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.

Rain

44°F

7°C

Humidity 89%
Wind Speed S 18 mph
Barometer 29.52 in (999.9 mb)
Dewpoint 41°F (5°C)
Visibility 7.00 mi
Wind Chill36°F (2°C)
Last update 12 Mar 9:53 pm CDT
Extended Forecast for

Mason City IA

Winter Storm Watch March 14, 10:00pm until March 16, 10:00am
High Wind Warning March 12, 10:00pm until March 13, 10:00am
Click here for hazard details and duration
Winter Storm Watch
High Wind Warning

  • Tonight

    Tonight: Rain likely, mainly before midnight. Cloudy early, then becoming partly cloudy, with a low around 29. Very windy, with a south southwest wind 18 to 23 mph becoming west northwest 32 to 37 mph after midnight. Winds could gust as high as 60 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 29 °F

    Rain Likely
    and Windy
    then Slight
    Chance Rain
    and Very
    Windy

  • Friday

    Friday: Partly sunny, with a high near 39. Windy, with a northwest wind 29 to 34 mph decreasing to 17 to 22 mph in the afternoon. Winds could gust as high as 55 mph.

    High: 39 °F

    Partly Sunny
    and Windy

  • Friday Night

    Friday Night: A 50 percent chance of snow after 1am. Increasing clouds, with a low around 26. Northwest wind 5 to 10 mph becoming light and variable in the evening. New snow accumulation of less than a half inch possible.

    Low: 26 °F

    Mostly Cloudy
    then Chance
    Snow

  • Saturday

    Saturday: A 20 percent chance of snow. Cloudy, with a high near 40. Southeast wind 5 to 11 mph.

    High: 40 °F

    Slight Chance
    Snow

  • Saturday Night

    Saturday Night: Snow, possibly mixed with rain, becoming all snow after 4am. The snow could be heavy at times. Patchy blowing snow after 3am. Low around 28. Breezy, with an east wind 11 to 18 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    Low: 28 °F

    Rain/Snow
    Likely then
    Rain/Snow and
    Patchy
    Blowing Snow

  • Sunday

    Sunday: Snow. The snow could be heavy at times. Widespread blowing snow, mainly after noon. High near 32. Windy. Chance of precipitation is 100%.

    High: 32 °F

    Heavy Snow
    and Blowing
    Snow

  • Sunday Night

    Sunday Night: A 50 percent chance of snow, mainly before 1am. Widespread blowing snow, mainly before 1am. Mostly cloudy, with a low around 4. Windy.

    Low: 4 °F

    Chance Snow
    and Blowing
    Snow

  • Monday

    Monday: Patchy blowing snow before 7am. Mostly sunny, with a high near 13. Windy.

    High: 13 °F

    Windy. Patchy
    Blowing Snow
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around -2. Blustery.

    Low: -2 °F

    Mostly Clear
    and Blustery
    then Mostly
    Clear

Detailed Forecast

Tonight
Rain likely, mainly before midnight. Cloudy early, then becoming partly cloudy, with a low around 29. Very windy, with a south southwest wind 18 to 23 mph becoming west northwest 32 to 37 mph after midnight. Winds could gust as high as 60 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Partly sunny, with a high near 39. Windy, with a northwest wind 29 to 34 mph decreasing to 17 to 22 mph in the afternoon. Winds could gust as high as 55 mph.
Friday Night
A 50 percent chance of snow after 1am. Increasing clouds, with a low around 26. Northwest wind 5 to 10 mph becoming light and variable in the evening. New snow accumulation of less than a half inch possible.
Saturday
A 20 percent chance of snow. Cloudy, with a high near 40. Southeast wind 5 to 11 mph.
Saturday Night
Snow, possibly mixed with rain, becoming all snow after 4am. The snow could be heavy at times. Patchy blowing snow after 3am. Low around 28. Breezy, with an east wind 11 to 18 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Sunday
Snow. The snow could be heavy at times. Widespread blowing snow, mainly after noon. High near 32. Windy. Chance of precipitation is 100%.
Sunday Night
A 50 percent chance of snow, mainly before 1am. Widespread blowing snow, mainly before 1am. Mostly cloudy, with a low around 4. Windy.
Monday
Patchy blowing snow before 7am. Mostly sunny, with a high near 13. Windy.
Monday Night
Mostly clear, with a low around -2. Blustery.
Tuesday
Partly sunny, with a high near 20.
Tuesday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 13.
Wednesday
Mostly sunny, with a high near 35.
Wednesday Night
Mostly cloudy, with a low around 26.
Thursday
Partly sunny, with a high near 47.
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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:
9:48 pm CDT Mar 12, 2026
Forecast Valid:
9pm CDT Mar 12, 2026-6pm CDT Mar 19, 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