Hazardous Weather Conditions
Current conditions at
Marshalltown, Marshalltown Municipal Airport (KMIW)
Lat: 42.11°NLon: 92.92°WElev: 971ft.
Fair
32°F
0°C
| Humidity | 88% |
| Wind Speed | NW 16 mph |
| Barometer | 30.02 in (1017.5 mb) |
| Dewpoint | 29°F (-2°C) |
| Visibility | 10.00 mi |
| Wind Chill | 21°F (-6°C) |
| Last update | 9 Jan 8:53 am CST |
Extended Forecast for
Grundy Center IA
Today

High: 39 °F
Sunny
Tonight

Low: 26 °F
Mostly Cloudy
Saturday

High: 31 °F
Slight Chance
Snow and
WindySaturday Night

Low: 16 °F
Mostly Cloudy
and WindySunday

High: 30 °F
Mostly Sunny
Sunday Night

Low: 25 °F
Partly Cloudy
Monday

High: 43 °F
Mostly Sunny
Monday Night

Low: 34 °F
Mostly Cloudy
Tuesday
High: 45 °F
Mostly Cloudy
then Chance
Rain
Detailed Forecast
Today
Sunny, with a high near 39. North northwest wind 6 to 14 mph, with gusts as high as 18 mph.
Tonight
Mostly cloudy, with a low around 26. West wind 5 to 8 mph.
Saturday
A 20 percent chance of snow. Partly sunny, with a high near 31. Windy, with a northwest wind 8 to 13 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 32 mph.
Saturday Night
Mostly cloudy, with a low around 16. Wind chill values as low as zero. Windy, with a northwest wind 15 to 22 mph, with gusts as high as 28 mph.
Sunday
Mostly sunny, with a high near 30. Northwest wind 9 to 14 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph.
Sunday Night
Partly cloudy, with a low around 25.
Monday
Mostly sunny, with a high near 43.
Monday Night
Mostly cloudy, with a low around 34.
Tuesday
A 30 percent chance of rain after noon. Mostly cloudy, with a high near 45.
Tuesday Night
Mostly cloudy, with a low around 28. Blustery.
Wednesday
Partly sunny, with a high near 32. Breezy.
Wednesday Night
Mostly cloudy, with a low around 20.
Thursday
Partly sunny, with a high near 33.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
ABOUT THIS FORECAST
Point Forecast:
Grundy Center IA
42.36°N 92.76°W
42.36°N 92.76°W
6:27 am CST Jan 9, 2026
10am CST Jan 9, 2026-6pm CST Jan 15, 2026



