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

12°F

-11°C

Humidity 67%
Wind Speed NW 5 mph
Barometer 30.55 in (1036.7 mb)
Dewpoint 3°F (-16°C)
Visibility 10.00 mi
Wind Chill4°F (-16°C)
Last update 23 Feb 12:53 pm CST
Extended Forecast for

Marshalltown IA

  • This Afternoon

    This Afternoon: Sunny, with a high near 18. Light and variable wind becoming west southwest around 5 mph.

    High: 18 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a temperature falling to near 9 by 8pm, then rising to around 19 during the remainder of the night. Wind chill values as low as zero. Light south wind increasing to 9 to 14 mph in the evening. Winds could gust as high as 21 mph.

    Low: 9 °F⇑

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 39. Wind chill values as low as 5. South wind 10 to 14 mph becoming west northwest in the afternoon. Winds could gust as high as 23 mph.

    High: 39 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 16. Wind chill values as low as 10. Northwest wind 7 to 10 mph.

    Low: 16 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of snow after noon. Mostly sunny, with a high near 29. Northwest wind around 6 mph becoming southeast in the afternoon. Little or no snow accumulation expected.

    High: 29 °F

    Sunny then
    Chance Snow

  • Wednesday Night

    Wednesday Night: Snow likely, mainly before midnight. Mostly cloudy, with a low around 19. Chance of precipitation is 60%.

    Low: 19 °F

    Snow Likely

  • Thursday

    Thursday: Mostly sunny, with a high near 34.

    High: 34 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 23.

    Low: 23 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 48.

    High: 48 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 18. Light and variable wind becoming west southwest around 5 mph.
Tonight
Increasing clouds, with a temperature falling to near 9 by 8pm, then rising to around 19 during the remainder of the night. Wind chill values as low as zero. Light south wind increasing to 9 to 14 mph in the evening. Winds could gust as high as 21 mph.
Tuesday
Mostly cloudy, with a high near 39. Wind chill values as low as 5. South wind 10 to 14 mph becoming west northwest in the afternoon. Winds could gust as high as 23 mph.
Tuesday Night
Partly cloudy, with a low around 16. Wind chill values as low as 10. Northwest wind 7 to 10 mph.
Wednesday
A 30 percent chance of snow after noon. Mostly sunny, with a high near 29. Northwest wind around 6 mph becoming southeast in the afternoon. Little or no snow accumulation expected.
Wednesday Night
Snow likely, mainly before midnight. Mostly cloudy, with a low around 19. Chance of precipitation is 60%.
Thursday
Mostly sunny, with a high near 34.
Thursday Night
Mostly clear, with a low around 23.
Friday
Sunny, with a high near 48.
Friday Night
Partly cloudy, with a low around 24.
Saturday
Partly sunny, with a high near 38.
Saturday Night
Partly cloudy, with a low around 16.
Sunday
A 30 percent chance of snow. Partly sunny, with a high near 29.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Marshalltown IA
 42.04°N 92.92°W
Last Update:
10:51 am CST Feb 23, 2026
Forecast Valid:
1pm CST Feb 23, 2026-6pm CST Mar 1, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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