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.

Overcast

34°F

1°C

Humidity 73%
Wind Speed W 12 mph
Barometer 29.54 in (1001.3 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 24 Feb 3:53 pm CST
Extended Forecast for

Marshalltown IA

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 37. West wind around 9 mph.

    High: 37 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 16. Wind chill values as low as 10. Northwest wind 6 to 8 mph.

    Low: 16 °F

    Decreasing
    Clouds

  • Wednesday

    Wednesday: A 30 percent chance of snow, mainly after 5pm. Mostly sunny, with a high near 28. Wind chill values as low as 5. Northwest wind around 6 mph becoming calm in the afternoon. Little or no snow accumulation expected.

    High: 28 °F

    Mostly Sunny
    then Chance
    Snow

  • Wednesday Night

    Wednesday Night: A chance of snow before 3am, then a chance of snow and freezing rain. Mostly cloudy, with a low around 21. Calm wind becoming south southeast around 5 mph after midnight. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    Low: 21 °F

    Chance Snow
    then Chance
    Wintry Mix

  • Thursday

    Thursday: Mostly sunny, with a high near 38. South southeast wind 5 to 8 mph becoming west southwest in the afternoon.

    High: 38 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 25.

    Low: 25 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 51.

    High: 51 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 24.

    Low: 24 °F

    Partly Cloudy

  • Saturday

    Saturday: A 30 percent chance of snow before noon. Partly sunny, with a high near 33.

    High: 33 °F

    Chance Snow
    then Partly
    Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 37. West wind around 9 mph.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 16. Wind chill values as low as 10. Northwest wind 6 to 8 mph.
Wednesday
A 30 percent chance of snow, mainly after 5pm. Mostly sunny, with a high near 28. Wind chill values as low as 5. Northwest wind around 6 mph becoming calm in the afternoon. Little or no snow accumulation expected.
Wednesday Night
A chance of snow before 3am, then a chance of snow and freezing rain. Mostly cloudy, with a low around 21. Calm wind becoming south southeast around 5 mph after midnight. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Thursday
Mostly sunny, with a high near 38. South southeast wind 5 to 8 mph becoming west southwest in the afternoon.
Thursday Night
Mostly clear, with a low around 25.
Friday
Sunny, with a high near 51.
Friday Night
Partly cloudy, with a low around 24.
Saturday
A 30 percent chance of snow before noon. Partly sunny, with a high near 33.
Saturday Night
Partly cloudy, with a low around 14.
Sunday
A 40 percent chance of snow. Partly sunny, with a high near 27.
Sunday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 16.
Monday
Partly sunny, with a high near 33.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Marshalltown IA
 42.06°N 92.92°W
Last Update:
1:21 pm CST Feb 24, 2026
Forecast Valid:
4pm CST Feb 24, 2026-6pm CST Mar 2, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation