News Headlines
Hazardous Weather Conditions
Current conditions at
Marshalltown, Marshalltown Municipal Airport (KMIW)
Lat: 42.11°NLon: 92.92°WElev: 971ft.
Fair and Windy
35°F
2°C
| Humidity | 76% |
| Wind Speed | W 28 G 49 mph |
| Barometer | 29.58 in (1002.1 mb) |
| Dewpoint | 28°F (-2°C) |
| Visibility | 10.00 mi |
| Wind Chill | 22°F (-6°C) |
| Last update | 13 Mar 3:53 am CDT |
Extended Forecast for
Grundy Center IA
Winter Storm Watch March 15, 07:00pm until March 16, 10:00am
High Wind Warning March 13, 04:19am until March 13, 10:00am
NOW until 10:00am Fri

High Wind Warning
Today

High: 43 °F
Mostly Sunny
and Very
WindyTonight
Low: 28 °F
Mostly Cloudy
then Chance
SnowSaturday

High: 42 °F
Slight Chance
SnowSaturday Night
Low: 33 °F
Breezy.
Chance Rain
then
Rain/SnowSunday

High: 43 °F
Rain/Snow and
Blowing SnowSunday Night

Low: 6 °F
Heavy Snow
and Blowing
SnowMonday
High: 14 °F
Windy. Areas
Blowing Snow
then Mostly
SunnyMonday Night

Low: 0 °F
Partly Cloudy
and Windy
Detailed Forecast
Today
Mostly sunny, with a high near 43. Very windy, with a northwest wind 32 to 37 mph decreasing to 22 to 27 mph in the afternoon. Winds could gust as high as 55 mph.
Tonight
A 40 percent chance of snow, mainly after 2am. Increasing clouds, with a low around 28. Northwest wind 6 to 11 mph becoming light and variable. New snow accumulation of less than a half inch possible.
Saturday
A 20 percent chance of snow before 1pm. Mostly cloudy, with a high near 42. East southeast wind 7 to 15 mph, with gusts as high as 20 mph.
Saturday Night
Rain before 4am, then rain, possibly mixed with snow. Low around 33. Breezy, with an east wind 14 to 18 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Sunday
Snow, possibly mixed with rain, becoming all snow after 4pm. The snow could be heavy at times. Widespread blowing snow, mainly after 4pm. High near 43. Windy, with an east northeast wind 18 to 23 mph becoming north 28 to 33 mph in the afternoon. Winds could gust as high as 43 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Sunday Night
Snow, mainly before 1am. The snow could be heavy at times. Widespread blowing snow. Low around 6. Windy. Chance of precipitation is 80%.
Monday
Areas of blowing snow before 8am. Partly sunny, with a high near 14. Windy.
Monday Night
Partly cloudy, with a low around 0. Windy.
Tuesday
Partly sunny, with a high near 25.
Tuesday Night
A 40 percent chance of snow before 1am. Mostly cloudy, with a low around 19.
Wednesday
Partly sunny, with a high near 43.
Wednesday Night
Partly cloudy, with a low around 30.
Thursday
Mostly sunny, with a high near 53.
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 92.79°W
42.36°N 92.79°W
3:32 am CDT Mar 13, 2026
4am CDT Mar 13, 2026-6pm CDT Mar 19, 2026



