Current conditions at

Marshalltown, Marshalltown Municipal Airport (KMIW)

Lat: 42.11°NLon: 92.92°WElev: 971ft.

Fair

42°F

6°C

Humidity 85%
Wind Speed NE 5 mph
Barometer 30.36 in (1028.3 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 8 Oct 5:53 am CDT
Extended Forecast for

Grundy Center IA

  • Today

    Today: Sunny, with a high near 66. East wind 3 to 6 mph.

    High: 66 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 39. East southeast wind around 7 mph.

    Low: 39 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 68. South southeast wind 7 to 14 mph, with gusts as high as 20 mph.

    High: 68 °F

    Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of showers.  Increasing clouds, with a low around 53. South southeast wind around 10 mph.

    Low: 53 °F

    Slight Chance
    Showers

  • Friday

    Friday: Mostly sunny, with a high near 74. South southwest wind around 10 mph becoming north northwest in the afternoon.

    High: 74 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 45.

    Low: 45 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 53.

    Low: 53 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 76. Breezy.

    High: 76 °F

    Partly Sunny
    and Breezy

Detailed Forecast

Today
Sunny, with a high near 66. East wind 3 to 6 mph.
Tonight
Clear, with a low around 39. East southeast wind around 7 mph.
Thursday
Sunny, with a high near 68. South southeast wind 7 to 14 mph, with gusts as high as 20 mph.
Thursday Night
A 20 percent chance of showers. Increasing clouds, with a low around 53. South southeast wind around 10 mph.
Friday
Mostly sunny, with a high near 74. South southwest wind around 10 mph becoming north northwest in the afternoon.
Friday Night
Mostly clear, with a low around 45.
Saturday
Mostly sunny, with a high near 71.
Saturday Night
Mostly cloudy, with a low around 53.
Sunday
Partly sunny, with a high near 76. Breezy.
Sunday Night
Mostly cloudy, with a low around 58.
Columbus Day
Partly sunny, with a high near 75.
Monday Night
Partly cloudy, with a low around 54.
Tuesday
A 30 percent chance of showers. Partly sunny, with a high near 73.
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ABOUT THIS FORECAST

 
Point Forecast:
Grundy Center IA
 42.36°N 92.76°W
4:35 am CDT Oct 8, 2025
6am CDT Oct 8, 2025-6pm CDT Oct 14, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database