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

41°F

5°C

Humidity 86%
Wind Speed N 13 mph
Barometer 30.17 in (1022.0 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 9 Apr 8:53 pm CDT
Extended Forecast for

Mason City IA

  • Tonight

    Tonight: Showers likely, mainly before 11pm. Mostly cloudy, with a low around 32. Light and variable wind becoming north 5 to 8 mph in the evening. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 32 °F

    Showers
    Likely then
    Mostly Cloudy

  • Friday

    Friday: Partly sunny, then gradually becoming sunny, with a high near 54. North wind 6 to 8 mph.

    High: 54 °F

    Becoming
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 33. Calm wind becoming east southeast around 5 mph after midnight.

    Low: 33 °F

    Mostly Clear

  • Saturday

    Saturday: A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 58. Breezy, with a southeast wind 7 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 58 °F

    Chance
    Showers then
    Showers
    Likely and
    Breezy

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm. Low around 51. Breezy, with a south southeast wind around 18 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 51 °F

    Showers and
    Breezy

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 74. Windy. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 74 °F

    Chance
    Showers and
    Windy

  • Sunday Night

    Sunday Night: A chance of showers, with thunderstorms also possible after 1am. Partly cloudy, with a low around 57. Breezy. Chance of precipitation is 30%.

    Low: 57 °F

    Chance
    Showers and
    Breezy

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 57. Chance of precipitation is 60%.

    Low: 57 °F

    Showers
    Likely

Detailed Forecast

Tonight
Showers likely, mainly before 11pm. Mostly cloudy, with a low around 32. Light and variable wind becoming north 5 to 8 mph in the evening. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Partly sunny, then gradually becoming sunny, with a high near 54. North wind 6 to 8 mph.
Friday Night
Mostly clear, with a low around 33. Calm wind becoming east southeast around 5 mph after midnight.
Saturday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 58. Breezy, with a southeast wind 7 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers and possibly a thunderstorm. Low around 51. Breezy, with a south southeast wind around 18 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 74. Windy. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A chance of showers, with thunderstorms also possible after 1am. Partly cloudy, with a low around 57. Breezy. Chance of precipitation is 30%.
Monday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 80.
Monday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 57. Chance of precipitation is 60%.
Tuesday
A 50 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 77.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 48. Chance of precipitation is 70%.
Wednesday
A 50 percent chance of showers. Partly sunny, with a high near 66.
Wednesday Night
A 30 percent chance of showers. Partly cloudy, with a low around 46.
Thursday
Sunny, with a high near 73. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
Mason City IA
 43.15°N 93.19°W
Last Update:
8:32 pm CDT Apr 9, 2026
Forecast Valid:
9pm CDT Apr 9, 2026-6pm CDT Apr 16, 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