Hazardous Weather Conditions
Current conditions at
Mason City Municipal Airport (KMCW)
Lat: 43.15°NLon: 93.33°WElev: 1188ft.
Fair
57°F
14°C
| Humidity | 74% |
| Wind Speed | S 10 mph |
| Barometer | 29.74 in (1006.2 mb) |
| Dewpoint | 49°F (9°C) |
| Visibility | 10.00 mi |
| Last update | 17 Apr 1:53 am CDT |
Extended Forecast for
Chapin IA
Overnight

Low: 60 °F
Mostly Clear
Friday
High: 76 °F
Windy. Chance
Showers then
Showers
LikelyFriday Night
Low: 31 °F
Windy. Slight
Chance
T-storms then
Partly CloudySaturday

High: 48 °F
Sunny and
WindySaturday Night
Low: 31 °F
Mostly Clear
and Blustery
then Mostly
ClearSunday

High: 53 °F
Mostly Sunny
Sunday Night

Low: 29 °F
Mostly Clear
Monday
High: 64 °F
Sunny then
Sunny and
BreezyMonday Night
Low: 48 °F
Partly Cloudy
and Breezy
then Partly
Cloudy
Detailed Forecast
Overnight
Mostly clear, with a steady temperature around 60. South wind around 10 mph.
Friday
Showers and thunderstorms likely, mainly before 3pm. Mostly cloudy, with a high near 76. Windy, with a south southeast wind 15 to 20 mph becoming south 21 to 26 mph in the afternoon. Winds could gust as high as 37 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
A slight chance of showers and thunderstorms before 7pm, then a slight chance of showers between 7pm and 9pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 31. Windy, with a north northwest wind 21 to 24 mph, with gusts as high as 32 mph. Chance of precipitation is 20%.
Saturday
Sunny, with a high near 48. Windy, with a west northwest wind 18 to 24 mph, with gusts as high as 31 mph.
Saturday Night
Mostly clear, with a low around 31. Blustery, with a west northwest wind 13 to 18 mph decreasing to 6 to 11 mph in the evening. Winds could gust as high as 23 mph.
Sunday
Mostly sunny, with a high near 53.
Sunday Night
Mostly clear, with a low around 29.
Monday
Sunny, with a high near 64. Breezy.
Monday Night
Partly cloudy, with a low around 48. Breezy.
Tuesday
Sunny, with a high near 75.
Tuesday Night
Clear, with a low around 47.
Wednesday
Sunny, with a high near 77.
Wednesday Night
Partly cloudy, with a low around 56.
Thursday
A 40 percent chance of showers. Partly sunny, with a high near 75. Windy.
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 am CDT Apr 17, 2026
2am CDT Apr 17, 2026-6pm CDT Apr 23, 2026



