Current conditions at

Mason City Municipal Airport (KMCW)

Lat: 43.15°NLon: 93.33°WElev: 1188ft.

Overcast

24°F

-4°C

Humidity 88%
Wind Speed SW 9 mph
Barometer 29.91 in (1013.9 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill14°F (-10°C)
Last update 6 Dec 9:53 am CST
Extended Forecast for

2 Miles WSW Clear Lake IA

Winter Storm Warning December 6, 03:00pm until December 7, 06:00am
Click here for hazard details and duration
Winter Storm Warning
  • Today

    Today: Snow, mainly after 2pm. The snow could be heavy at times.  High near 21. Wind chill values as low as 10. South wind 5 to 9 mph becoming east in the afternoon.  Chance of precipitation is 80%. Total daytime snow accumulation of 1 to 3 inches possible.

    High: 21 °F

    Mostly Cloudy
    then Heavy
    Snow

  • Tonight

    Tonight: Snow, mainly before midnight. The snow could be heavy at times.  Low around 4. Wind chill values as low as -5. East wind 10 to 13 mph becoming north after midnight. Winds could gust as high as 20 mph.  Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.

    Low: 4 °F

    Heavy Snow
    then Chance
    Snow

  • Sunday

    Sunday: Mostly sunny and cold, with a temperature falling to around 2 by 5pm. Wind chill values as low as -10. North wind 5 to 13 mph, with gusts as high as 18 mph.

    High: 9 °F

    Cold

  • Sunday Night

    Sunday Night: Mostly cloudy, with a temperature rising to around 5 by 5am. Wind chill values as low as -10. Light and variable wind becoming south 5 to 8 mph after midnight.

    Low: 0 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 25. South wind 9 to 14 mph, with gusts as high as 18 mph.

    High: 25 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 13.

    Low: 13 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A slight chance of rain and snow after noon.  Mostly cloudy, with a high near 37. Chance of precipitation is 20%.

    High: 37 °F

    Mostly Cloudy
    then Slight
    Chance
    Rain/Snow

  • Tuesday Night

    Tuesday Night: A chance of rain before midnight, then a chance of rain and snow.  Mostly cloudy, with a low around 16. Windy.  Chance of precipitation is 50%.

    Low: 16 °F

    Chance Rain
    and Breezy
    then Chance
    Rain/Snow and
    Windy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 22. Windy.

    High: 22 °F

    Mostly Cloudy
    and Windy

Detailed Forecast

Today
Snow, mainly after 2pm. The snow could be heavy at times. High near 21. Wind chill values as low as 10. South wind 5 to 9 mph becoming east in the afternoon. Chance of precipitation is 80%. Total daytime snow accumulation of 1 to 3 inches possible.
Tonight
Snow, mainly before midnight. The snow could be heavy at times. Low around 4. Wind chill values as low as -5. East wind 10 to 13 mph becoming north after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.
Sunday
Mostly sunny and cold, with a temperature falling to around 2 by 5pm. Wind chill values as low as -10. North wind 5 to 13 mph, with gusts as high as 18 mph.
Sunday Night
Mostly cloudy, with a temperature rising to around 5 by 5am. Wind chill values as low as -10. Light and variable wind becoming south 5 to 8 mph after midnight.
Monday
Partly sunny, with a high near 25. South wind 9 to 14 mph, with gusts as high as 18 mph.
Monday Night
Mostly cloudy, with a low around 13.
Tuesday
A slight chance of rain and snow after noon. Mostly cloudy, with a high near 37. Chance of precipitation is 20%.
Tuesday Night
A chance of rain before midnight, then a chance of rain and snow. Mostly cloudy, with a low around 16. Windy. Chance of precipitation is 50%.
Wednesday
Mostly cloudy, with a high near 22. Windy.
Wednesday Night
Mostly cloudy, with a low around 6.
Thursday
A 30 percent chance of snow. Mostly cloudy, with a high near 17.
Thursday Night
Mostly cloudy, with a low around 2.
Friday
Partly sunny and cold, with a high near 10.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Clear Lake IA
 43.13°N 93.43°W
5:16 am CST Dec 6, 2025
10am CST Dec 6, 2025-6pm CST Dec 12, 2025
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database