Current conditions at

Marshalltown, Marshalltown Municipal Airport (KMIW)

Lat: 42.11°NLon: 92.92°WElev: 971ft.

Fair

31°F

-1°C

Humidity 72%
Wind Speed N 10 mph
Barometer 30.39 in (1029.6 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 27 Mar 3:53 am CDT
Extended Forecast for

Grundy Center IA

Fire Weather Watch March 28, 10:00am until March 28, 09:00pm
Click here for hazard details and duration
Fire Weather Watch
  • Overnight

    Overnight: Mostly cloudy, with a steady temperature around 34. North wind 10 to 13 mph.

    Low: 34 °F

    Mostly Cloudy

  • Friday

    Friday: Sunny, with a high near 46. Windy, with a north northwest wind 7 to 12 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 31 mph.

    High: 46 °F

    Sunny and
    Windy

  • Friday Night

    Friday Night: Clear, with a low around 22. Blustery, with a northwest wind 11 to 16 mph becoming light and variable  after midnight. Winds could gust as high as 25 mph.

    Low: 22 °F

    Clear and
    Blustery then
    Clear

  • Saturday

    Saturday: Sunny, with a high near 54. Windy, with a south southwest wind 8 to 18 mph increasing to 18 to 28 mph in the afternoon. Winds could gust as high as 36 mph.

    High: 54 °F

    Sunny and
    Windy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 39. Breezy, with a south wind 13 to 20 mph, with gusts as high as 28 mph.

    Low: 39 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A 40 percent chance of showers and thunderstorms.  Partly cloudy, with a low around 56.

    Low: 56 °F

    Chance
    T-storms

Detailed Forecast

Overnight
Mostly cloudy, with a steady temperature around 34. North wind 10 to 13 mph.
Friday
Sunny, with a high near 46. Windy, with a north northwest wind 7 to 12 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 31 mph.
Friday Night
Clear, with a low around 22. Blustery, with a northwest wind 11 to 16 mph becoming light and variable after midnight. Winds could gust as high as 25 mph.
Saturday
Sunny, with a high near 54. Windy, with a south southwest wind 8 to 18 mph increasing to 18 to 28 mph in the afternoon. Winds could gust as high as 36 mph.
Saturday Night
Partly cloudy, with a low around 39. Breezy, with a south wind 13 to 20 mph, with gusts as high as 28 mph.
Sunday
Mostly sunny, with a high near 66.
Sunday Night
Mostly clear, with a low around 44.
Monday
Mostly sunny, with a high near 76.
Monday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 56.
Tuesday
A 30 percent chance of showers after 1pm. Partly sunny, with a high near 76. Windy.
Tuesday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 44. Breezy.
Wednesday
A 40 percent chance of showers. Mostly cloudy, with a high near 57. Breezy.
Wednesday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 35.
Thursday
A 40 percent chance of showers. Partly sunny, with a high near 47.
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ABOUT THIS FORECAST

 
Point Forecast:
Grundy Center IA
 42.36°N 92.76°W
3:16 am CDT Mar 27, 2026
3am CDT Mar 27, 2026-6pm CDT Apr 2, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database