Current conditions at

Marshalltown, Marshalltown Municipal Airport (KMIW)

Lat: 42.11°NLon: 92.92°WElev: 971ft.

Overcast

7°F

-14°C

Humidity 87%
Wind Speed W 5 mph
Barometer 30.36 in (1030.1 mb)
Dewpoint 4°F (-16°C)
Visibility 10.00 mi
Wind Chill-2°F (-19°C)
Last update 4 Feb 2:53 am CST
Extended Forecast for

Grundy Center IA

  • Overnight

    Overnight: Partly cloudy, with a low around 7. Calm wind.

    Low: 7 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 26. Wind chill values as low as 10. Calm wind becoming north northwest around 5 mph in the afternoon.

    High: 26 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 16. Light and variable wind becoming south southwest 5 to 10 mph after midnight.

    Low: 16 °F

    Mostly Cloudy

  • Thursday

    Thursday: Cloudy, then gradually becoming mostly sunny, with a high near 39. South southwest wind 8 to 13 mph becoming west northwest in the afternoon.

    High: 39 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 30. Blustery, with a west wind 8 to 13 mph increasing to 15 to 20 mph after midnight. Winds could gust as high as 28 mph.

    Low: 30 °F

    Partly Cloudy
    then Partly
    Cloudy and
    Blustery

  • Friday

    Friday: Mostly sunny, with a high near 38. Windy.

    High: 38 °F

    Mostly Sunny
    and Windy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 16.

    Low: 16 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 35.

    High: 35 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 26.

    Low: 26 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 7. Calm wind.
Wednesday
Mostly sunny, with a high near 26. Wind chill values as low as 10. Calm wind becoming north northwest around 5 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 16. Light and variable wind becoming south southwest 5 to 10 mph after midnight.
Thursday
Cloudy, then gradually becoming mostly sunny, with a high near 39. South southwest wind 8 to 13 mph becoming west northwest in the afternoon.
Thursday Night
Partly cloudy, with a low around 30. Blustery, with a west wind 8 to 13 mph increasing to 15 to 20 mph after midnight. Winds could gust as high as 28 mph.
Friday
Mostly sunny, with a high near 38. Windy.
Friday Night
Partly cloudy, with a low around 16.
Saturday
Mostly sunny, with a high near 35.
Saturday Night
Mostly cloudy, with a low around 26.
Sunday
Mostly sunny, with a high near 40.
Sunday Night
Partly cloudy, with a low around 26.
Monday
Mostly sunny, with a high near 50.
Monday Night
Partly cloudy, with a low around 32.
Tuesday
Mostly sunny, with a high near 47.
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ABOUT THIS FORECAST

 
Point Forecast:
Grundy Center IA
 42.36°N 92.76°W
2:53 am CST Feb 4, 2026
2am CST Feb 4, 2026-6pm CST Feb 10, 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