Current conditions at

Mason City Municipal Airport (KMCW)

Lat: 43.15°NLon: 93.33°WElev: 1188ft.

Fair

45°F

7°C

Humidity 71%
Wind Speed S 7 mph
Barometer 29.88 in (1011.5 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 29 Mar 11:53 pm CDT
Extended Forecast for

Chapin IA

  • Overnight

    Overnight: Clear, with a low around 42. South wind 3 to 6 mph.

    Low: 42 °F

    Clear

  • Monday

    Monday: Increasing clouds, with a high near 81. Light south southeast wind becoming south 9 to 14 mph in the morning. Winds could gust as high as 18 mph.

    High: 81 °F

    Increasing
    Clouds

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 1am, then a chance of showers between 1am and 2am.  Mostly cloudy, then gradually becoming mostly clear, with a low around 51. South southwest wind 9 to 11 mph.  Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 51 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers and thunderstorms before 10am, then a slight chance of showers between 10am and 4pm, then a chance of rain after 4pm.  Partly sunny, with a high near 63. Windy, with a west southwest wind 14 to 19 mph becoming north northwest 21 to 26 mph in the afternoon. Winds could gust as high as 32 mph.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 63 °F

    Chance
    Showers and
    Windy

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain before 7pm.  Mostly cloudy, with a low around 30. Windy, with a north wind 14 to 23 mph, with gusts as high as 29 mph.

    Low: 30 °F

    Chance Rain
    and Windy
    then Mostly
    Cloudy and
    Blustery

  • Wednesday

    Wednesday: A chance of rain and snow showers after 1pm.  Mostly cloudy, with a high near 45. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 45 °F

    Mostly Cloudy
    then Chance
    Rain/Snow

  • Wednesday Night

    Wednesday Night: Rain and snow likely.  Cloudy, with a low around 29. Blustery.  Chance of precipitation is 70%.

    Low: 29 °F

    Rain/Snow
    Likely and
    Blustery

  • Thursday

    Thursday: Rain and snow likely.  Mostly cloudy, with a high near 41. Breezy.  Chance of precipitation is 60%.

    High: 41 °F

    Rain/Snow
    Likely and
    Breezy

  • Thursday Night

    Thursday Night: A 30 percent chance of rain before 1am.  Mostly cloudy, with a low around 30.

    Low: 30 °F

    Chance Rain

Detailed Forecast

Overnight
Clear, with a low around 42. South wind 3 to 6 mph.
Monday
Increasing clouds, with a high near 81. Light south southeast wind becoming south 9 to 14 mph in the morning. Winds could gust as high as 18 mph.
Monday Night
A chance of showers and thunderstorms before 1am, then a chance of showers between 1am and 2am. Mostly cloudy, then gradually becoming mostly clear, with a low around 51. South southwest wind 9 to 11 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
A chance of showers and thunderstorms before 10am, then a slight chance of showers between 10am and 4pm, then a chance of rain after 4pm. Partly sunny, with a high near 63. Windy, with a west southwest wind 14 to 19 mph becoming north northwest 21 to 26 mph in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A 30 percent chance of rain before 7pm. Mostly cloudy, with a low around 30. Windy, with a north wind 14 to 23 mph, with gusts as high as 29 mph.
Wednesday
A chance of rain and snow showers after 1pm. Mostly cloudy, with a high near 45. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Rain and snow likely. Cloudy, with a low around 29. Blustery. Chance of precipitation is 70%.
Thursday
Rain and snow likely. Mostly cloudy, with a high near 41. Breezy. Chance of precipitation is 60%.
Thursday Night
A 30 percent chance of rain before 1am. Mostly cloudy, with a low around 30.
Friday
A 30 percent chance of rain after 1pm. Mostly cloudy, with a high near 53. Breezy.
Friday Night
Rain likely. Mostly cloudy, with a low around 41. Breezy. Chance of precipitation is 70%.
Saturday
Rain likely. Mostly cloudy, with a high near 52. Windy. Chance of precipitation is 70%.
Saturday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 32. Windy.
Sunday
Partly sunny, with a high near 49. Windy.
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ABOUT THIS FORECAST

 
Point Forecast:
Chapin IA
 42.84°N 93.23°W
10:48 pm CDT Mar 29, 2026
12am CDT Mar 30, 2026-6pm CDT Apr 5, 2026
 
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