National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Marshalltown, Marshalltown Municipal Airport (KMIW)

Lat: 42.11°NLon: 92.92°WElev: 971ft.

A Few Clouds

36°F

2°C

Humidity 82%
Wind Speed SE 3 mph
Barometer 30.22 in (1023.8 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Last update 6 Nov 2:53 am CST
Extended Forecast for

Grundy Center IA

  • Overnight

    Overnight: Partly cloudy, with a low around 33. South southeast wind 3 to 5 mph.

    Low: 33 °F

    Partly Cloudy

  • Thursday

    Thursday: Increasing clouds, with a high near 56. Windy, with a south wind 6 to 11 mph increasing to 16 to 21 mph in the morning. Winds could gust as high as 32 mph.

    High: 56 °F

    Increasing
    Clouds and
    Windy

  • Thursday Night

    Thursday Night: Cloudy during the early evening, then gradual clearing, with a low around 43. South wind 10 to 15 mph becoming west after midnight. Winds could gust as high as 24 mph.

    Low: 43 °F

    Gradual
    Clearing

  • Friday

    Friday: Sunny, with a high near 61. Breezy, with a west wind 11 to 18 mph, with gusts as high as 25 mph.

    High: 61 °F

    Sunny and
    Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 33. Northwest wind 5 to 10 mph becoming light and variable in the evening.

    Low: 33 °F

    Partly Cloudy

  • Saturday

    Saturday: Rain likely. Mostly cloudy, with a high near 43. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    High: 43 °F

    Rain Likely

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 19. Blustery.

    Low: 19 °F

    Partly Cloudy
    and Blustery

  • Sunday

    Sunday: Mostly sunny, with a high near 32. Breezy.

    High: 32 °F

    Mostly Sunny
    and Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 17.

    Low: 17 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 33. South southeast wind 3 to 5 mph.
Thursday
Increasing clouds, with a high near 56. Windy, with a south wind 6 to 11 mph increasing to 16 to 21 mph in the morning. Winds could gust as high as 32 mph.
Thursday Night
Cloudy during the early evening, then gradual clearing, with a low around 43. South wind 10 to 15 mph becoming west after midnight. Winds could gust as high as 24 mph.
Friday
Sunny, with a high near 61. Breezy, with a west wind 11 to 18 mph, with gusts as high as 25 mph.
Friday Night
Partly cloudy, with a low around 33. Northwest wind 5 to 10 mph becoming light and variable in the evening.
Saturday
Rain likely. Mostly cloudy, with a high near 43. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Saturday Night
Partly cloudy, with a low around 19. Blustery.
Sunday
Mostly sunny, with a high near 32. Breezy.
Sunday Night
Mostly clear, with a low around 17.
Monday
Sunny, with a high near 37.
Monday Night
Mostly cloudy, with a low around 23.
Veterans Day
Mostly sunny, with a high near 51. Breezy.
Tuesday Night
Partly cloudy, with a low around 33.
Wednesday
Sunny, with a high near 56.
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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:
3:16 am CST Nov 6, 2025
Forecast Valid:
3am CST Nov 6, 2025-6pm CST Nov 12, 2025
 
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Additional Resources

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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