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 81%
Wind Speed W 12 mph
Barometer 29.63 in (1003.7 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill18°F (-8°C)
Last update 18 Feb 10:53 pm CST
Extended Forecast for

Mason City IA

  • Tonight

    Tonight: Mostly clear, with a low around 27. Northwest wind around 9 mph.

    Low: 27 °F

    Mostly Clear

  • Thursday

    Thursday: A slight chance of rain and snow after 5pm. Partly sunny, with a high near 38. North wind 8 to 15 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.

    High: 38 °F

    Mostly Sunny
    then Slight
    Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: Snow likely, mainly before 1am. Cloudy, with a low around 24. Blustery, with a north wind 14 to 18 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    Low: 24 °F

    Snow Likely
    and Blustery

  • Friday

    Friday: A 20 percent chance of snow before 9am. Mostly cloudy, with a high near 30. Blustery, with a west northwest wind 11 to 18 mph, with gusts as high as 24 mph.

    High: 30 °F

    Blustery.
    Slight Chance
    Snow then
    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 16. Northwest wind around 10 mph.

    Low: 16 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 27.

    High: 27 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 10.

    Low: 10 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 23. Blustery.

    High: 23 °F

    Mostly Sunny
    and Blustery

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 7.

    Low: 7 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 27. Northwest wind around 9 mph.
Thursday
A slight chance of rain and snow after 5pm. Partly sunny, with a high near 38. North wind 8 to 15 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Thursday Night
Snow likely, mainly before 1am. Cloudy, with a low around 24. Blustery, with a north wind 14 to 18 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Friday
A 20 percent chance of snow before 9am. Mostly cloudy, with a high near 30. Blustery, with a west northwest wind 11 to 18 mph, with gusts as high as 24 mph.
Friday Night
Partly cloudy, with a low around 16. Northwest wind around 10 mph.
Saturday
Partly sunny, with a high near 27.
Saturday Night
Mostly cloudy, with a low around 10.
Sunday
Mostly sunny, with a high near 23. Blustery.
Sunday Night
Partly cloudy, with a low around 7.
Monday
Sunny, with a high near 26.
Monday Night
Partly cloudy, with a low around 14.
Tuesday
Mostly sunny, with a high near 43. Breezy.
Tuesday Night
Partly cloudy, with a low around 24.
Wednesday
Mostly sunny, with a high near 39.
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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:
9:56 pm CST Feb 18, 2026
Forecast Valid:
11pm CST Feb 18, 2026-6pm CST Feb 25, 2026
 
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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