Current conditions at
Marshalltown, Marshalltown Municipal Airport (KMIW)
Lat: 42.11°NLon: 92.92°WElev: 971ft.
Fair
46°F
8°C
| Humidity | 73% |
| Wind Speed | NW 9 mph |
| Barometer | 29.86 in (1011.3 mb) |
| Dewpoint | 38°F (3°C) |
| Visibility | 10.00 mi |
| Wind Chill | 41°F (5°C) |
| Last update | 20 Mar 7:53 am CDT |
Extended Forecast for
Grundy Center IA
Today
High: 70 °F
Mostly Sunny
Tonight
Low: 42 °F
Mostly Cloudy
Saturday
High: 81 °F
Sunny
Saturday Night
Low: 48 °F
Partly Cloudy
Sunday
High: 58 °F
Mostly Cloudy
and WindySunday Night
Low: 30 °F
Partly Cloudy
and Blustery
then Mostly
ClearMonday
High: 51 °F
Sunny
Monday Night
Low: 38 °F
Mostly Cloudy
Tuesday
High: 56 °F
Mostly Cloudy
Detailed Forecast
Today
Mostly sunny, with a high near 70. North northwest wind 8 to 10 mph.
Tonight
Mostly cloudy, with a low around 42. North wind around 6 mph becoming light and variable.
Saturday
Sunny, with a high near 81. South wind 7 to 14 mph becoming west southwest in the afternoon. Winds could gust as high as 21 mph.
Saturday Night
Partly cloudy, with a low around 48. South southwest wind 9 to 14 mph becoming west northwest after midnight. Winds could gust as high as 20 mph.
Sunday
Mostly cloudy, with a high near 58. Windy, with a north wind 16 to 21 mph, with gusts as high as 28 mph.
Sunday Night
Partly cloudy, with a low around 30. Blustery.
Monday
Sunny, with a high near 51.
Monday Night
Mostly cloudy, with a low around 38.
Tuesday
Mostly cloudy, with a high near 56.
Tuesday Night
Mostly cloudy, with a low around 37.
Wednesday
Partly sunny, with a high near 59.
Wednesday Night
Mostly clear, with a low around 43.
Thursday
Mostly sunny, with a high near 60. Windy.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Grundy Center IA
42.36°N 92.76°W
42.36°N 92.76°W
6:26 am CDT Mar 20, 2026
8am CDT Mar 20, 2026-6pm CDT Mar 26, 2026
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