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

53°F

12°C

Humidity 74%
Wind Speed NE 6 mph
Barometer 29.93 in (1013.6 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Wind Chill51°F (11°C)
Last update 20 Mar 9:53 pm CDT
Extended Forecast for

Grundy Center IA

  • Tonight

    Tonight: Partly cloudy, with a low around 44. East northeast wind 5 to 7 mph becoming south southeast after midnight.

    Low: 44 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 82. Breezy, with a south wind 7 to 16 mph becoming west southwest in the afternoon. Winds could gust as high as 22 mph.

    High: 82 °F

    Sunny then
    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 47. Breezy, with a south southwest wind 9 to 16 mph becoming north after midnight. Winds could gust as high as 23 mph.

    Low: 47 °F

    Mostly Clear
    then Partly
    Cloudy and
    Breezy

  • Sunday

    Sunday: Partly sunny, with a high near 56. Windy, with a north wind 17 to 21 mph, with gusts as high as 28 mph.

    High: 56 °F

    Partly Sunny
    and Windy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 29. Blustery, with a north wind 7 to 16 mph, with gusts as high as 22 mph.

    Low: 29 °F

    Partly Cloudy
    and Blustery
    then Mostly
    Clear

  • Monday

    Monday: Sunny, with a high near 51.

    High: 51 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 58.

    High: 58 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 44. East northeast wind 5 to 7 mph becoming south southeast after midnight.
Saturday
Sunny, with a high near 82. Breezy, with a south wind 7 to 16 mph becoming west southwest in the afternoon. Winds could gust as high as 22 mph.
Saturday Night
Partly cloudy, with a low around 47. Breezy, with a south southwest wind 9 to 16 mph becoming north after midnight. Winds could gust as high as 23 mph.
Sunday
Partly sunny, with a high near 56. Windy, with a north wind 17 to 21 mph, with gusts as high as 28 mph.
Sunday Night
Mostly clear, with a low around 29. Blustery, with a north wind 7 to 16 mph, with gusts as high as 22 mph.
Monday
Sunny, with a high near 51.
Monday Night
Mostly cloudy, with a low around 37.
Tuesday
Mostly cloudy, with a high near 58.
Tuesday Night
Mostly cloudy, with a low around 37.
Wednesday
Mostly cloudy, with a high near 58.
Wednesday Night
Mostly cloudy, with a low around 45.
Thursday
Partly sunny, with a high near 64. Windy.
Thursday Night
Partly cloudy, with a low around 26. Blustery.
Friday
Mostly sunny, with a high near 44.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Grundy Center IA
 42.36°N 92.76°W
Last Update:
8:57 pm CDT Mar 20, 2026
Forecast Valid:
10pm CDT Mar 20, 2026-6pm CDT Mar 27, 2026
 
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Additional Resources

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Chance of Precipitation