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.

A Few Clouds

21°F

-6°C

Humidity 88%
Wind Speed NW 16 mph
Barometer 29.67 in (1005.7 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill7°F (-14°C)
Last update 25 Feb 1:53 am CST
Extended Forecast for

Mason City IA

  • Overnight

    Overnight: Partly cloudy, with a low around 16. Wind chill values as low as 5. Northwest wind around 10 mph.

    Low: 16 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 27. Wind chill values as low as 5. Northwest wind 5 to 10 mph becoming light in the afternoon.

    High: 27 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 18. Calm wind becoming south southwest around 5 mph after midnight.

    Low: 18 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 41. Southwest wind 6 to 11 mph.

    High: 41 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 28. Southwest wind 6 to 9 mph.

    Low: 28 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 55.

    High: 55 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 20.

    Low: 20 °F

    Partly Cloudy

  • Saturday

    Saturday: A 40 percent chance of snow, mainly before noon. Partly sunny, with a high near 28.

    High: 28 °F

    Chance Snow

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 8.

    Low: 8 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 16. Wind chill values as low as 5. Northwest wind around 10 mph.
Wednesday
Mostly sunny, with a high near 27. Wind chill values as low as 5. Northwest wind 5 to 10 mph becoming light in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 18. Calm wind becoming south southwest around 5 mph after midnight.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 41. Southwest wind 6 to 11 mph.
Thursday Night
Mostly clear, with a low around 28. Southwest wind 6 to 9 mph.
Friday
Sunny, with a high near 55.
Friday Night
Partly cloudy, with a low around 20.
Saturday
A 40 percent chance of snow, mainly before noon. Partly sunny, with a high near 28.
Saturday Night
Partly cloudy, with a low around 8.
Sunday
A 30 percent chance of snow after noon. Partly sunny, with a high near 25.
Sunday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 13.
Monday
Partly sunny, with a high near 31.
Monday Night
Mostly cloudy, with a low around 18.
Tuesday
A 30 percent chance of snow. Mostly sunny, with a high near 36.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mason City IA
 43.15°N 93.19°W
Last Update:
12:31 am CST Feb 25, 2026
Forecast Valid:
2am CST Feb 25, 2026-6pm CST Mar 3, 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