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.

Mostly Cloudy

23°F

-5°C

Humidity 74%
Wind Speed W 9 mph
Barometer 30.47 in (1033.2 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Wind Chill13°F (-11°C)
Last update 11 Jan 10:53 am CST
Extended Forecast for

Le Grand IA

  • Today

    Today: Mostly sunny, with a high near 30. West wind 7 to 11 mph becoming south southwest in the afternoon. Winds could gust as high as 20 mph.

    High: 30 °F

    Mostly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 26. West wind 6 to 13 mph, with gusts as high as 20 mph.

    Low: 26 °F

    Increasing
    Clouds

  • Monday

    Monday: Mostly cloudy through mid morning, then gradual clearing, with a high near 44. West wind 6 to 8 mph.

    High: 44 °F

    Becoming
    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 33. Southwest wind 6 to 11 mph, with gusts as high as 18 mph.

    Low: 33 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly sunny, with a high near 50. Breezy, with a west wind 13 to 16 mph, with gusts as high as 23 mph.

    High: 50 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Tuesday Night

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

    Low: 25 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Blustery

  • Wednesday

    Wednesday: Partly sunny, with a high near 29. Windy.

    High: 29 °F

    Partly Sunny
    and Windy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 16.

    Low: 16 °F

    Mostly Clear

  • Thursday

    Thursday: A 30 percent chance of snow after noon. Partly sunny, with a high near 32.

    High: 32 °F

    Partly Sunny
    then Chance
    Snow

Detailed Forecast

Today
Mostly sunny, with a high near 30. West wind 7 to 11 mph becoming south southwest in the afternoon. Winds could gust as high as 20 mph.
Tonight
Increasing clouds, with a low around 26. West wind 6 to 13 mph, with gusts as high as 20 mph.
Monday
Mostly cloudy through mid morning, then gradual clearing, with a high near 44. West wind 6 to 8 mph.
Monday Night
Increasing clouds, with a low around 33. Southwest wind 6 to 11 mph, with gusts as high as 18 mph.
Tuesday
Mostly sunny, with a high near 50. Breezy, with a west wind 13 to 16 mph, with gusts as high as 23 mph.
Tuesday Night
Mostly cloudy, with a low around 25. Blustery.
Wednesday
Partly sunny, with a high near 29. Windy.
Wednesday Night
Mostly clear, with a low around 16.
Thursday
A 30 percent chance of snow after noon. Partly sunny, with a high near 32.
Thursday Night
A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 25.
Friday
A 30 percent chance of snow. Mostly cloudy, with a high near 32. Breezy.
Friday Night
Mostly cloudy, with a low around 12. Blustery.
Saturday
Partly sunny, with a high near 18.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Le Grand IA
 42.01°N 92.77°W
Last Update:
11:17 am CST Jan 11, 2026
Forecast Valid:
11am CST Jan 11, 2026-6pm CST Jan 17, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation