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

56°F

13°C

Humidity 62%
Wind Speed E 20 mph
Barometer 30.03 in (1017.2 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 22 May 8:53 am CDT
Extended Forecast for

Marshalltown IA

  • Today

    Today: Mostly cloudy, with a high near 70. East southeast wind around 13 mph, with gusts as high as 21 mph.

    High: 70 °F

    Mostly Cloudy

  • Tonight

    Tonight: A 20 percent chance of showers after 3am. Mostly cloudy, with a low around 53. Southeast wind 5 to 10 mph becoming light south southeast after midnight.

    Low: 53 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 75. Light and variable wind becoming west 5 to 7 mph in the afternoon.

    High: 75 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: A 20 percent chance of showers after 1am. Cloudy, then gradually becoming partly cloudy, with a low around 51. Light west northwest wind.

    Low: 51 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: Sunny, with a high near 81. Calm wind becoming south southwest around 5 mph in the afternoon.

    High: 81 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 55.

    Low: 55 °F

    Clear

  • Memorial Day

    Memorial Day: Sunny, with a high near 86.

    High: 86 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 70. East southeast wind around 13 mph, with gusts as high as 21 mph.
Tonight
A 20 percent chance of showers after 3am. Mostly cloudy, with a low around 53. Southeast wind 5 to 10 mph becoming light south southeast after midnight.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 75. Light and variable wind becoming west 5 to 7 mph in the afternoon.
Saturday Night
A 20 percent chance of showers after 1am. Cloudy, then gradually becoming partly cloudy, with a low around 51. Light west northwest wind.
Sunday
Sunny, with a high near 81. Calm wind becoming south southwest around 5 mph in the afternoon.
Sunday Night
Clear, with a low around 55.
Memorial Day
Sunny, with a high near 86.
Monday Night
Mostly clear, with a low around 58.
Tuesday
Sunny, with a high near 86.
Tuesday Night
Partly cloudy, with a low around 60.
Wednesday
A 40 percent chance of showers. Mostly sunny, with a high near 85.
Wednesday Night
A 30 percent chance of showers. Partly cloudy, with a low around 62.
Thursday
A 30 percent chance of showers. Partly sunny, with a high near 84.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Marshalltown IA
 42.04°N 92.92°W
Last Update:
6:51 am CDT May 22, 2026
Forecast Valid:
9am CDT May 22, 2026-6pm CDT May 28, 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