National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Marshalltown, Marshalltown Municipal Airport (KMIW)

Lat: 42.11°NLon: 92.92°WElev: 971ft.

Fair

57°F

14°C

Humidity 60%
Wind Speed SW 14 mph
Barometer 29.88 in (1011.6 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 21 Apr 3:53 am CDT
Extended Forecast for

Marshalltown Municipal Airport IA

  • Today

    Today: Sunny, with a high near 79. South southwest wind 8 to 13 mph becoming west northwest in the afternoon. Winds could gust as high as 18 mph.

    High: 79 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 49. Light and variable wind becoming east northeast around 6 mph after midnight.

    Low: 49 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 79. East southeast wind 5 to 14 mph becoming south southwest in the morning. Winds could gust as high as 20 mph.

    High: 79 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 58. South wind around 14 mph, with gusts as high as 21 mph.

    Low: 58 °F

    Partly Cloudy

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 75. Windy, with a south wind 16 to 23 mph, with gusts as high as 33 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 75 °F

    Windy. Mostly
    Cloudy then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am. Low around 48. Breezy. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 48 °F

    Showers and
    Breezy

  • Friday

    Friday: A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 65.

    High: 65 °F

    Slight Chance
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 64.

    High: 64 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 79. South southwest wind 8 to 13 mph becoming west northwest in the afternoon. Winds could gust as high as 18 mph.
Tonight
Clear, with a low around 49. Light and variable wind becoming east northeast around 6 mph after midnight.
Wednesday
Sunny, with a high near 79. East southeast wind 5 to 14 mph becoming south southwest in the morning. Winds could gust as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 58. South wind around 14 mph, with gusts as high as 21 mph.
Thursday
A 50 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 75. Windy, with a south wind 16 to 23 mph, with gusts as high as 33 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am. Low around 48. Breezy. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Friday
A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 65.
Friday Night
Mostly clear, with a low around 42.
Saturday
Mostly sunny, with a high near 64.
Saturday Night
Partly cloudy, with a low around 41.
Sunday
A 30 percent chance of showers. Partly sunny, with a high near 60.
Sunday Night
Showers likely. Mostly cloudy, with a low around 45. Chance of precipitation is 60%.
Monday
A 50 percent chance of showers. Mostly cloudy, with a high near 62.
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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:
3:07 am CDT Apr 21, 2026
Forecast Valid:
4am CDT Apr 21, 2026-6pm CDT Apr 27, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation