Hazardous Weather Conditions

Current conditions at

Mason City Municipal Airport (KMCW)

Lat: 43.15°NLon: 93.33°WElev: 1188ft.

Overcast

72°F

22°C

Humidity 55%
Wind Speed SE 18 G 29 mph
Barometer 29.68 in (1004.2 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 12 Oct 5:53 pm CDT
Extended Forecast for

Clear Lake IA

  • Tonight

    Tonight: A 50 percent chance of showers before 2am.  Cloudy, then gradual clearing toward daybreak, with a low around 51. Breezy, with a south southeast wind 10 to 20 mph becoming north northwest after midnight. Winds could gust as high as 32 mph.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 51 °F

    Chance
    Showers and
    Breezy

  • Columbus Day

    Columbus Day: Sunny, with a high near 66. North wind 10 to 13 mph, with gusts as high as 20 mph.

    High: 66 °F

    Sunny

  • Monday Night

    Monday Night: A 20 percent chance of showers after 1am.  Increasing clouds, with a low around 45. North northeast wind around 8 mph.

    Low: 45 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Tuesday

    Tuesday: A 40 percent chance of showers.  Mostly cloudy, with a high near 57. East northeast wind around 9 mph.  New precipitation amounts of less than a tenth of an inch possible.

    High: 57 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers, mainly before 1am.  Cloudy, with a low around 46. East northeast wind around 7 mph.  New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 46 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A 20 percent chance of showers before 1pm.  Mostly cloudy, with a high near 62.

    High: 62 °F

    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers after 1am.  Mostly cloudy, with a low around 50.

    Low: 50 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Thursday

    Thursday: A 30 percent chance of showers before 1pm.  Mostly sunny, with a high near 74. Breezy.

    High: 74 °F

    Chance
    Showers and
    Breezy

  • Thursday Night

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

    Low: 56 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A 50 percent chance of showers before 2am. Cloudy, then gradual clearing toward daybreak, with a low around 51. Breezy, with a south southeast wind 10 to 20 mph becoming north northwest after midnight. Winds could gust as high as 32 mph. New precipitation amounts of less than a tenth of an inch possible.
Columbus Day
Sunny, with a high near 66. North wind 10 to 13 mph, with gusts as high as 20 mph.
Monday Night
A 20 percent chance of showers after 1am. Increasing clouds, with a low around 45. North northeast wind around 8 mph.
Tuesday
A 40 percent chance of showers. Mostly cloudy, with a high near 57. East northeast wind around 9 mph. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
A 40 percent chance of showers, mainly before 1am. Cloudy, with a low around 46. East northeast wind around 7 mph. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
A 20 percent chance of showers before 1pm. Mostly cloudy, with a high near 62.
Wednesday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 50.
Thursday
A 30 percent chance of showers before 1pm. Mostly sunny, with a high near 74. Breezy.
Thursday Night
Mostly cloudy, with a low around 56.
Friday
A 40 percent chance of showers. Partly sunny, with a high near 71.
Friday Night
A 30 percent chance of showers. Partly cloudy, with a low around 48.
Saturday
Mostly sunny, with a high near 65.
Saturday Night
Partly cloudy, with a low around 41.
Sunday
Sunny, with a high near 61.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Clear Lake IA
 43.15°N 93.4°W
6:11 pm CDT Oct 12, 2025
6pm CDT Oct 12, 2025-6pm CDT Oct 19, 2025
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database