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Hazardous Weather Conditions

Current conditions at

Mason City Municipal Airport (KMCW)

Lat: 43.15°NLon: 93.33°WElev: 1188ft.

Mostly Cloudy

69°F

21°C

Humidity 93%
Wind Speed NE 3 mph
Barometer 30.12 in (1018.6 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 30 Jul 8:53 am CDT
Extended Forecast for

Clear Lake IA

  • Today

    Today: Showers likely and possibly a thunderstorm before 11am, then a chance of showers and thunderstorms after 11am.  Cloudy, with a high near 73. Northeast wind 5 to 10 mph.  Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 73 °F

    Showers
    Likely then
    Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 9pm.  Mostly cloudy, with a low around 57. Northeast wind 8 to 10 mph.

    Low: 57 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 74. Northeast wind 7 to 9 mph.

    High: 74 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 52. Northeast wind 3 to 6 mph.

    Low: 52 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 74. East wind 3 to 6 mph.

    High: 74 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 52.

    Low: 52 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 56.

    Low: 56 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 74.

    High: 74 °F

    Partly Sunny

Detailed Forecast

Today
Showers likely and possibly a thunderstorm before 11am, then a chance of showers and thunderstorms after 11am. Cloudy, with a high near 73. Northeast wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
A 20 percent chance of showers and thunderstorms before 9pm. Mostly cloudy, with a low around 57. Northeast wind 8 to 10 mph.
Thursday
Sunny, with a high near 74. Northeast wind 7 to 9 mph.
Thursday Night
Mostly clear, with a low around 52. Northeast wind 3 to 6 mph.
Friday
Sunny, with a high near 74. East wind 3 to 6 mph.
Friday Night
Partly cloudy, with a low around 52.
Saturday
Mostly sunny, with a high near 74.
Saturday Night
Mostly cloudy, with a low around 56.
Sunday
Partly sunny, with a high near 74.
Sunday Night
A 30 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 58.
Monday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 73.
Monday Night
Mostly cloudy, with a low around 59.
Tuesday
Mostly sunny, with a high near 79.
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ABOUT THIS FORECAST

 
Point Forecast:
Clear Lake IA
 43.15°N 93.4°W
8:05 am CDT Jul 30, 2025
9am CDT Jul 30, 2025-6pm CDT Aug 5, 2025
 
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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