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

28°F

-2°C

Humidity 85%
Wind Speed Calm
Barometer 30.07 in (1019.3 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Last update 12 Jan 6:53 am CST
Extended Forecast for

5 Miles S Mason City IA

  • Today

    Today: Sunny, with a high near 45. West wind 7 to 9 mph.

    High: 45 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 33. West southwest wind 7 to 15 mph, with gusts as high as 21 mph.

    Low: 33 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly sunny, with a high near 43. Breezy, with a west wind around 16 mph, with gusts as high as 24 mph.

    High: 43 °F

    Mostly 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 15 to 25 mph, with gusts as high as 31 mph.

    Low: 19 °F

    Mostly Cloudy
    and Windy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 24. Windy, with a north northwest wind 18 to 26 mph, with gusts as high as 32 mph.

    High: 24 °F

    Mostly Sunny
    and Windy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 10. Blustery.

    Low: 10 °F

    Mostly Clear
    and Blustery
    then Mostly
    Clear

  • Thursday

    Thursday: A 40 percent chance of snow after noon. Partly sunny, with a high near 29.

    High: 29 °F

    Partly Sunny
    then Chance
    Snow

  • Thursday Night

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

    Low: 23 °F

    Snow Likely
    and Blustery

  • Friday

    Friday: Snow likely, mainly before noon. Mostly cloudy, with a high near 30. Windy. Chance of precipitation is 60%.

    High: 30 °F

    Snow Likely
    and Windy

Detailed Forecast

Today
Sunny, with a high near 45. West wind 7 to 9 mph.
Tonight
Increasing clouds, with a low around 33. West southwest wind 7 to 15 mph, with gusts as high as 21 mph.
Tuesday
Mostly sunny, with a high near 43. Breezy, with a west wind around 16 mph, with gusts as high as 24 mph.
Tuesday Night
Mostly cloudy, with a low around 19. Wind chill values as low as 5. Windy, with a northwest wind 15 to 25 mph, with gusts as high as 31 mph.
Wednesday
Mostly sunny, with a high near 24. Windy, with a north northwest wind 18 to 26 mph, with gusts as high as 32 mph.
Wednesday Night
Mostly clear, with a low around 10. Blustery.
Thursday
A 40 percent chance of snow after noon. Partly sunny, with a high near 29.
Thursday Night
Snow likely. Mostly cloudy, with a low around 23. Blustery. Chance of precipitation is 60%.
Friday
Snow likely, mainly before noon. Mostly cloudy, with a high near 30. Windy. Chance of precipitation is 60%.
Friday Night
Mostly cloudy, with a low around 5. Windy.
Saturday
Partly sunny, with a high near 11. Blustery.
Saturday Night
Mostly cloudy, with a low around 0. Blustery.
Sunday
Mostly sunny, with a high near 17.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles S Mason City IA
 43.08°N 93.19°W
Last Update:
3:11 am CST Jan 12, 2026
Forecast Valid:
7am CST Jan 12, 2026-6pm CST Jan 18, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation