Hazardous Weather Conditions
Current conditions at
Mason City Municipal Airport (KMCW)
Lat: 43.15°NLon: 93.33°WElev: 1188ft.
Fair
77°F
25°C
| Humidity | 39% |
| Wind Speed | SW 16 mph |
| Barometer | 29.70 in (1004.9 mb) |
| Dewpoint | 50°F (10°C) |
| Visibility | 10.00 mi |
| Heat Index | 78°F (26°C) |
| Last update | 21 Mar 1:53 pm CDT |
Extended Forecast for
Chapin IA
This Afternoon

High: 83 °F
Sunny and
BreezyTonight
Low: 41 °F
Partly Cloudy
then Partly
Cloudy and
WindySunday

High: 49 °F
Chance
Sprinkles and
WindySunday Night

Low: 28 °F
Mostly Clear
Monday

High: 51 °F
Mostly Sunny
Monday Night

Low: 37 °F
Mostly Cloudy
Tuesday

High: 60 °F
Mostly Cloudy
Tuesday Night

Low: 42 °F
Mostly Cloudy
Wednesday

High: 65 °F
Mostly Cloudy
Detailed Forecast
This Afternoon
Sunny, with a high near 83. Breezy, with a west southwest wind 15 to 17 mph, with gusts as high as 25 mph.
Tonight
Increasing clouds, with a low around 41. Windy, with a south southwest wind 7 to 12 mph becoming north northeast 16 to 21 mph after midnight. Winds could gust as high as 31 mph.
Sunday
A chance of sprinkles between 8am and 9am. Mostly cloudy, then gradually becoming sunny, with a high near 49. Windy, with a north wind 21 to 23 mph, with gusts as high as 29 mph.
Sunday Night
Mostly clear, with a low around 28. North wind 10 to 15 mph becoming light after midnight. Winds could gust as high as 20 mph.
Monday
Mostly sunny, with a high near 51. Light and variable wind becoming south 5 to 7 mph in the morning.
Monday Night
Mostly cloudy, with a low around 37.
Tuesday
Mostly cloudy, with a high near 60.
Tuesday Night
Mostly cloudy, with a low around 42.
Wednesday
Mostly cloudy, with a high near 65.
Wednesday Night
Mostly cloudy, with a low around 44.
Thursday
Partly sunny, with a high near 59. Windy.
Thursday Night
Mostly cloudy, with a low around 29. Blustery.
Friday
Partly sunny, with a high near 46.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Chapin IA
42.84°N 93.23°W
42.84°N 93.23°W
1:26 pm CDT Mar 21, 2026
2pm CDT Mar 21, 2026-6pm CDT Mar 27, 2026



