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

81°F

27°C

Humidity 61%
Wind Speed E 3 mph
Barometer 30.10 in (1018.4 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 6 Jul 11:53 am CDT
Extended Forecast for

Le Grand IA

  • This Afternoon

    This Afternoon: Sunny, with a high near 85. East wind 3 to 5 mph.

    High: 85 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 62. Light and variable wind.

    Low: 62 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 86. Calm wind.

    High: 86 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 64. Light south southeast wind.

    Low: 64 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 88. Light south wind becoming south southwest 5 to 9 mph in the morning.

    High: 88 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 68. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 68 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 86.

    High: 86 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Chance of precipitation is 40%.

    Low: 65 °F

    Chance
    T-storms

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 84.

    High: 84 °F

    Partly Sunny
    then Chance
    T-storms

Detailed Forecast

This Afternoon
Sunny, with a high near 85. East wind 3 to 5 mph.
Tonight
Mostly clear, with a low around 62. Light and variable wind.
Tuesday
Sunny, with a high near 86. Calm wind.
Tuesday Night
Mostly clear, with a low around 64. Light south southeast wind.
Wednesday
Sunny, with a high near 88. Light south wind becoming south southwest 5 to 9 mph in the morning.
Wednesday Night
A 50 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 68. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 86.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Chance of precipitation is 40%.
Friday
A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 84.
Friday Night
Mostly cloudy, with a low around 63.
Saturday
Partly sunny, with a high near 86.
Saturday Night
Partly cloudy, with a low around 65.
Sunday
Sunny, with a high near 89.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Le Grand IA
 42.01°N 92.77°W
Last Update:
10:17 am CDT Jul 6, 2026
Forecast Valid:
12pm CDT Jul 6, 2026-6pm CDT Jul 12, 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