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.

Fair

71°F

22°C

Humidity 90%
Wind Speed S 8 mph
Barometer 30.03 in (1015.5 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 8 Jul 2:53 am CDT
Extended Forecast for

Mason City IA

  • Overnight

    Overnight: Partly cloudy, with a steady temperature around 70. South southwest wind around 7 mph.

    Low: 70 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms, mainly after 4pm. Partly sunny, with a high near 86. Southwest wind 7 to 11 mph, with gusts as high as 18 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 86 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely, mainly before 3am. Mostly cloudy, with a low around 65. South southwest wind around 6 mph becoming light and variable in the evening. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 65 °F

    Showers
    Likely then
    Chance
    T-storms

  • Thursday

    Thursday: A 20 percent chance of showers between noon and 1pm. Partly sunny, with a high near 81. North wind 3 to 5 mph.

    High: 81 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 62. North wind around 5 mph becoming calm in the evening.

    Low: 62 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 63.

    Low: 63 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 64.

    Low: 64 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a steady temperature around 70. South southwest wind around 7 mph.
Wednesday
A 40 percent chance of showers and thunderstorms, mainly after 4pm. Partly sunny, with a high near 86. Southwest wind 7 to 11 mph, with gusts as high as 18 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers and thunderstorms likely, mainly before 3am. Mostly cloudy, with a low around 65. South southwest wind around 6 mph becoming light and variable in the evening. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
A 20 percent chance of showers between noon and 1pm. Partly sunny, with a high near 81. North wind 3 to 5 mph.
Thursday Night
Partly cloudy, with a low around 62. North wind around 5 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 83.
Friday Night
Partly cloudy, with a low around 63.
Saturday
Sunny, with a high near 84.
Saturday Night
Mostly clear, with a low around 64.
Sunday
Sunny, with a high near 87.
Sunday Night
Mostly clear, with a low around 66.
Monday
Sunny, with a high near 89.
Monday Night
Mostly clear, with a low around 68.
Tuesday
Sunny, with a high near 90.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mason City IA
 43.15°N 93.19°W
Last Update:
2:11 am CDT Jul 8, 2026
Forecast Valid:
3am CDT Jul 8, 2026-6pm CDT Jul 14, 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