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

Mason City Municipal Airport (KMCW)

Lat: 43.15°NLon: 93.33°WElev: 1188ft.

Overcast

12°F

-11°C

Humidity 73%
Wind Speed S 14 mph
Barometer 30.21 in (1025.4 mb)
Dewpoint 5°F (-15°C)
Visibility 10.00 mi
Wind Chill-4°F (-20°C)
Last update 8 Dec 9:53 am CST
Extended Forecast for

Mason City Municipal Airport IA

  • Today

    Today: Mostly cloudy, with a high near 24. Wind chill values as low as -5. South wind 11 to 14 mph, with gusts as high as 21 mph.

    High: 24 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a temperature rising to around 27 by 2am. Wind chill values as low as 5. South wind 10 to 14 mph becoming west after midnight. Winds could gust as high as 20 mph.

    Low: 18 °F⇑

    Mostly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of rain after noon. Mostly cloudy, with a high near 37. Breezy, with a west wind 10 to 16 mph becoming south in the afternoon. Winds could gust as high as 32 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 37 °F

    Partly Sunny
    then Chance
    Rain and
    Breezy

  • Tuesday Night

    Tuesday Night: A chance of rain before 3am, then a slight chance of snow. Mostly cloudy, with a low around 19. Wind chill values as low as 5. Windy, with a southwest wind 21 to 30 mph becoming northwest after midnight. Winds could gust as high as 43 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 19 °F

    Windy. Chance
    Rain then
    Slight Chance
    Rain/Snow

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 24. Windy, with a northwest wind 21 to 26 mph decreasing to 14 to 19 mph in the afternoon. Winds could gust as high as 38 mph.

    High: 24 °F

    Mostly Cloudy
    and Windy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 5.

    Low: 5 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 30 percent chance of snow. Mostly cloudy, with a high near 17.

    High: 17 °F

    Chance Snow

  • Thursday Night

    Thursday Night: A 20 percent chance of snow. Mostly cloudy, with a low around 1.

    Low: 1 °F

    Slight Chance
    Snow

  • Friday

    Friday: Mostly cloudy, with a high near 11. Windy.

    High: 11 °F

    Mostly Cloudy
    and Windy

Detailed Forecast

Today
Mostly cloudy, with a high near 24. Wind chill values as low as -5. South wind 11 to 14 mph, with gusts as high as 21 mph.
Tonight
Mostly cloudy, with a temperature rising to around 27 by 2am. Wind chill values as low as 5. South wind 10 to 14 mph becoming west after midnight. Winds could gust as high as 20 mph.
Tuesday
A 30 percent chance of rain after noon. Mostly cloudy, with a high near 37. Breezy, with a west wind 10 to 16 mph becoming south in the afternoon. Winds could gust as high as 32 mph. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
A chance of rain before 3am, then a slight chance of snow. Mostly cloudy, with a low around 19. Wind chill values as low as 5. Windy, with a southwest wind 21 to 30 mph becoming northwest after midnight. Winds could gust as high as 43 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Wednesday
Mostly cloudy, with a high near 24. Windy, with a northwest wind 21 to 26 mph decreasing to 14 to 19 mph in the afternoon. Winds could gust as high as 38 mph.
Wednesday Night
Mostly cloudy, with a low around 5.
Thursday
A 30 percent chance of snow. Mostly cloudy, with a high near 17.
Thursday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 1.
Friday
Mostly cloudy, with a high near 11. Windy.
Friday Night
Mostly cloudy, with a low around -9. Blustery.
Saturday
Mostly cloudy and cold, with a high near 3.
Saturday Night
Mostly cloudy, with a low around -6.
Sunday
Partly sunny, with a high near 17.
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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:
6:21 am CST Dec 8, 2025
Forecast Valid:
10am CST Dec 8, 2025-6pm CST Dec 14, 2025
 
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