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.

Overcast

19°F

-7°C

Humidity 57%
Wind Speed NE 8 mph
Barometer 30.38 in (1030.4 mb)
Dewpoint 6°F (-14°C)
Visibility 10.00 mi
Wind Chill9°F (-13°C)
Last update 1 Mar 12:53 am CST
Extended Forecast for

Mason City IA

  • Overnight

    Overnight: Mostly cloudy, with a low around 12. Wind chill values as low as 5. North northeast wind around 6 mph.

    Low: 12 °F

    Mostly Cloudy

  • Sunday

    Sunday: Increasing clouds, with a high near 29. Wind chill values as low as 5. North northeast wind 5 to 7 mph becoming east southeast in the afternoon.

    High: 29 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 20. East southeast wind around 7 mph.

    Low: 20 °F

    Decreasing
    Clouds

  • Monday

    Monday: Mostly cloudy, with a high near 39. South southeast wind 7 to 11 mph.

    High: 39 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Rain likely, mainly after midnight. Cloudy, with a low around 32. South southeast wind 3 to 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 32 °F

    Chance Rain
    then Rain
    Likely

  • Tuesday

    Tuesday: A 20 percent chance of rain before noon. Mostly cloudy, with a high near 44.

    High: 44 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain after midnight. Partly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Wednesday

    Wednesday: A 30 percent chance of rain, mainly before noon. Mostly sunny, with a high near 47.

    High: 47 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 12. Wind chill values as low as 5. North northeast wind around 6 mph.
Sunday
Increasing clouds, with a high near 29. Wind chill values as low as 5. North northeast wind 5 to 7 mph becoming east southeast in the afternoon.
Sunday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 20. East southeast wind around 7 mph.
Monday
Mostly cloudy, with a high near 39. South southeast wind 7 to 11 mph.
Monday Night
Rain likely, mainly after midnight. Cloudy, with a low around 32. South southeast wind 3 to 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
A 20 percent chance of rain before noon. Mostly cloudy, with a high near 44.
Tuesday Night
A 20 percent chance of rain after midnight. Partly cloudy, with a low around 33.
Wednesday
A 30 percent chance of rain, mainly before noon. Mostly sunny, with a high near 47.
Wednesday Night
Partly cloudy, with a low around 35.
Thursday
Mostly cloudy, with a high near 56.
Thursday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 40.
Friday
Rain likely. Mostly cloudy, with a high near 55. Chance of precipitation is 60%.
Friday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 32.
Saturday
Partly sunny, with a high near 53.
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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:
12:26 am CST Mar 1, 2026
Forecast Valid:
1am CST Mar 1, 2026-6pm CST Mar 7, 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