National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Mason City Municipal Airport (KMCW)

Lat: 43.15°NLon: 93.33°WElev: 1188ft.

Partly Cloudy

27°F

-3°C

Humidity 81%
Wind Speed N 7 mph
Barometer 30.09 in (1019.9 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 13 Mar 11:53 pm CDT
Extended Forecast for

Mason City Municipal Airport IA

Winter Storm Watch March 15, 01:00am until March 16, 10:00am
Click here for hazard details and duration
Winter Storm Watch

  • Overnight

    Overnight: A 20 percent chance of snow after 3am. Mostly cloudy, with a steady temperature around 28. Light and variable wind becoming east around 5 mph.

    Low: 28 °F

    Slight Chance
    Snow

  • Saturday

    Saturday: A 20 percent chance of snow before 1pm. Mostly cloudy, with a high near 38. Breezy, with an east southeast wind 8 to 13 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 38 °F

    Slight Chance
    Snow and
    Breezy

  • Saturday Night

    Saturday Night: Rain and snow before 4am, then freezing rain between 4am and 5am, then rain after 5am. Some thunder is also possible. Low around 31. Windy, with an east southeast wind 20 to 24 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. Little or no ice accumulation expected. Little or no snow accumulation expected.

    Low: 31 °F

    Windy. Chance
    Rain/Snow
    then
    Rain/Freezing
    Rain

  • Sunday

    Sunday: Rain, snow, freezing rain, and sleet before 1pm, then snow, possibly mixed with sleet between 1pm and 4pm, then snow after 4pm. The snow could be heavy at times. Widespread blowing snow after 1pm. Temperature falling to around 28 by 5pm. Very windy, with a north wind 18 to 23 mph increasing to 32 to 37 mph in the afternoon. Winds could gust as high as 50 mph. Chance of precipitation is 100%. New ice accumulation of around a 0.1 of an inch possible. New snow and sleet accumulation of 3 to 5 inches possible.

    High: 35 °F⇓

    Wintry Mix
    and Blowing
    Snow

  • Sunday Night

    Sunday Night: Snow likely, mainly before 1am. Widespread blowing snow. Cloudy, with a low around 5. Very windy, with a north northwest wind 32 to 38 mph, with gusts as high as 55 mph. Chance of precipitation is 60%. New snow accumulation of 2 to 4 inches possible.

    Low: 5 °F

    Snow Likely
    and Blowing
    Snow

  • Monday

    Monday: Areas of blowing snow before 8am. Partly sunny, with a high near 12. Windy.

    High: 12 °F

    Windy. Areas
    Blowing Snow
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around -3. Windy.

    Low: -3 °F

    Partly Cloudy
    and Windy
    then Partly
    Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of snow after 1pm. Partly sunny, with a high near 27.

    High: 27 °F

    Mostly Sunny
    then Slight
    Chance Snow

  • Tuesday Night

    Tuesday Night: Snow likely before 1am. Mostly cloudy, with a low around 19. Chance of precipitation is 60%.

    Low: 19 °F

    Snow Likely

Detailed Forecast

Overnight
A 20 percent chance of snow after 3am. Mostly cloudy, with a steady temperature around 28. Light and variable wind becoming east around 5 mph.
Saturday
A 20 percent chance of snow before 1pm. Mostly cloudy, with a high near 38. Breezy, with an east southeast wind 8 to 13 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 25 mph.
Saturday Night
Rain and snow before 4am, then freezing rain between 4am and 5am, then rain after 5am. Some thunder is also possible. Low around 31. Windy, with an east southeast wind 20 to 24 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. Little or no ice accumulation expected. Little or no snow accumulation expected.
Sunday
Rain, snow, freezing rain, and sleet before 1pm, then snow, possibly mixed with sleet between 1pm and 4pm, then snow after 4pm. The snow could be heavy at times. Widespread blowing snow after 1pm. Temperature falling to around 28 by 5pm. Very windy, with a north wind 18 to 23 mph increasing to 32 to 37 mph in the afternoon. Winds could gust as high as 50 mph. Chance of precipitation is 100%. New ice accumulation of around a 0.1 of an inch possible. New snow and sleet accumulation of 3 to 5 inches possible.
Sunday Night
Snow likely, mainly before 1am. Widespread blowing snow. Cloudy, with a low around 5. Very windy, with a north northwest wind 32 to 38 mph, with gusts as high as 55 mph. Chance of precipitation is 60%. New snow accumulation of 2 to 4 inches possible.
Monday
Areas of blowing snow before 8am. Partly sunny, with a high near 12. Windy.
Monday Night
Partly cloudy, with a low around -3. Windy.
Tuesday
A 20 percent chance of snow after 1pm. Partly sunny, with a high near 27.
Tuesday Night
Snow likely before 1am. Mostly cloudy, with a low around 19. Chance of precipitation is 60%.
Wednesday
Mostly sunny, with a high near 47.
Wednesday Night
Partly cloudy, with a low around 33.
Thursday
Mostly sunny, with a high near 54.
Thursday Night
Partly cloudy, with a low around 35.
Friday
Mostly sunny, with a high near 57.
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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:
10:57 pm CDT Mar 13, 2026
Forecast Valid:
12am CDT Mar 14, 2026-6pm CDT Mar 20, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation