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

1°F

-17°C

Humidity 79%
Wind Speed N 3 mph
Barometer 30.37 in (1030.8 mb)
Dewpoint -4°F (-20°C)
Visibility 10.00 mi
Last update 29 Jan 9:53 pm CST
Extended Forecast for

Marshalltown Municipal Airport IA

  • Tonight

    Tonight: Partly cloudy, with a low around -2. Wind chill values as low as -15. North wind 3 to 7 mph.

    Low: -2 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 11. Wind chill values as low as -15. Blustery, with a north wind 8 to 17 mph, with gusts as high as 24 mph.

    High: 11 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Blustery

  • Friday Night

    Friday Night: Mostly clear, with a low around -2. Wind chill values as low as -15. North northwest wind 7 to 14 mph, with gusts as high as 22 mph.

    Low: -2 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 19. Wind chill values as low as -15. North northwest wind 5 to 7 mph becoming light and variable in the afternoon.

    High: 19 °F

    Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of snow after midnight. Partly cloudy, with a low around 8. Light southwest wind becoming south 5 to 10 mph in the evening.

    Low: 8 °F

    Partly Cloudy
    then Slight
    Chance Snow

  • Sunday

    Sunday: Snow likely. Mostly cloudy, with a high near 27. Chance of precipitation is 60%.

    High: 27 °F

    Snow Likely

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 14.

    Low: 14 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 26.

    High: 26 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 14.

    Low: 14 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around -2. Wind chill values as low as -15. North wind 3 to 7 mph.
Friday
Mostly sunny, with a high near 11. Wind chill values as low as -15. Blustery, with a north wind 8 to 17 mph, with gusts as high as 24 mph.
Friday Night
Mostly clear, with a low around -2. Wind chill values as low as -15. North northwest wind 7 to 14 mph, with gusts as high as 22 mph.
Saturday
Sunny, with a high near 19. Wind chill values as low as -15. North northwest wind 5 to 7 mph becoming light and variable in the afternoon.
Saturday Night
A 20 percent chance of snow after midnight. Partly cloudy, with a low around 8. Light southwest wind becoming south 5 to 10 mph in the evening.
Sunday
Snow likely. Mostly cloudy, with a high near 27. Chance of precipitation is 60%.
Sunday Night
Mostly cloudy, with a low around 14.
Monday
Mostly sunny, with a high near 26.
Monday Night
Mostly cloudy, with a low around 14.
Tuesday
A 30 percent chance of snow after noon. Mostly cloudy, with a high near 28.
Tuesday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 17.
Wednesday
Partly sunny, with a high near 28.
Wednesday Night
Mostly cloudy, with a low around 16.
Thursday
Partly sunny, with a high near 32.
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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:
7:38 pm CST Jan 29, 2026
Forecast Valid:
10pm CST Jan 29, 2026-6pm CST Feb 5, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation