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.

A Few Clouds

75°F

24°C

Humidity 39%
Wind Speed Vrbl 6 G 21 mph
Barometer 30.00 in (1015.0 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 20 Jun 1:53 pm CDT
Extended Forecast for

Mason City IA

  • This Afternoon

    This Afternoon: Sunny, with a high near 77. Northwest wind 7 to 9 mph.

    High: 77 °F

    Sunny

  • Tonight

    Tonight: A 30 percent chance of showers, mainly between 2am and 5am. Increasing clouds, with a low around 53. Calm wind becoming east around 5 mph after midnight.

    Low: 53 °F

    Partly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: A 50 percent chance of showers after 7am. Mostly cloudy, with a high near 70. East southeast wind 7 to 13 mph, with gusts as high as 21 mph. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 70 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 52. North northeast wind 5 to 9 mph.

    Low: 52 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 77. East northeast wind around 6 mph.

    High: 77 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 53.

    Low: 53 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 1am, then a slight chance of showers. Partly cloudy, with a low around 55. Chance of precipitation is 60%.

    Low: 55 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 77. Northwest wind 7 to 9 mph.
Tonight
A 30 percent chance of showers, mainly between 2am and 5am. Increasing clouds, with a low around 53. Calm wind becoming east around 5 mph after midnight.
Sunday
A 50 percent chance of showers after 7am. Mostly cloudy, with a high near 70. East southeast wind 7 to 13 mph, with gusts as high as 21 mph. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Mostly cloudy, with a low around 52. North northeast wind 5 to 9 mph.
Monday
Mostly sunny, with a high near 77. East northeast wind around 6 mph.
Monday Night
Mostly cloudy, with a low around 53.
Tuesday
A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 76.
Tuesday Night
Showers likely and possibly a thunderstorm before 1am, then a slight chance of showers. Partly cloudy, with a low around 55. Chance of precipitation is 60%.
Wednesday
Mostly sunny, with a high near 74.
Wednesday Night
Mostly clear, with a low around 52.
Thursday
Sunny, with a high near 76.
Thursday Night
Partly cloudy, with a low around 53.
Friday
Mostly sunny, with a high near 78.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mason City IA
 43.15°N 93.22°W
Last Update:
1:27 pm CDT Jun 20, 2026
Forecast Valid:
2pm CDT Jun 20, 2026-6pm CDT Jun 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