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.

Fair

39°F

4°C

Humidity 79%
Wind Speed SW 7 mph
Barometer 29.99 in (1016.1 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 12 Jan 4:53 pm CST
Extended Forecast for

Mason City Municipal Airport IA

  • Tonight

    Tonight: Mostly cloudy, with a low around 34. Breezy, with a southwest wind 8 to 16 mph, with gusts as high as 22 mph.

    Low: 34 °F

    Partly Cloudy
    then Mostly
    Cloudy and
    Breezy

  • Tuesday

    Tuesday: Partly sunny, with a high near 45. Breezy, with a west wind 17 to 20 mph, with gusts as high as 31 mph.

    High: 45 °F

    Partly Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 19. Wind chill values as low as 5. Windy, with a northwest wind 18 to 24 mph, with gusts as high as 32 mph.

    Low: 19 °F

    Mostly Cloudy
    and Windy

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a temperature falling to around 17 by 5pm. Wind chill values as low as zero. Windy, with a north northwest wind 17 to 24 mph, with gusts as high as 34 mph.

    High: 21 °F⇓

    Decreasing
    Clouds and
    Windy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 8. North northwest wind 6 to 15 mph, with gusts as high as 20 mph.

    Low: 8 °F

    Mostly Clear

  • Thursday

    Thursday: A 40 percent chance of snow after noon. Partly sunny, with a high near 28.

    High: 28 °F

    Partly Sunny
    then Chance
    Snow

  • Thursday Night

    Thursday Night: Snow likely, mainly before midnight. Mostly cloudy, with a low around 23. Blustery. Chance of precipitation is 60%.

    Low: 23 °F

    Snow Likely
    and Blustery

  • Friday

    Friday: A 50 percent chance of snow. Mostly cloudy, with a high near 29. Windy.

    High: 29 °F

    Chance Snow
    and Windy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 3. Windy.

    Low: 3 °F

    Mostly Cloudy
    and Windy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 34. Breezy, with a southwest wind 8 to 16 mph, with gusts as high as 22 mph.
Tuesday
Partly sunny, with a high near 45. Breezy, with a west wind 17 to 20 mph, with gusts as high as 31 mph.
Tuesday Night
Mostly cloudy, with a low around 19. Wind chill values as low as 5. Windy, with a northwest wind 18 to 24 mph, with gusts as high as 32 mph.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a temperature falling to around 17 by 5pm. Wind chill values as low as zero. Windy, with a north northwest wind 17 to 24 mph, with gusts as high as 34 mph.
Wednesday Night
Mostly clear, with a low around 8. North northwest wind 6 to 15 mph, with gusts as high as 20 mph.
Thursday
A 40 percent chance of snow after noon. Partly sunny, with a high near 28.
Thursday Night
Snow likely, mainly before midnight. Mostly cloudy, with a low around 23. Blustery. Chance of precipitation is 60%.
Friday
A 50 percent chance of snow. Mostly cloudy, with a high near 29. Windy.
Friday Night
Mostly cloudy, with a low around 3. Windy.
Saturday
Mostly cloudy, with a high near 11. Blustery.
Saturday Night
Mostly cloudy, with a low around -1. Blustery.
Sunday
Partly sunny, with a high near 16. Blustery.
Sunday Night
Mostly cloudy, with a low around 4.
M.L.King Day
Partly sunny, with a high near 17. Blustery.
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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:
5:06 pm CST Jan 12, 2026
Forecast Valid:
5pm CST Jan 12, 2026-6pm CST Jan 19, 2026
 
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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