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.

Fair

2°F

-17°C

Humidity 80%
Wind Speed NW 13 mph
Barometer 30.62 in (1039.0 mb)
Dewpoint -3°F (-19°C)
Visibility 10.00 mi
Wind Chill-16°F (-27°C)
Last update 23 Feb 2:53 am CST
Extended Forecast for

Le Grand IA

  • Overnight

    Overnight: Partly cloudy, with a low around 2. Wind chill values as low as -10. North northwest wind around 11 mph.

    Low: 2 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 18. Wind chill values as low as -10. North northwest wind 5 to 8 mph becoming light and variable in the afternoon.

    High: 18 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a temperature rising to around 17 by 5am. Wind chill values as low as zero. Light south wind increasing to 8 to 13 mph in the evening. Winds could gust as high as 20 mph.

    Low: 12 °F⇑

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 38. Wind chill values as low as 5. South wind 11 to 13 mph becoming west northwest in the afternoon. Winds could gust as high as 20 mph.

    High: 38 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 15. Northwest wind 7 to 10 mph.

    Low: 15 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of snow after noon. Mostly sunny, with a high near 28.

    High: 28 °F

    Sunny then
    Chance Snow

  • Wednesday Night

    Wednesday Night: Snow likely, mainly before midnight. Mostly cloudy, with a low around 18. Chance of precipitation is 60%.

    Low: 18 °F

    Snow Likely

  • Thursday

    Thursday: Mostly sunny, with a high near 33.

    High: 33 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 22.

    Low: 22 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 2. Wind chill values as low as -10. North northwest wind around 11 mph.
Monday
Sunny, with a high near 18. Wind chill values as low as -10. North northwest wind 5 to 8 mph becoming light and variable in the afternoon.
Monday Night
Partly cloudy, with a temperature rising to around 17 by 5am. Wind chill values as low as zero. Light south wind increasing to 8 to 13 mph in the evening. Winds could gust as high as 20 mph.
Tuesday
Mostly cloudy, with a high near 38. Wind chill values as low as 5. South wind 11 to 13 mph becoming west northwest in the afternoon. Winds could gust as high as 20 mph.
Tuesday Night
Partly cloudy, with a low around 15. Northwest wind 7 to 10 mph.
Wednesday
A 30 percent chance of snow after noon. Mostly sunny, with a high near 28.
Wednesday Night
Snow likely, mainly before midnight. Mostly cloudy, with a low around 18. Chance of precipitation is 60%.
Thursday
Mostly sunny, with a high near 33.
Thursday Night
Mostly clear, with a low around 22.
Friday
Sunny, with a high near 47.
Friday Night
Partly cloudy, with a low around 24.
Saturday
Partly sunny, with a high near 38.
Saturday Night
Partly cloudy, with a low around 16.
Sunday
A 30 percent chance of snow. Partly sunny, with a high near 29.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Le Grand IA
 42.01°N 92.77°W
Last Update:
3:16 am CST Feb 23, 2026
Forecast Valid:
3am CST Feb 23, 2026-6pm CST Mar 1, 2026
 
Forecast Discussion
 
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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