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

52°F

11°C

Humidity 59%
Wind Speed W 9 mph
Barometer 29.80 in (1009.7 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Wind Chill49°F (9°C)
Last update 27 Feb 3:53 pm CST
Extended Forecast for

Grundy Center IA

  • This Afternoon

    This Afternoon: Sunny, with a high near 51. West wind around 11 mph, with gusts as high as 20 mph.

    High: 51 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 23. Northwest wind 7 to 11 mph becoming north northeast after midnight.

    Low: 23 °F

    Increasing
    Clouds

  • Saturday

    Saturday: A slight chance of snow between 9am and 10am. Partly sunny, with a high near 31. Northeast wind 7 to 13 mph. Chance of precipitation is 20%.

    High: 31 °F

    Slight Chance
    Snow then
    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 13. Wind chill values as low as zero. North northeast wind 9 to 11 mph.

    Low: 13 °F

    Partly Cloudy

  • Sunday

    Sunday: A 30 percent chance of snow after noon. Mostly cloudy, with a high near 27. East northeast wind 7 to 9 mph. Little or no snow accumulation expected.

    High: 27 °F

    Partly Sunny
    then Chance
    Snow

  • Sunday Night

    Sunday Night: A 30 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 19.

    Low: 19 °F

    Chance Snow

  • Monday

    Monday: Mostly cloudy, with a high near 38.

    High: 38 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A 50 percent chance of rain. Cloudy, with a low around 30.

    Low: 30 °F

    Chance Rain

  • Tuesday

    Tuesday: A 40 percent chance of rain. Mostly cloudy, with a high near 40.

    High: 40 °F

    Chance Rain

Detailed Forecast

This Afternoon
Sunny, with a high near 51. West wind around 11 mph, with gusts as high as 20 mph.
Tonight
Increasing clouds, with a low around 23. Northwest wind 7 to 11 mph becoming north northeast after midnight.
Saturday
A slight chance of snow between 9am and 10am. Partly sunny, with a high near 31. Northeast wind 7 to 13 mph. Chance of precipitation is 20%.
Saturday Night
Partly cloudy, with a low around 13. Wind chill values as low as zero. North northeast wind 9 to 11 mph.
Sunday
A 30 percent chance of snow after noon. Mostly cloudy, with a high near 27. East northeast wind 7 to 9 mph. Little or no snow accumulation expected.
Sunday Night
A 30 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 19.
Monday
Mostly cloudy, with a high near 38.
Monday Night
A 50 percent chance of rain. Cloudy, with a low around 30.
Tuesday
A 40 percent chance of rain. Mostly cloudy, with a high near 40.
Tuesday Night
Partly cloudy, with a low around 28.
Wednesday
A 40 percent chance of rain. Partly sunny, with a high near 45.
Wednesday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 34.
Thursday
A 40 percent chance of rain. Mostly cloudy, with a high near 50.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Grundy Center IA
 42.36°N 92.76°W
Last Update:
2:52 pm CST Feb 27, 2026
Forecast Valid:
3pm CST Feb 27, 2026-6pm CST Mar 5, 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