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Hazardous Weather Conditions

Current conditions at

Mason City Municipal Airport (KMCW)

Lat: 43.15°NLon: 93.33°WElev: 1188ft.

Partly Cloudy

13°F

-11°C

Humidity 64%
Wind Speed S 8 mph
Barometer 30.15 in (1023.5 mb)
Dewpoint 3°F (-16°C)
Visibility 10.00 mi
Wind Chill2°F (-17°C)
Last update 20 Jan 12:53 pm CST
Extended Forecast for

Mason City Municipal Airport IA

Winter Weather Advisory January 20, 03:00pm until January 21, 03:00am
Click here for hazard details and duration
Winter Weather Advisory

  • This Afternoon

    This Afternoon: Snow likely, mainly after 5pm. Mostly cloudy, with a high near 16. Wind chill values as low as zero. South wind 7 to 9 mph. Chance of precipitation is 70%. Total daytime snow accumulation of less than a half inch possible.

    High: 16 °F

    Snow Likely

  • Tonight

    Tonight: Snow, mainly before 11pm. Low around 10. Wind chill values as low as -5. South wind 5 to 10 mph becoming west northwest after midnight. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    Low: 10 °F

    Snow then
    Chance Snow

  • Wednesday

    Wednesday: A 50 percent chance of snow after noon. Patchy blowing snow after 2pm. Partly sunny, with a high near 27. Wind chill values as low as -5. Windy, with a west southwest wind 10 to 15 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 33 mph. New snow accumulation of less than one inch possible.

    High: 27 °F

    Partly Sunny
    then Chance
    Snow and
    Patchy
    Blowing Snow

  • Wednesday Night

    Wednesday Night: Patchy blowing snow before 9pm. Partly cloudy, with a low around 4. Wind chill values as low as -10. Windy, with a west northwest wind 19 to 24 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 33 mph.

    Low: 4 °F

    Patchy
    Blowing Snow
    and Windy
    then Partly
    Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 12. West wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 12 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around -19.

    Low: -19 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny and cold, with a high near -11.

    High: -11 °F

    Cold

  • Friday Night

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

    Low: -20 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny and cold, with a high near -3.

    High: -3 °F

    Cold

Detailed Forecast

This Afternoon
Snow likely, mainly after 5pm. Mostly cloudy, with a high near 16. Wind chill values as low as zero. South wind 7 to 9 mph. Chance of precipitation is 70%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Snow, mainly before 11pm. Low around 10. Wind chill values as low as -5. South wind 5 to 10 mph becoming west northwest after midnight. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Wednesday
A 50 percent chance of snow after noon. Patchy blowing snow after 2pm. Partly sunny, with a high near 27. Wind chill values as low as -5. Windy, with a west southwest wind 10 to 15 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 33 mph. New snow accumulation of less than one inch possible.
Wednesday Night
Patchy blowing snow before 9pm. Partly cloudy, with a low around 4. Wind chill values as low as -10. Windy, with a west northwest wind 19 to 24 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 33 mph.
Thursday
Partly sunny, with a high near 12. West wind 10 to 15 mph, with gusts as high as 20 mph.
Thursday Night
Partly cloudy, with a low around -19.
Friday
Mostly sunny and cold, with a high near -11.
Friday Night
Partly cloudy, with a low around -20.
Saturday
Partly sunny and cold, with a high near -3.
Saturday Night
Partly cloudy, with a low around -12.
Sunday
Mostly sunny and cold, with a high near 9.
Sunday Night
Partly cloudy, with a low around -4.
Monday
Mostly sunny, with a high near 16.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mason City Municipal Airport IA
 43.15°N 93.34°W
Last Update:
11:26 am CST Jan 20, 2026
Forecast Valid:
1pm CST Jan 20, 2026-6pm CST Jan 26, 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