Current conditions at
Mason City Municipal Airport (KMCW)
Lat: 43.15°NLon: 93.33°WElev: 1188ft.
Partly Cloudy and Breezy
10°F
-12°C
| Humidity | 69% |
| Wind Speed | NW 21 G 32 mph |
| Barometer | 30.07 in (1020.7 mb) |
| Dewpoint | 2°F (-17°C) |
| Visibility | 10.00 mi |
| Wind Chill | -9°F (-23°C) |
| Last update | 16 Mar 7:53 pm CDT |
Extended Forecast for
Chapin IA
Tonight
Low: -1 °F
Patchy
Blowing Snow
and Windy
then Mostly
ClearTuesday
High: 24 °F
Mostly Sunny
then Snow
LikelyTuesday Night
Low: 20 °F
Snow then
Slight Chance
SnowWednesday

High: 44 °F
Mostly Sunny
Wednesday Night

Low: 33 °F
Mostly Cloudy
Thursday

High: 54 °F
Sunny
Thursday Night

Low: 39 °F
Partly Cloudy
Friday

High: 65 °F
Partly Sunny
Friday Night

Low: 40 °F
Mostly Cloudy
Detailed Forecast
Tonight
Patchy blowing snow before 9pm. Partly cloudy, with a low around -1. Wind chill values as low as -10. Windy, with a northwest wind 16 to 21 mph decreasing to 8 to 13 mph after midnight. Winds could gust as high as 26 mph.
Tuesday
A chance of flurries before 2pm, then snow likely, mainly after 5pm. Increasing clouds, with a high near 24. Wind chill values as low as -10. Light and variable wind becoming south 9 to 14 mph in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.
Tuesday Night
Snow, mainly before midnight. Low around 20. Wind chill values as low as 10. South wind 8 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
Wednesday
Mostly sunny, with a high near 44. West wind around 7 mph.
Wednesday Night
Mostly cloudy, with a low around 33. South southwest wind around 6 mph.
Thursday
Sunny, with a high near 54.
Thursday Night
Partly cloudy, with a low around 39.
Friday
Partly sunny, with a high near 65.
Friday Night
Mostly cloudy, with a low around 40.
Saturday
Mostly sunny, with a high near 66.
Saturday Night
Partly cloudy, with a low around 36.
Sunday
Mostly sunny, with a high near 52. Breezy.
Sunday Night
Mostly cloudy, with a low around 27.
Monday
Partly sunny, with a high near 45.
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
6:43 pm CDT Mar 16, 2026
8pm CDT Mar 16, 2026-6pm CDT Mar 23, 2026


