National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Mason City Municipal Airport (KMCW)

Lat: 43.15°NLon: 93.33°WElev: 1188ft.

Overcast

33°F

1°C

Humidity 92%
Wind Speed N 14 mph
Barometer 29.97 in (1015.3 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill23°F (-5°C)
Last update 3 Apr 7:53 am CDT
Extended Forecast for

Mason City IA

  • Today

    Today: A slight chance of showers before 10am, then a chance of showers and thunderstorms between 10am and noon, then showers and possibly a thunderstorm after noon. High near 44. North northeast wind 6 to 14 mph becoming east in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 44 °F

    Chance
    Showers then
    Showers

  • Tonight

    Tonight: Showers and possibly a thunderstorm before 2am, then a slight chance of showers between 2am and 3am. Low around 32. East northeast wind 10 to 14 mph becoming west after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 32 °F

    Showers then
    Chance
    Showers

  • Saturday

    Saturday: A slight chance of rain showers before 8am, then a slight chance of snow showers between 8am and noon, then a chance of rain showers after noon. Mostly cloudy, with a high near 42. Windy, with a west wind 16 to 22 mph, with gusts as high as 32 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 42 °F

    Windy. Slight
    Chance
    Rain/Snow
    then Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 29. Windy, with a west northwest wind 14 to 22 mph, with gusts as high as 29 mph.

    Low: 29 °F

    Mostly Cloudy
    and Windy

  • Sunday

    Sunday: Mostly sunny, with a high near 53. West northwest wind 10 to 15 mph, with gusts as high as 22 mph.

    High: 53 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 31.

    Low: 31 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 43. Breezy.

    High: 43 °F

    Mostly Sunny
    and Breezy

  • Monday Night

    Monday Night: Mostly clear, with a low around 20. Blustery.

    Low: 20 °F

    Mostly Clear
    and Blustery
    then Mostly
    Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 46. Breezy.

    High: 46 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

Detailed Forecast

Today
A slight chance of showers before 10am, then a chance of showers and thunderstorms between 10am and noon, then showers and possibly a thunderstorm after noon. High near 44. North northeast wind 6 to 14 mph becoming east in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Showers and possibly a thunderstorm before 2am, then a slight chance of showers between 2am and 3am. Low around 32. East northeast wind 10 to 14 mph becoming west after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Saturday
A slight chance of rain showers before 8am, then a slight chance of snow showers between 8am and noon, then a chance of rain showers after noon. Mostly cloudy, with a high near 42. Windy, with a west wind 16 to 22 mph, with gusts as high as 32 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Saturday Night
Mostly cloudy, with a low around 29. Windy, with a west northwest wind 14 to 22 mph, with gusts as high as 29 mph.
Sunday
Mostly sunny, with a high near 53. West northwest wind 10 to 15 mph, with gusts as high as 22 mph.
Sunday Night
Partly cloudy, with a low around 31.
Monday
Mostly sunny, with a high near 43. Breezy.
Monday Night
Mostly clear, with a low around 20. Blustery.
Tuesday
Mostly sunny, with a high near 46. Breezy.
Tuesday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 35. Windy. Chance of precipitation is 40%.
Wednesday
Partly sunny, with a high near 68. Windy.
Wednesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 40. Windy.
Thursday
A 50 percent chance of showers. Mostly cloudy, with a high near 55. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mason City IA
 43.15°N 93.19°W
Last Update:
5:48 am CDT Apr 3, 2026
Forecast Valid:
8am CDT Apr 3, 2026-6pm CDT Apr 9, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation