


Current conditions at
Marshalltown, Marshalltown Municipal Airport (KMIW)
Lat: 42.11°NLon: 92.92°WElev: 971ft.
Fair
42°F
6°C
Humidity | 85% |
Wind Speed | NE 5 mph |
Barometer | 30.36 in (1028.3 mb) |
Dewpoint | 38°F (3°C) |
Visibility | 10.00 mi |
Wind Chill | 39°F (4°C) |
Last update | 8 Oct 5:53 am CDT |
Extended Forecast for
Grundy Center IA
Today
High: 66 °F
Sunny
Tonight
Low: 39 °F
Clear
Thursday
High: 68 °F
Sunny
Thursday Night
Low: 53 °F
Slight Chance
ShowersFriday
High: 74 °F
Mostly Sunny
Friday Night
Low: 45 °F
Mostly Clear
Saturday
High: 71 °F
Mostly Sunny
Saturday Night
Low: 53 °F
Mostly Cloudy
Sunday
High: 76 °F
Partly Sunny
and Breezy
Detailed Forecast
Today
Sunny, with a high near 66. East wind 3 to 6 mph.
Tonight
Clear, with a low around 39. East southeast wind around 7 mph.
Thursday
Sunny, with a high near 68. South southeast wind 7 to 14 mph, with gusts as high as 20 mph.
Thursday Night
A 20 percent chance of showers. Increasing clouds, with a low around 53. South southeast wind around 10 mph.
Friday
Mostly sunny, with a high near 74. South southwest wind around 10 mph becoming north northwest in the afternoon.
Friday Night
Mostly clear, with a low around 45.
Saturday
Mostly sunny, with a high near 71.
Saturday Night
Mostly cloudy, with a low around 53.
Sunday
Partly sunny, with a high near 76. Breezy.
Sunday Night
Mostly cloudy, with a low around 58.
Columbus Day
Partly sunny, with a high near 75.
Monday Night
Partly cloudy, with a low around 54.
Tuesday
A 30 percent chance of showers. Partly sunny, with a high near 73.
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
4:35 am CDT Oct 8, 2025
6am CDT Oct 8, 2025-6pm CDT Oct 14, 2025