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.

Overcast

23°F

-5°C

Humidity 92%
Wind Speed SE 8 mph
Barometer 29.84 in (1011.9 mb)
Dewpoint 21°F (-6°C)
Visibility 8.00 mi
Wind Chill14°F (-10°C)
Last update 25 Feb 10:53 pm CST
Extended Forecast for

Grundy Center IA

  • Tonight

    Tonight: Mostly cloudy, with a steady temperature around 24. Calm wind becoming south around 5 mph after midnight.

    Low: 24 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 41. West southwest wind 5 to 10 mph.

    High: 41 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 28. West southwest wind 7 to 10 mph.

    Low: 28 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 49. Southwest wind 10 to 14 mph, with gusts as high as 18 mph.

    High: 49 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 23. West northwest wind 8 to 10 mph becoming north northeast after midnight.

    Low: 23 °F

    Partly Cloudy

  • Saturday

    Saturday: A 40 percent chance of snow. Mostly cloudy, with a high near 30.

    High: 30 °F

    Chance Snow

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 12.

    Low: 12 °F

    Partly Cloudy

  • Sunday

    Sunday: A 40 percent chance of snow, mainly after noon. Mostly cloudy, with a high near 24.

    High: 24 °F

    Chance Snow

  • Sunday Night

    Sunday Night: A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 13.

    Low: 13 °F

    Chance Snow
    then Mostly
    Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a steady temperature around 24. Calm wind becoming south around 5 mph after midnight.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 41. West southwest wind 5 to 10 mph.
Thursday Night
Partly cloudy, with a low around 28. West southwest wind 7 to 10 mph.
Friday
Mostly sunny, with a high near 49. Southwest wind 10 to 14 mph, with gusts as high as 18 mph.
Friday Night
Partly cloudy, with a low around 23. West northwest wind 8 to 10 mph becoming north northeast after midnight.
Saturday
A 40 percent chance of snow. Mostly cloudy, with a high near 30.
Saturday Night
Partly cloudy, with a low around 12.
Sunday
A 40 percent chance of snow, mainly after noon. Mostly cloudy, with a high near 24.
Sunday Night
A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 13.
Monday
Partly sunny, with a high near 31.
Monday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 19.
Tuesday
A 30 percent chance of snow. Partly sunny, with a high near 36.
Tuesday Night
Partly cloudy, with a low around 20.
Wednesday
Mostly sunny, with a high near 39.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Grundy Center IA
 42.36°N 92.76°W
Last Update:
10:11 pm CST Feb 25, 2026
Forecast Valid:
11pm CST Feb 25, 2026-6pm CST Mar 4, 2026
 
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