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.

Overcast

64°F

18°C

Humidity 93%
Wind Speed S 8 mph
Barometer 29.99 in (1015.2 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 19 Sep 3:53 am CDT
Extended Forecast for

Whitten IA

  • Overnight

    Overnight: A 20 percent chance of showers. Patchy fog after 5am. Otherwise, cloudy, with a low around 63. South southeast wind around 6 mph.

    Low: 63 °F

    Slight Chance
    Showers and
    Patchy Fog

  • Friday

    Friday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 74. South wind 6 to 9 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 74 °F

    Chance
    Showers and
    Patchy Fog

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 58. South southwest wind 3 to 5 mph. Chance of precipitation is 20%.

    Low: 58 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 73. South wind 3 to 8 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 73 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 58. Light south wind.

    Low: 58 °F

    Mostly Cloudy

  • Sunday

    Sunday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 78. Chance of precipitation is 30%.

    High: 78 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 60.

    Low: 60 °F

    Chance
    T-storms

  • Monday

    Monday: A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 79. Chance of precipitation is 30%.

    High: 79 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy
    then Chance
    Showers

Detailed Forecast

Overnight
A 20 percent chance of showers. Patchy fog after 5am. Otherwise, cloudy, with a low around 63. South southeast wind around 6 mph.
Friday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 74. South wind 6 to 9 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 58. South southwest wind 3 to 5 mph. Chance of precipitation is 20%.
Saturday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 73. South wind 3 to 8 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Mostly cloudy, with a low around 58. Light south wind.
Sunday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 78. Chance of precipitation is 30%.
Sunday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 60.
Monday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 79. Chance of precipitation is 30%.
Monday Night
A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 60.
Tuesday
A 40 percent chance of showers. Partly sunny, with a high near 76.
Tuesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 59.
Wednesday
Partly sunny, with a high near 75.
Wednesday Night
Partly cloudy, with a low around 56.
Thursday
Mostly sunny, with a high near 74.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Whitten IA
 42.25°N 93°W
Last Update:
2:51 am CDT Sep 19, 2025
Forecast Valid:
4am CDT Sep 19, 2025-6pm CDT Sep 25, 2025
 
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