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

34°F

1°C

Humidity 76%
Wind Speed W 14 G 24 mph
Barometer 30.04 in (1018.8 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 30 Dec 6:53 pm CST
Extended Forecast for

Grundy Center IA

  • Tonight

    Tonight: Mostly cloudy, with a steady temperature around 29. Northwest wind 11 to 13 mph, with gusts as high as 18 mph.

    Low: 29 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A slight chance of snow and freezing rain between 10am and 4pm. Mostly cloudy, with a temperature rising to near 32 by 11am, then falling to around 26 during the remainder of the day. West northwest wind 10 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.

    High: 32 °F⇓

    Slight Chance
    Wintry Mix

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 7. Wind chill values as low as zero. North wind 5 to 13 mph, with gusts as high as 18 mph.

    Low: 7 °F

    Mostly Cloudy

  • New Year's Day

    New Year's Day: Sunny, with a high near 20. Wind chill values as low as zero. Calm wind becoming south southwest around 5 mph.

    High: 20 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 14. Light and variable wind.

    Low: 14 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 22.

    High: 22 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 11.

    Low: 11 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 26.

    High: 26 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 17.

    Low: 17 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a steady temperature around 29. Northwest wind 11 to 13 mph, with gusts as high as 18 mph.
Wednesday
A slight chance of snow and freezing rain between 10am and 4pm. Mostly cloudy, with a temperature rising to near 32 by 11am, then falling to around 26 during the remainder of the day. West northwest wind 10 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Wednesday Night
Mostly cloudy, with a low around 7. Wind chill values as low as zero. North wind 5 to 13 mph, with gusts as high as 18 mph.
New Year's Day
Sunny, with a high near 20. Wind chill values as low as zero. Calm wind becoming south southwest around 5 mph.
Thursday Night
Partly cloudy, with a low around 14. Light and variable wind.
Friday
Mostly sunny, with a high near 22.
Friday Night
Mostly cloudy, with a low around 11.
Saturday
Mostly sunny, with a high near 26.
Saturday Night
Mostly cloudy, with a low around 17.
Sunday
Partly sunny, with a high near 34.
Sunday Night
Partly cloudy, with a low around 21.
Monday
Mostly sunny, with a high near 33.
Monday Night
Partly cloudy, with a low around 18.
Tuesday
Mostly sunny, with a high near 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:
5:47 pm CST Dec 30, 2025
Forecast Valid:
7pm CST Dec 30, 2025-6pm CST Jan 6, 2026
 
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Additional Resources

Radar & Satellite Image

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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