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

33°F

1°C

Humidity 92%
Wind Speed SW 6 mph
Barometer 29.96 in (1015.7 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 7 Mar 10:53 pm CDT
Extended Forecast for

Marshalltown IA

  • Tonight

    Tonight: Mostly clear, with a low around 33. Southwest wind 6 to 13 mph, with gusts as high as 21 mph.

    Low: 33 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 62. Breezy, with a southwest wind 13 to 16 mph, with gusts as high as 25 mph.

    High: 62 °F

    Sunny then
    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Clear, with a low around 42. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 42 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 68. South southwest wind 6 to 9 mph.

    High: 68 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 42. South wind around 6 mph becoming northeast in the evening.

    Low: 42 °F

    Clear

  • Tuesday

    Tuesday: A chance of rain between noon and 3pm, then a chance of rain and thunderstorms after 3pm. Mostly sunny, with a high near 66. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 66 °F

    Sunny then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of rain and thunderstorms. Mostly cloudy, with a low around 32. Breezy. Chance of precipitation is 50%.

    Low: 32 °F

    Chance Rain
    and Breezy

  • Wednesday

    Wednesday: A chance of rain and snow, mainly before noon. Partly sunny, with a high near 43. Breezy. Chance of precipitation is 40%.

    High: 43 °F

    Chance
    Rain/Snow and
    Breezy

  • Wednesday Night

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

    Low: 25 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 33. Southwest wind 6 to 13 mph, with gusts as high as 21 mph.
Sunday
Sunny, with a high near 62. Breezy, with a southwest wind 13 to 16 mph, with gusts as high as 25 mph.
Sunday Night
Clear, with a low around 42. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Monday
Sunny, with a high near 68. South southwest wind 6 to 9 mph.
Monday Night
Clear, with a low around 42. South wind around 6 mph becoming northeast in the evening.
Tuesday
A chance of rain between noon and 3pm, then a chance of rain and thunderstorms after 3pm. Mostly sunny, with a high near 66. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A chance of rain and thunderstorms. Mostly cloudy, with a low around 32. Breezy. Chance of precipitation is 50%.
Wednesday
A chance of rain and snow, mainly before noon. Partly sunny, with a high near 43. Breezy. Chance of precipitation is 40%.
Wednesday Night
Mostly clear, with a low around 25.
Thursday
Mostly sunny, with a high near 51. Breezy.
Thursday Night
Mostly cloudy, with a low around 38. Breezy.
Friday
Mostly cloudy, with a high near 53. Breezy.
Friday Night
Mostly cloudy, with a low around 27.
Saturday
Mostly cloudy, with a high near 42.
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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:
10:22 pm CST Mar 7, 2026
Forecast Valid:
10pm CST Mar 7, 2026-6pm CDT Mar 14, 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