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

32°F

0°C

Humidity 88%
Wind Speed NW 16 mph
Barometer 30.02 in (1017.5 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 9 Jan 8:53 am CST
Extended Forecast for

Grundy Center IA

  • Today

    Today: Sunny, with a high near 39. North northwest wind 6 to 14 mph, with gusts as high as 18 mph.

    High: 39 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 26. West wind 5 to 8 mph.

    Low: 26 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 20 percent chance of snow. Partly sunny, with a high near 31. Windy, with a northwest wind 8 to 13 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 32 mph.

    High: 31 °F

    Slight Chance
    Snow and
    Windy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 16. Wind chill values as low as zero. Windy, with a northwest wind 15 to 22 mph, with gusts as high as 28 mph.

    Low: 16 °F

    Mostly Cloudy
    and Windy

  • Sunday

    Sunday: Mostly sunny, with a high near 30. Northwest wind 9 to 14 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph.

    High: 30 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 25.

    Low: 25 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 43.

    High: 43 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of rain after noon. Mostly cloudy, with a high near 45.

    High: 45 °F

    Mostly Cloudy
    then Chance
    Rain

Detailed Forecast

Today
Sunny, with a high near 39. North northwest wind 6 to 14 mph, with gusts as high as 18 mph.
Tonight
Mostly cloudy, with a low around 26. West wind 5 to 8 mph.
Saturday
A 20 percent chance of snow. Partly sunny, with a high near 31. Windy, with a northwest wind 8 to 13 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 32 mph.
Saturday Night
Mostly cloudy, with a low around 16. Wind chill values as low as zero. Windy, with a northwest wind 15 to 22 mph, with gusts as high as 28 mph.
Sunday
Mostly sunny, with a high near 30. Northwest wind 9 to 14 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph.
Sunday Night
Partly cloudy, with a low around 25.
Monday
Mostly sunny, with a high near 43.
Monday Night
Mostly cloudy, with a low around 34.
Tuesday
A 30 percent chance of rain after noon. Mostly cloudy, with a high near 45.
Tuesday Night
Mostly cloudy, with a low around 28. Blustery.
Wednesday
Partly sunny, with a high near 32. Breezy.
Wednesday Night
Mostly cloudy, with a low around 20.
Thursday
Partly sunny, with a high near 33.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Grundy Center IA
 42.36°N 92.76°W
Last Update:
6:27 am CST Jan 9, 2026
Forecast Valid:
10am CST Jan 9, 2026-6pm CST Jan 15, 2026
 
Forecast Discussion
 
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Additional Resources

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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