Current conditions at

Mason City Municipal Airport (KMCW)

Lat: 43.15°NLon: 93.33°WElev: 1188ft.

Fair

30°F

-1°C

Humidity 85%
Wind Speed NW 12 mph
Barometer 30.18 in (1022.7 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill20°F (-7°C)
Last update 10 Feb 7:53 pm CST
Extended Forecast for

Thornton IA

  • Tonight

    Tonight: Partly cloudy, with a low around 24. North northwest wind 6 to 11 mph.

    Low: 24 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 45. Northwest wind 5 to 7 mph becoming southwest in the afternoon.

    High: 45 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of snow after midnight.  Increasing clouds, with a low around 31. South southwest wind 3 to 6 mph.

    Low: 31 °F

    Partly Cloudy
    then Slight
    Chance Snow

  • Thursday

    Thursday: A chance of rain and snow before noon.  Partly sunny, with a high near 45. South southeast wind 6 to 10 mph.  Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 45 °F

    Chance
    Rain/Snow
    then Partly
    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 28. Southeast wind 3 to 6 mph.

    Low: 28 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 50.

    High: 50 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 30.

    Low: 30 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 52.

    High: 52 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 32.

    Low: 32 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 24. North northwest wind 6 to 11 mph.
Wednesday
Sunny, with a high near 45. Northwest wind 5 to 7 mph becoming southwest in the afternoon.
Wednesday Night
A 20 percent chance of snow after midnight. Increasing clouds, with a low around 31. South southwest wind 3 to 6 mph.
Thursday
A chance of rain and snow before noon. Partly sunny, with a high near 45. South southeast wind 6 to 10 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Thursday Night
Partly cloudy, with a low around 28. Southeast wind 3 to 6 mph.
Friday
Sunny, with a high near 50.
Friday Night
Mostly clear, with a low around 30.
Saturday
Sunny, with a high near 52.
Saturday Night
Partly cloudy, with a low around 32.
Sunday
Sunny, with a high near 52.
Sunday Night
Partly cloudy, with a low around 33.
Washington's Birthday
Partly sunny, with a high near 53. Breezy.
Monday Night
Mostly cloudy, with a low around 39.
Tuesday
Partly sunny, with a high near 56. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
Thornton IA
 42.95°N 93.37°W
6:47 pm CST Feb 10, 2026
8pm CST Feb 10, 2026-6pm CST Feb 17, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database