon
A slight chance of snow before 4pm, then a chance of sprinkles and flurries between 4pm and 5pm. Partly sunny, with a high near 39. Breezy, with a northwest wind 15 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.
Tonight
Mostly clear, with a low around 20. Blustery, with a northwest wind 11 to 16 mph, with gusts as high as 29 mph.
Sunday
Sunny, with a high near 36. Northwest wind 8 to 11 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph.
Sunday Night
Mostly clear, with a low around 28. Southwest wind 8 to 10 mph.
Monday
Mostly sunny, with a high near 50. West southwest wind 6 to 8 mph.
Monday Night
Partly cloudy, with a low around 35.
Tuesday
Partly sunny, with a high near 55.
Tuesday Night
Mostly cloudy, with a low around 30.
Wednesday
Partly sunny, with a high near 36. Breezy.
Wednesday Night
Partly cloudy, with a low around 20.
Thursday
Partly sunny, with a high near 41.
Thursday Night
Mostly cloudy, with a low around 30.
Friday
Mostly cloudy, with a high near 38. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Decatur IA
 40.75°N 93.84°W
Last Update:
3:16 pm CST Jan 10, 2026
Forecast Valid:
3pm CST Jan 10, 2026-6pm CST Jan 16, 2026
 
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Additional Resources

Radar & Satellite Image

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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