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

30°F

-1°C

Humidity 88%
Wind Speed SW 6 mph
Barometer 30.13 in (1021.5 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 12 Jan 7:53 am CST
Extended Forecast for

Le Grand IA

  • Today

    Today: Sunny, with a high near 46. West southwest wind 6 to 9 mph.

    High: 46 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 33. Southwest wind 6 to 13 mph, with gusts as high as 20 mph.

    Low: 33 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 48. West wind 13 to 15 mph, with gusts as high as 24 mph.

    High: 48 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 23. Windy, with a northwest wind 13 to 23 mph, with gusts as high as 31 mph.

    Low: 23 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Windy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 28. Windy, with a north northwest wind 18 to 24 mph, with gusts as high as 34 mph.

    High: 28 °F

    Mostly Sunny
    and Windy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 12. Blustery.

    Low: 12 °F

    Mostly Clear
    and Blustery
    then Mostly
    Clear

  • Thursday

    Thursday: A 30 percent chance of snow after noon. Partly sunny, with a high near 29.

    High: 29 °F

    Mostly Sunny
    then Chance
    Snow

  • Thursday Night

    Thursday Night: A 40 percent chance of snow. Mostly cloudy, with a low around 25.

    Low: 25 °F

    Chance Snow

  • Friday

    Friday: Snow likely, mainly after noon. Mostly cloudy, with a high near 33. Windy. Chance of precipitation is 60%.

    High: 33 °F

    Snow Likely
    and Windy

Detailed Forecast

Today
Sunny, with a high near 46. West southwest wind 6 to 9 mph.
Tonight
Partly cloudy, with a low around 33. Southwest wind 6 to 13 mph, with gusts as high as 20 mph.
Tuesday
Partly sunny, with a high near 48. West wind 13 to 15 mph, with gusts as high as 24 mph.
Tuesday Night
Mostly cloudy, with a low around 23. Windy, with a northwest wind 13 to 23 mph, with gusts as high as 31 mph.
Wednesday
Mostly sunny, with a high near 28. Windy, with a north northwest wind 18 to 24 mph, with gusts as high as 34 mph.
Wednesday Night
Mostly clear, with a low around 12. Blustery.
Thursday
A 30 percent chance of snow after noon. Partly sunny, with a high near 29.
Thursday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 25.
Friday
Snow likely, mainly after noon. Mostly cloudy, with a high near 33. Windy. Chance of precipitation is 60%.
Friday Night
Mostly cloudy, with a low around 9. Blustery.
Saturday
Partly sunny, with a high near 14. Blustery.
Saturday Night
Partly cloudy, with a low around 2.
Sunday
Mostly sunny, with a high near 21.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Le Grand IA
 42.01°N 92.77°W
Last Update:
3:11 am CST Jan 12, 2026
Forecast Valid:
8am CST Jan 12, 2026-6pm CST Jan 18, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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