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

19°F

-7°C

Humidity 84%
Wind Speed NE 12 mph
Barometer 30.36 in (1029.6 mb)
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Wind Chill6°F (-14°C)
Last update 28 Feb 10:53 pm CST
Extended Forecast for

Marshalltown IA

  • Tonight

    Tonight: Mostly cloudy, with a low around 16. North northeast wind around 7 mph.

    Low: 16 °F

    Mostly Cloudy

  • Sunday

    Sunday: Increasing clouds, with a high near 32. Wind chill values as low as 5. East wind 6 to 8 mph.

    High: 32 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 23. East southeast wind around 6 mph.

    Low: 23 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 41. Southeast wind 6 to 9 mph.

    High: 41 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Rain likely, mainly after midnight. Cloudy, with a low around 32. Southeast wind 3 to 6 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 32 °F

    Rain Likely

  • Tuesday

    Tuesday: A 50 percent chance of rain. Mostly cloudy, with a high near 45. New precipitation amounts of less than a tenth of an inch possible.

    High: 45 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 32.

    Low: 32 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 49.

    High: 49 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 16. North northeast wind around 7 mph.
Sunday
Increasing clouds, with a high near 32. Wind chill values as low as 5. East wind 6 to 8 mph.
Sunday Night
Mostly cloudy, with a low around 23. East southeast wind around 6 mph.
Monday
Mostly cloudy, with a high near 41. Southeast wind 6 to 9 mph.
Monday Night
Rain likely, mainly after midnight. Cloudy, with a low around 32. Southeast wind 3 to 6 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
A 50 percent chance of rain. Mostly cloudy, with a high near 45. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Partly cloudy, with a low around 32.
Wednesday
Mostly sunny, with a high near 49.
Wednesday Night
Mostly cloudy, with a low around 34.
Thursday
A 30 percent chance of rain before noon. Mostly cloudy, with a high near 57.
Thursday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 36.
Friday
Rain likely. Mostly cloudy, with a high near 54. Chance of precipitation is 60%.
Friday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 29.
Saturday
A 30 percent chance of rain. Partly sunny, with a high near 52.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Marshalltown IA
 42.06°N 92.92°W
Last Update:
10:31 pm CST Feb 28, 2026
Forecast Valid:
11pm CST Feb 28, 2026-6pm CST Mar 7, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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