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.

Overcast

40°F

4°C

Humidity 83%
Wind Speed E 15 mph
Barometer 29.98 in (1016.0 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 3 Apr 9:53 am CDT
Extended Forecast for

Grundy Center IA

  • Today

    Today: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after noon. High near 55. East wind 10 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 55 °F

    Chance
    T-storms then
    Showers

  • Tonight

    Tonight: Showers and thunderstorms before 1am, then a slight chance of showers between 1am and 2am. Low around 34. Breezy, with an east southeast wind 14 to 18 mph becoming west in the evening. Winds could gust as high as 23 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 34 °F

    Showers then
    Chance
    T-storms and
    Breezy

  • Saturday

    Saturday: A slight chance of rain showers before 10am, then a slight chance of rain and snow showers between 10am and 11am, then a slight chance of rain showers after 11am. Mostly cloudy, with a high near 45. Windy, with a west wind 18 to 25 mph, with gusts as high as 32 mph. Chance of precipitation is 20%.

    High: 45 °F

    Windy. Slight
    Chance
    Rain/Snow
    then Slight
    Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 29. Windy, with a west northwest wind 14 to 21 mph, with gusts as high as 28 mph.

    Low: 29 °F

    Mostly Cloudy
    and Windy

  • Sunday

    Sunday: Mostly sunny, with a high near 53. West northwest wind 11 to 15 mph, with gusts as high as 22 mph.

    High: 53 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 31.

    Low: 31 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 47. Breezy.

    High: 47 °F

    Mostly Sunny
    and Breezy

  • Monday Night

    Monday Night: Mostly clear, with a low around 22. Blustery.

    Low: 22 °F

    Mostly Clear
    and Blustery
    then Partly
    Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 48.

    High: 48 °F

    Mostly Sunny

Detailed Forecast

Today
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after noon. High near 55. East wind 10 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms before 1am, then a slight chance of showers between 1am and 2am. Low around 34. Breezy, with an east southeast wind 14 to 18 mph becoming west in the evening. Winds could gust as high as 23 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
A slight chance of rain showers before 10am, then a slight chance of rain and snow showers between 10am and 11am, then a slight chance of rain showers after 11am. Mostly cloudy, with a high near 45. Windy, with a west wind 18 to 25 mph, with gusts as high as 32 mph. Chance of precipitation is 20%.
Saturday Night
Mostly cloudy, with a low around 29. Windy, with a west northwest wind 14 to 21 mph, with gusts as high as 28 mph.
Sunday
Mostly sunny, with a high near 53. West northwest wind 11 to 15 mph, with gusts as high as 22 mph.
Sunday Night
Mostly clear, with a low around 31.
Monday
Mostly sunny, with a high near 47. Breezy.
Monday Night
Mostly clear, with a low around 22. Blustery.
Tuesday
Mostly sunny, with a high near 48.
Tuesday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 36. Windy. Chance of precipitation is 40%.
Wednesday
A 30 percent chance of showers. Partly sunny, with a high near 69. Windy.
Wednesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 43. Windy.
Thursday
A 50 percent chance of showers. Mostly cloudy, with a high near 57. Windy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Grundy Center IA
 42.36°N 92.76°W
Last Update:
9:32 am CDT Apr 3, 2026
Forecast Valid:
10am CDT Apr 3, 2026-6pm CDT Apr 9, 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