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

9°F

-13°C

Humidity 61%
Wind Speed N 8 mph
Barometer 30.38 in (1031.1 mb)
Dewpoint -2°F (-19°C)
Visibility 10.00 mi
Wind Chill-3°F (-19°C)
Last update 29 Jan 10:53 am CST
Extended Forecast for

Marshalltown IA

  • Today

    Today: Mostly sunny, with a high near 15. Wind chill values as low as zero. North wind around 7 mph.

    High: 15 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around -1. Wind chill values as low as -15. North wind around 6 mph becoming calm.

    Low: -1 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 11. Wind chill values as low as -15. North wind 6 to 14 mph, with gusts as high as 22 mph.

    High: 11 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around -1. Wind chill values as low as -10. North northwest wind 6 to 11 mph.

    Low: -1 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 19. North northwest wind around 6 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.

    Low: 8 °F

    Partly Cloudy
    then Slight
    Chance Snow

  • Sunday

    Sunday: Snow likely. Mostly cloudy, with a high near 28. Chance of precipitation is 60%.

    High: 28 °F

    Snow Likely

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 16.

    Low: 16 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 29.

    High: 29 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 15. Wind chill values as low as zero. North wind around 7 mph.
Tonight
Partly cloudy, with a low around -1. Wind chill values as low as -15. North wind around 6 mph becoming calm.
Friday
Mostly sunny, with a high near 11. Wind chill values as low as -15. North wind 6 to 14 mph, with gusts as high as 22 mph.
Friday Night
Mostly clear, with a low around -1. Wind chill values as low as -10. North northwest wind 6 to 11 mph.
Saturday
Sunny, with a high near 19. North northwest wind around 6 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.
Sunday
Snow likely. Mostly cloudy, with a high near 28. Chance of precipitation is 60%.
Sunday Night
Mostly cloudy, with a low around 16.
Monday
Mostly sunny, with a high near 29.
Monday Night
Mostly cloudy, with a low around 14.
Tuesday
Mostly cloudy, with a high near 28.
Tuesday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 15.
Wednesday
Partly sunny, with a high near 27.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Marshalltown IA
 42.06°N 92.92°W
Last Update:
10:57 am CST Jan 29, 2026
Forecast Valid:
11am CST Jan 29, 2026-6pm CST Feb 4, 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