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

91°F

33°C

Humidity 52%
Wind Speed S 9 mph
Barometer 29.91 in (1011.9 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index98°F (37°C)
Last update 1 Sep 3:53 pm CDT
Extended Forecast for

Zearing IA

  • This Afternoon

    This Afternoon: Sunny, with a high near 92. Heat index values as high as 101. South wind around 6 mph.

    High: 92 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 72. Light and variable wind becoming southwest 5 to 8 mph in the evening.

    Low: 72 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Mostly sunny, with a high near 92. South southeast wind 6 to 9 mph becoming southwest in the morning.

    High: 92 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms, mainly after 5am. Mostly clear, with a low around 73. South wind 3 to 6 mph.

    Low: 73 °F

    Mostly Clear
    then Chance
    T-storms

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 91. Light south wind increasing to 5 to 9 mph in the morning.

    High: 91 °F

    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 73.

    Low: 73 °F

    Mostly Clear

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 91.

    High: 91 °F

    Slight Chance
    T-storms

  • Friday Night

    Friday Night: Partly cloudy, with a low around 71.

    Low: 71 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 92.

    High: 92 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 92. Heat index values as high as 101. South wind around 6 mph.
Tonight
Increasing clouds, with a low around 72. Light and variable wind becoming southwest 5 to 8 mph in the evening.
Wednesday
Mostly sunny, with a high near 92. South southeast wind 6 to 9 mph becoming southwest in the morning.
Wednesday Night
A 30 percent chance of showers and thunderstorms, mainly after 5am. Mostly clear, with a low around 73. South wind 3 to 6 mph.
Thursday
A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 91. Light south wind increasing to 5 to 9 mph in the morning.
Thursday Night
Mostly clear, with a low around 73.
Friday
A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 91.
Friday Night
Partly cloudy, with a low around 71.
Saturday
Mostly sunny, with a high near 92.
Saturday Night
Partly cloudy, with a low around 70.
Sunday
A 40 percent chance of showers. Mostly sunny, with a high near 87.
Sunday Night
Partly cloudy, with a low around 67.
Labor Day
Partly sunny, with a high near 83.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Zearing IA
 42.17°N 93.3°W
Last Update:
3:26 pm CDT Sep 1, 2026
Forecast Valid:
4pm CDT Sep 1, 2026-6pm CDT Sep 7, 2026
 
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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