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

18°C

65°F

Humidity 90%
Wind Speed SW 7 km/h
Barometer 1016.0 mb (30.02 in)
Dewpoint 17°C (62°F)
Visibility 16 km
Last update 12 Jul 11:53 pm CDT
Extended Forecast for

Marshalltown Municipal Airport IA

  • Overnight

    Overnight: Partly cloudy, with a low around 14. West wind 5 to 8 km/h.

    Low: 14 °C

    Partly Cloudy

  • Sunday

    Sunday: Patchy fog before 8am. Otherwise, sunny, with a high near 28. Light west southwest wind becoming southwest 8 to 13 km/h in the morning.

    High: 28 °C

    Patchy Fog
    then Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 17. South southwest wind around 11 km/h.

    Low: 17 °C

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 31. South wind 8 to 10 km/h.

    High: 31 °C

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 19. South wind around 10 km/h.

    Low: 19 °C

    Mostly Clear

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 30.

    High: 30 °C

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 20.

    Low: 20 °C

    Chance
    Showers

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 29.

    High: 29 °C

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 18.

    Low: 18 °C

    Chance
    T-storms

Detailed Forecast

Overnight
Partly cloudy, with a low around 14. West wind 5 to 8 km/h.
Sunday
Patchy fog before 8am. Otherwise, sunny, with a high near 28. Light west southwest wind becoming southwest 8 to 13 km/h in the morning.
Sunday Night
Mostly clear, with a low around 17. South southwest wind around 11 km/h.
Monday
Sunny, with a high near 31. South wind 8 to 10 km/h.
Monday Night
Mostly clear, with a low around 19. South wind around 10 km/h.
Tuesday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 30.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 20.
Wednesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 29.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 18.
Thursday
Mostly cloudy, with a high near 26.
Thursday Night
Mostly cloudy, with a low around 16.
Friday
Partly sunny, with a high near 26.
Friday Night
A 30 percent chance of showers. Partly cloudy, with a low around 17.
Saturday
Partly sunny, with a high near 27.
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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:
10:36 pm CDT Jul 12, 2025
Forecast Valid:
12am CDT Jul 13, 2025-6pm CDT Jul 19, 2025
 
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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