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.

Fair

24°F

-4°C

Humidity 71%
Wind Speed E 13 mph
Barometer 30.08 in (1019.9 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Wind Chill12°F (-11°C)
Last update 8 Feb 5:53 am CST
Extended Forecast for

Grundy Center IA

  • Today

    Today: Mostly sunny, with a high near 38. East southeast wind 6 to 14 mph, with gusts as high as 23 mph.

    High: 38 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 26. South wind around 7 mph.

    Low: 26 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 53. South wind 7 to 13 mph, with gusts as high as 18 mph.

    High: 53 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 32. South southwest wind around 10 mph becoming north northwest after midnight.

    Low: 32 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 43. North northwest wind 8 to 14 mph, with gusts as high as 18 mph.

    High: 43 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 25.

    Low: 25 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 43.

    High: 43 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of snow after midnight. Mostly cloudy, with a low around 30.

    Low: 30 °F

    Mostly Cloudy
    then Chance
    Snow

  • Thursday

    Thursday: A 50 percent chance of snow. Mostly cloudy, with a high near 42.

    High: 42 °F

    Chance Snow

Detailed Forecast

Today
Mostly sunny, with a high near 38. East southeast wind 6 to 14 mph, with gusts as high as 23 mph.
Tonight
Partly cloudy, with a low around 26. South wind around 7 mph.
Monday
Partly sunny, with a high near 53. South wind 7 to 13 mph, with gusts as high as 18 mph.
Monday Night
Mostly cloudy, with a low around 32. South southwest wind around 10 mph becoming north northwest after midnight.
Tuesday
Partly sunny, with a high near 43. North northwest wind 8 to 14 mph, with gusts as high as 18 mph.
Tuesday Night
Mostly cloudy, with a low around 25.
Wednesday
Partly sunny, with a high near 43.
Wednesday Night
A 30 percent chance of snow after midnight. Mostly cloudy, with a low around 30.
Thursday
A 50 percent chance of snow. Mostly cloudy, with a high near 42.
Thursday Night
A 40 percent chance of snow before midnight. Mostly cloudy, with a low around 27.
Friday
Partly sunny, with a high near 42.
Friday Night
Mostly cloudy, with a low around 27.
Saturday
A chance of rain and snow. Partly sunny, with a high near 40. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Grundy Center IA
 42.36°N 92.76°W
Last Update:
5:17 am CST Feb 8, 2026
Forecast Valid:
6am CST Feb 8, 2026-6pm CST Feb 14, 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