Current conditions at
Marshalltown, Marshalltown Municipal Airport (KMIW)
Lat: 42.11°NLon: 92.92°WElev: 971ft.
Fair
40°F
4°C
| Humidity | 68% |
| Wind Speed | W 6 mph |
| Barometer | 29.95 in (1015.1 mb) |
| Dewpoint | 30°F (-1°C) |
| Visibility | 10.00 mi |
| Wind Chill | 36°F (2°C) |
| Last update | 18 Mar 11:53 am CDT |
Extended Forecast for
Garwin IA
This Afternoon

High: 50 °F
Mostly Sunny
Tonight

Low: 33 °F
Mostly Cloudy
Thursday

High: 55 °F
Decreasing
CloudsThursday Night

Low: 41 °F
Partly Cloudy
Friday

High: 70 °F
Mostly Sunny
Friday Night

Low: 44 °F
Mostly Cloudy
Saturday

High: 75 °F
Sunny
Saturday Night
Low: 43 °F
Partly Cloudy
then Partly
Cloudy and
BreezySunday

High: 58 °F
Mostly Cloudy
and Breezy
Detailed Forecast
This Afternoon
Mostly sunny, with a high near 50. Southwest wind around 6 mph.
Tonight
Mostly cloudy, with a low around 33. South southwest wind around 5 mph becoming west after midnight.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 55. North northwest wind 5 to 7 mph becoming east in the afternoon.
Thursday Night
Partly cloudy, with a low around 41. Light and variable wind becoming south around 6 mph in the evening.
Friday
Mostly sunny, with a high near 70. Southwest wind 7 to 10 mph becoming west northwest in the afternoon.
Friday Night
Mostly cloudy, with a low around 44.
Saturday
Sunny, with a high near 75.
Saturday Night
Partly cloudy, with a low around 43. Breezy.
Sunday
Mostly cloudy, with a high near 58. Breezy.
Sunday Night
Mostly cloudy, with a low around 26.
Monday
Mostly cloudy, with a high near 44.
Monday Night
Partly cloudy, with a low around 29.
Tuesday
Mostly cloudy, with a high near 51.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Garwin IA
42.1°N 92.68°W
42.1°N 92.68°W
8:17 am CDT Mar 18, 2026
12pm CDT Mar 18, 2026-6pm CDT Mar 24, 2026


