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

50°F

10°C

Humidity 80%
Wind Speed N 3 mph
Barometer 30.24 in (1023.6 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 24 May 11:53 pm CDT
Extended Forecast for

Mason City IA

  • Overnight

    Overnight: Mostly cloudy, with a low around 46. Northeast wind 3 to 5 mph.

    Low: 46 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 69. East northeast wind 6 to 9 mph.

    High: 69 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 46. East wind 3 to 7 mph.

    Low: 46 °F

    Partly Cloudy

  • Memorial Day

    Memorial Day: Mostly sunny, with a high near 70. East wind 5 to 10 mph.

    High: 70 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A 40 percent chance of showers, mainly after 1am. Mostly cloudy, with a low around 50. East wind 6 to 8 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 50 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A 40 percent chance of showers. Mostly cloudy, with a high near 61. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 61 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 48.

    Low: 48 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A 30 percent chance of showers, mainly after 1pm. Partly sunny, with a high near 67.

    High: 67 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 46. Northeast wind 3 to 5 mph.
Sunday
Mostly sunny, with a high near 69. East northeast wind 6 to 9 mph.
Sunday Night
Partly cloudy, with a low around 46. East wind 3 to 7 mph.
Memorial Day
Mostly sunny, with a high near 70. East wind 5 to 10 mph.
Monday Night
A 40 percent chance of showers, mainly after 1am. Mostly cloudy, with a low around 50. East wind 6 to 8 mph. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
A 40 percent chance of showers. Mostly cloudy, with a high near 61. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 48.
Wednesday
A 30 percent chance of showers, mainly after 1pm. Partly sunny, with a high near 67.
Wednesday Night
Partly cloudy, with a low around 48.
Thursday
A 30 percent chance of showers after 1pm. Mostly sunny, with a high near 71.
Thursday Night
Partly cloudy, with a low around 51.
Friday
Mostly sunny, with a high near 77.
Friday Night
Mostly clear, with a low around 54.
Saturday
Sunny, with a high near 79.
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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:
10:34 pm CDT May 24, 2025
Forecast Valid:
12am CDT May 25, 2025-6pm CDT May 31, 2025
 
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