Current conditions at
Mason City Municipal Airport (KMCW)
Lat: 43.15°NLon: 93.33°WElev: 1188ft.
Fair and Breezy
15°F
-9°C
| Humidity | 61% |
| Wind Speed | NW 23 G 33 mph |
| Barometer | 30.53 in (1036.0 mb) |
| Dewpoint | 4°F (-16°C) |
| Visibility | 10.00 mi |
| Wind Chill | -3°F (-19°C) |
| Last update | 22 Feb 2:53 pm CST |
Extended Forecast for
Chapin IA
This Afternoon

High: 17 °F
Mostly Sunny
and WindyTonight
Low: 2 °F
Mostly Cloudy
and Blustery
then Mostly
CloudyMonday

High: 18 °F
Sunny
Monday Night

Low: 10 °F⇑
Mostly Cloudy
Tuesday

High: 41 °F
Partly Sunny
Tuesday Night

Low: 15 °F
Mostly Clear
Wednesday
High: 28 °F
Mostly Sunny
then Chance
SnowWednesday Night

Low: 14 °F
Chance Snow
Thursday

High: 32 °F
Mostly Sunny
Detailed Forecast
This Afternoon
Mostly sunny, with a high near 17. Wind chill values as low as -5. Windy, with a north northwest wind around 21 mph, with gusts as high as 28 mph.
Tonight
Mostly cloudy, with a low around 2. Wind chill values as low as -10. Blustery, with a north northwest wind 8 to 18 mph, with gusts as high as 30 mph.
Monday
Sunny, with a high near 18. Wind chill values as low as -10. North northwest wind 5 to 7 mph becoming calm.
Monday Night
Mostly cloudy, with a temperature falling to near 10 by 8pm, then rising to around 17 during the remainder of the night. Wind chill values as low as zero. South wind 6 to 14 mph.
Tuesday
Partly sunny, with a high near 41. South wind 13 to 15 mph becoming west northwest in the afternoon. Winds could gust as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 15.
Wednesday
A 40 percent chance of snow after noon. Mostly sunny, with a high near 28.
Wednesday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 14.
Thursday
Mostly sunny, with a high near 32.
Thursday Night
Mostly clear, with a low around 21.
Friday
Sunny, with a high near 45.
Friday Night
Partly cloudy, with a low around 22.
Saturday
Mostly sunny, with a high near 35. Breezy.
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
3:16 pm CST Feb 22, 2026
3pm CST Feb 22, 2026-6pm CST Feb 28, 2026


