Hazardous Weather Conditions

Current conditions at

Marshalltown, Marshalltown Municipal Airport (KMIW)

Lat: 42.11°NLon: 92.92°WElev: 971ft.

Fair

40°F

4°C

Humidity 86%
Wind Speed SE 7 mph
Barometer 29.96 in (1015.1 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 19 Mar 12:53 am CDT
Extended Forecast for

Grundy Center IA

  • Overnight

    Overnight: Mostly cloudy, with a low around 33. Southwest wind around 6 mph.

    Low: 33 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 52. North wind around 6 mph becoming light and variable  in the afternoon.

    High: 52 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 40. South wind 5 to 10 mph becoming west southwest after midnight.

    Low: 40 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 69. Northwest wind 8 to 10 mph.

    High: 69 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 40. Northwest wind around 6 mph.

    Low: 40 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 53. Breezy.

    High: 53 °F

    Mostly Cloudy
    and Breezy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 26.

    Low: 26 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 33. Southwest wind around 6 mph.
Thursday
Mostly sunny, with a high near 52. North wind around 6 mph becoming light and variable in the afternoon.
Thursday Night
Mostly cloudy, with a low around 40. South wind 5 to 10 mph becoming west southwest after midnight.
Friday
Mostly sunny, with a high near 69. Northwest wind 8 to 10 mph.
Friday Night
Partly cloudy, with a low around 40. Northwest wind around 6 mph.
Saturday
Sunny, with a high near 73.
Saturday Night
Partly cloudy, with a low around 44.
Sunday
Mostly cloudy, with a high near 53. Breezy.
Sunday Night
Mostly cloudy, with a low around 26.
Monday
Mostly sunny, with a high near 46.
Monday Night
Mostly cloudy, with a low around 31.
Tuesday
Mostly cloudy, with a high near 52.
Tuesday Night
Mostly cloudy, with a low around 34.
Wednesday
Mostly cloudy, with a high near 61. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
Grundy Center IA
 42.36°N 92.76°W
10:16 pm CDT Mar 18, 2026
1am CDT Mar 19, 2026-6pm CDT Mar 25, 2026
 
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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