Hazardous Weather Conditions
Current conditions at
Mason City Municipal Airport (KMCW)
Lat: 43.15°NLon: 93.33°WElev: 1188ft.
Fair
24°F
-4°C
| Humidity | 71% |
| Wind Speed | N 7 mph |
| Barometer | 30.43 in (1031.4 mb) |
| Dewpoint | 16°F (-9°C) |
| Visibility | 10.00 mi |
| Wind Chill | 16°F (-9°C) |
| Last update | 7 Apr 1:53 am CDT |
Extended Forecast for
Chapin IA
Overnight

Low: 22 °F
Mostly Cloudy
Tuesday
High: 44 °F
Sunny then
Slight Chance
Rain/Snow and
BreezyTuesday Night
Low: 34 °F
Chance
Rain/Snow and
Breezy then
Chance
Showers and
WindyWednesday
High: 64 °F
Chance
Showers and
Very WindyWednesday Night
Low: 35 °F
Slight Chance
T-storms then
Slight Chance
ShowersThursday
High: 54 °F
Sunny then
Chance
ShowersThursday Night

Low: 35 °F
Chance
ShowersFriday

High: 56 °F
Mostly Sunny
Friday Night

Low: 37 °F
Partly Cloudy
Detailed Forecast
Overnight
Mostly cloudy, with a low around 22. East northeast wind 7 to 9 mph.
Tuesday
A slight chance of snow showers after 4pm, mixing with rain after 5pm. Increasing clouds, with a high near 44. Breezy, with an east wind 7 to 17 mph becoming south southeast in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 20%.
Tuesday Night
A chance of rain showers before 9pm, then a chance of rain and snow showers between 9pm and 10pm, then a chance of rain showers after 10pm. Mostly cloudy, with a low around 34. Windy, with a south southeast wind 17 to 24 mph, with gusts as high as 30 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Wednesday
A chance of showers, with thunderstorms also possible after 4pm. Partly sunny, with a high near 64. Very windy, with a south wind 26 to 36 mph becoming west southwest in the afternoon. Winds could gust as high as 41 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A slight chance of showers and thunderstorms before 7pm, then a slight chance of showers between 7pm and 1am. Partly cloudy, with a low around 35. West wind 7 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Thursday
A 40 percent chance of showers after 1pm. Mostly sunny, with a high near 54. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 35. Chance of precipitation is 50%.
Friday
Mostly sunny, with a high near 56.
Friday Night
Partly cloudy, with a low around 37.
Saturday
A 40 percent chance of showers. Partly sunny, with a high near 61. Breezy.
Saturday Night
Showers likely. Mostly cloudy, with a low around 52. Breezy. Chance of precipitation is 60%.
Sunday
Showers likely. Mostly cloudy, with a high near 70. Windy. Chance of precipitation is 70%.
Sunday Night
Showers likely. Mostly cloudy, with a low around 57. Windy. Chance of precipitation is 60%.
Monday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 73. Breezy.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
ABOUT THIS FORECAST
Point Forecast:
Chapin IA
42.84°N 93.23°W
42.84°N 93.23°W
1:16 am CDT Apr 7, 2026
2am CDT Apr 7, 2026-6pm CDT Apr 13, 2026



