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

Marshalltown, Marshalltown Municipal Airport (KMIW)

Lat: 42.11°NLon: 92.92°WElev: 971ft.

Fair

49°F

9°C

Humidity 35%
Wind Speed SE 6 mph
Barometer 29.90 in (1013.0 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 14 Feb 5:53 pm CST
Extended Forecast for

Marshalltown Municipal Airport IA

  • Tonight

    Tonight: Partly cloudy, with a low around 32. South wind around 6 mph becoming west northwest after midnight.

    Low: 32 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 59. Northwest wind around 6 mph becoming light and variable in the afternoon.

    High: 59 °F

    Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 40. Light south southwest wind increasing to 5 to 10 mph in the evening.

    Low: 40 °F

    Increasing
    Clouds

  • Washington's Birthday

    Washington's Birthday: Mostly sunny, with a high near 61. South southwest wind 7 to 14 mph, with gusts as high as 20 mph.

    High: 61 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 41. Southeast wind around 6 mph.

    Low: 41 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 65. Breezy.

    High: 65 °F

    Partly Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain. Partly cloudy, with a low around 47. Breezy.

    Low: 47 °F

    Slight Chance
    Rain and
    Breezy

  • Wednesday

    Wednesday: Sunny, with a high near 60. Windy.

    High: 60 °F

    Sunny and
    Windy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 31.

    Low: 31 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 32. South wind around 6 mph becoming west northwest after midnight.
Sunday
Sunny, with a high near 59. Northwest wind around 6 mph becoming light and variable in the afternoon.
Sunday Night
Increasing clouds, with a low around 40. Light south southwest wind increasing to 5 to 10 mph in the evening.
Washington's Birthday
Mostly sunny, with a high near 61. South southwest wind 7 to 14 mph, with gusts as high as 20 mph.
Monday Night
Mostly cloudy, with a low around 41. Southeast wind around 6 mph.
Tuesday
Partly sunny, with a high near 65. Breezy.
Tuesday Night
A 20 percent chance of rain. Partly cloudy, with a low around 47. Breezy.
Wednesday
Sunny, with a high near 60. Windy.
Wednesday Night
Mostly clear, with a low around 31.
Thursday
A 30 percent chance of rain after noon. Partly sunny, with a high near 46. Breezy.
Thursday Night
Mostly cloudy, with a low around 23.
Friday
Partly sunny, with a high near 38.
Friday Night
Mostly cloudy, with a low around 18.
Saturday
Mostly sunny, with a high near 38.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Marshalltown Municipal Airport IA
 42.12°N 92.92°W
Last Update:
5:06 pm CST Feb 14, 2026
Forecast Valid:
7pm CST Feb 14, 2026-6pm CST Feb 21, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation