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

49°F

9°C

Humidity 66%
Wind Speed SW 10 mph
Barometer 30.18 in (1022.7 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 5 Apr 7:53 pm CDT
Extended Forecast for

Grundy Center IA

  • Tonight

    Tonight: Scattered showers and thunderstorms, mainly between 9pm and 10pm. Partly cloudy, with a low around 32. West southwest wind 8 to 13 mph becoming north northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 30%.

    Low: 32 °F

    Scattered
    Showers then
    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 45. Breezy, with a north northwest wind 13 to 16 mph, with gusts as high as 22 mph.

    High: 45 °F

    Partly Sunny
    then Mostly
    Sunny and
    Breezy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 23. North northwest wind 6 to 13 mph becoming northeast after midnight.

    Low: 23 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of rain and snow showers after 1pm. Partly sunny, with a high near 40. Southeast wind 6 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    High: 40 °F

    Partly Sunny
    then Chance
    Rain/Snow

  • Tuesday Night

    Tuesday Night: A chance of rain and snow showers before 10pm, then a chance of rain showers. Mostly cloudy, with a low around 33. Breezy, with a southeast wind 14 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    Low: 33 °F

    Breezy.
    Chance
    Rain/Snow
    then Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 66. Windy. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 66 °F

    Windy. Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Showers likely, mainly before 1am. Mostly cloudy, with a low around 42. Breezy. Chance of precipitation is 60%.

    Low: 42 °F

    Showers
    Likely and
    Breezy

  • Thursday

    Thursday: A 40 percent chance of showers. Mostly sunny, with a high near 59.

    High: 59 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A 50 percent chance of showers. Partly cloudy, with a low around 36.

    Low: 36 °F

    Chance
    Showers

Detailed Forecast

Tonight
Scattered showers and thunderstorms, mainly between 9pm and 10pm. Partly cloudy, with a low around 32. West southwest wind 8 to 13 mph becoming north northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 45. Breezy, with a north northwest wind 13 to 16 mph, with gusts as high as 22 mph.
Monday Night
Mostly cloudy, with a low around 23. North northwest wind 6 to 13 mph becoming northeast after midnight.
Tuesday
A chance of rain and snow showers after 1pm. Partly sunny, with a high near 40. Southeast wind 6 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Tuesday Night
A chance of rain and snow showers before 10pm, then a chance of rain showers. Mostly cloudy, with a low around 33. Breezy, with a southeast wind 14 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Wednesday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 66. Windy. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers likely, mainly before 1am. Mostly cloudy, with a low around 42. Breezy. Chance of precipitation is 60%.
Thursday
A 40 percent chance of showers. Mostly sunny, with a high near 59.
Thursday Night
A 50 percent chance of showers. Partly cloudy, with a low around 36.
Friday
A 40 percent chance of showers. Partly sunny, with a high near 58.
Friday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 42.
Saturday
A 50 percent chance of showers. Mostly cloudy, with a high near 62.
Saturday Night
Showers likely. Mostly cloudy, with a low around 52. Chance of precipitation is 60%.
Sunday
Showers likely. Mostly cloudy, with a high near 71. Breezy. Chance of precipitation is 70%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Grundy Center IA
 42.36°N 92.76°W
Last Update:
6:21 pm CDT Apr 5, 2026
Forecast Valid:
8pm CDT Apr 5, 2026-6pm CDT Apr 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