Current conditions at
Marshalltown, Marshalltown Municipal Airport (KMIW)
Lat: 42.11°NLon: 92.92°WElev: 971ft.
Fair
54°F
12°C
| Humidity | 33% |
| Wind Speed | S 8 G 16 mph |
| Barometer | 30.17 in (1022.0 mb) |
| Dewpoint | 25°F (-4°C) |
| Visibility | 10.00 mi |
| Wind Chill | 52°F (11°C) |
| Last update | 24 Mar 1:53 pm CDT |
Extended Forecast for
Grundy Center IA
This Afternoon

High: 56 °F
Mostly Cloudy
Tonight

Low: 40 °F
Partly Cloudy
Wednesday

High: 72 °F
Mostly Sunny
Wednesday Night

Low: 50 °F
Partly Cloudy
Thursday
High: 69 °F
Mostly Sunny
and Breezy
then Slight
Chance
Showers and
WindyThursday Night

Low: 30 °F
Mostly Cloudy
and WindyFriday

High: 46 °F
Sunny
Friday Night

Low: 27 °F
Clear
Saturday

High: 56 °F
Sunny
Detailed Forecast
This Afternoon
Mostly cloudy, with a high near 56. South wind around 10 mph.
Tonight
Partly cloudy, with a low around 40. South southeast wind around 9 mph.
Wednesday
Mostly sunny, with a high near 72. Southwest wind 8 to 10 mph.
Wednesday Night
Partly cloudy, with a low around 50. South wind around 6 mph.
Thursday
A 20 percent chance of showers after 1pm. Partly sunny, with a high near 69. Windy, with a south wind 9 to 14 mph becoming north 17 to 22 mph in the morning. Winds could gust as high as 28 mph.
Thursday Night
Mostly cloudy, with a low around 30. Windy.
Friday
Sunny, with a high near 46.
Friday Night
Clear, with a low around 27.
Saturday
Sunny, with a high near 56.
Saturday Night
Partly cloudy, with a low around 36.
Sunday
Partly sunny, with a high near 62. Breezy.
Sunday Night
Partly cloudy, with a low around 45.
Monday
Mostly sunny, with a high near 72. Breezy.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Grundy Center IA
42.36°N 92.76°W
42.36°N 92.76°W
1:26 pm CDT Mar 24, 2026
2pm CDT Mar 24, 2026-6pm CDT Mar 30, 2026


