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 and Breezy

59°F

15°C

Humidity 39%
Wind Speed N 22 G 29 mph
Barometer 29.98 in (1014.8 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 31 Mar 5:53 pm CDT
Extended Forecast for

Marshalltown IA

  • Tonight

    Tonight: Increasing clouds, with a low around 37. Breezy, with a north wind 10 to 18 mph, with gusts as high as 28 mph.

    Low: 37 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Wednesday

    Wednesday: A chance of showers before 4pm, then a chance of showers and thunderstorms between 4pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Mostly cloudy, with a high near 49. Breezy, with an east wind 13 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 49 °F

    Breezy.
    Slight Chance
    Showers then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm. Low around 39. Breezy, with an east wind 14 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

    Low: 39 °F

    Showers and
    Breezy

  • Thursday

    Thursday: Showers and possibly a thunderstorm before 4pm, then showers likely. High near 66. Windy, with a southeast wind 14 to 21 mph becoming west southwest in the afternoon. Winds could gust as high as 31 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 66 °F

    Showers and
    Windy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 34. Breezy, with a west wind 11 to 16 mph becoming northwest 5 to 10 mph after midnight. Winds could gust as high as 24 mph.

    Low: 34 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Friday

    Friday: A slight chance of rain and thunderstorms, then rain likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 61. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 61 °F

    Slight Chance
    T-storms then
    Rain Likely

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm before 1am, then a chance of showers. Low around 34. Breezy. Chance of precipitation is 80%.

    Low: 34 °F

    Showers and
    Breezy

  • Saturday

    Saturday: A 30 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 45. Windy.

    High: 45 °F

    Chance
    Showers and
    Windy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 28. Windy.

    Low: 28 °F

    Mostly Cloudy
    and Windy

Detailed Forecast

Tonight
Increasing clouds, with a low around 37. Breezy, with a north wind 10 to 18 mph, with gusts as high as 28 mph.
Wednesday
A chance of showers before 4pm, then a chance of showers and thunderstorms between 4pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Mostly cloudy, with a high near 49. Breezy, with an east wind 13 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers and possibly a thunderstorm. Low around 39. Breezy, with an east wind 14 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Thursday
Showers and possibly a thunderstorm before 4pm, then showers likely. High near 66. Windy, with a southeast wind 14 to 21 mph becoming west southwest in the afternoon. Winds could gust as high as 31 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday Night
Partly cloudy, with a low around 34. Breezy, with a west wind 11 to 16 mph becoming northwest 5 to 10 mph after midnight. Winds could gust as high as 24 mph.
Friday
A slight chance of rain and thunderstorms, then rain likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 61. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
Showers and possibly a thunderstorm before 1am, then a chance of showers. Low around 34. Breezy. Chance of precipitation is 80%.
Saturday
A 30 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 45. Windy.
Saturday Night
Mostly cloudy, with a low around 28. Windy.
Sunday
Sunny, with a high near 50. Breezy.
Sunday Night
Mostly clear, with a low around 29.
Monday
Mostly sunny, with a high near 60.
Monday Night
Partly cloudy, with a low around 35.
Tuesday
Partly sunny, with a high near 58. Breezy.
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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:
6:22 pm CDT Mar 31, 2026
Forecast Valid:
6pm CDT Mar 31, 2026-6pm CDT Apr 7, 2026
 
Forecast Discussion
 
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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