



Thunderstorms and Heavy Rainfall in the Mid-Atlantic and Southern New England; Fire Weather Concerns in the West
Heavy rain and isolated severe thunderstorms may continue to bring flash and urban flooding to the northern Mid-Atlantic and southern New England through tonight. Isolated dry thunderstorms will continue to bring a fire weather threat to the northwestern Great Basin through Friday. Read More >
Hazardous Weather Conditions
Current conditions at
Marshalltown, Marshalltown Municipal Airport (KMIW)
Lat: 42.11°NLon: 92.92°WElev: 971ft.
Fog/Mist
55°F
13°C
Humidity | 93% |
Wind Speed | NE 6 mph |
Barometer | 30.37 in (1028.1 mb) |
Dewpoint | 53°F (12°C) |
Visibility | 4.00 mi |
Wind Chill | 54°F (12°C) |
Last update | 1 Aug 4:53 am CDT |
Extended Forecast for
4 Miles WSW Grundy Center IA
Today
High: 75 °F
Areas Smoke
Tonight
Low: 55 °F
Areas Smoke
Saturday
High: 74 °F
Mostly Sunny
Saturday Night
Low: 54 °F
Partly Cloudy
Sunday
High: 75 °F
Sunny
Sunday Night
Low: 56 °F
Partly Cloudy
Monday
High: 77 °F
Mostly Sunny
Monday Night
Low: 59 °F
Partly Cloudy
Tuesday
High: 80 °F
Sunny
Detailed Forecast
Today
Areas of smoke. Mostly sunny, with a high near 75. Calm wind becoming east 5 to 7 mph in the morning.
Tonight
Areas of smoke. Partly cloudy, with a low around 55. East wind 3 to 5 mph.
Saturday
Mostly sunny, with a high near 74. Southeast wind 3 to 6 mph.
Saturday Night
Partly cloudy, with a low around 54. Southeast wind 3 to 6 mph.
Sunday
Sunny, with a high near 75. South southeast wind 5 to 8 mph.
Sunday Night
Partly cloudy, with a low around 56.
Monday
Mostly sunny, with a high near 77.
Monday Night
Partly cloudy, with a low around 59.
Tuesday
Sunny, with a high near 80.
Tuesday Night
Mostly clear, with a low around 63.
Wednesday
Mostly sunny, with a high near 82.
Wednesday Night
Partly cloudy, with a low around 66.
Thursday
Sunny, with a high near 85.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
ABOUT THIS FORECAST
Point Forecast:
4 Miles WSW Grundy Center IA
42.34°N 92.85°W
42.34°N 92.85°W
4:34 am CDT Aug 1, 2025
5am CDT Aug 1, 2025-6pm CDT Aug 7, 2025