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.

Fair

87°F

31°C

Humidity 59%
Wind Speed S 9 mph
Barometer 30.01 in (1015.0 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index93°F (34°C)
Last update 14 Jul 2:53 pm CDT
Extended Forecast for

Mason City Municipal Airport IA

  • This Afternoon

    This Afternoon: Sunny, with a high near 87. South wind around 11 mph.

    High: 87 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 66. South wind 8 to 10 mph.

    Low: 66 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 87. South wind 9 to 14 mph, with gusts as high as 20 mph.

    High: 87 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 67. South wind 7 to 10 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    Mostly Clear
    then Chance
    T-storms

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 79. South wind 8 to 10 mph becoming west in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 79 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 58. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 58 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers and thunderstorms before 10am, then a slight chance of showers between 10am and 1pm. Mostly cloudy, with a high near 72. Chance of precipitation is 20%.

    High: 72 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 87. South wind around 11 mph.
Tonight
Mostly clear, with a low around 66. South wind 8 to 10 mph.
Tuesday
Sunny, with a high near 87. South wind 9 to 14 mph, with gusts as high as 20 mph.
Tuesday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 67. South wind 7 to 10 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 79. South wind 8 to 10 mph becoming west in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 58. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A slight chance of showers and thunderstorms before 10am, then a slight chance of showers between 10am and 1pm. Mostly cloudy, with a high near 72. Chance of precipitation is 20%.
Thursday Night
Partly cloudy, with a low around 57.
Friday
Mostly sunny, with a high near 77.
Friday Night
A 50 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 64.
Saturday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 81.
Saturday Night
A 30 percent chance of showers. Partly cloudy, with a low around 63.
Sunday
Mostly sunny, with a high near 81.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mason City Municipal Airport IA
 43.15°N 93.34°W
Last Update:
2:05 pm CDT Jul 14, 2025
Forecast Valid:
3pm CDT Jul 14, 2025-6pm CDT Jul 20, 2025
 
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Additional Resources

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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