Current conditions at

Mason City Municipal Airport (KMCW)

Lat: 43.15°NLon: 93.33°WElev: 1188ft.

Partly Cloudy

40°F

4°C

Humidity 55%
Wind Speed NW 14 mph
Barometer 29.47 in (999.0 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 24 Feb 2:53 pm CST
Extended Forecast for

Thornton IA

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 37. West northwest wind 10 to 13 mph, with gusts as high as 25 mph.

    High: 37 °F

    Mostly Cloudy

  • Tonight

    Tonight: Partly cloudy, with a low around 15. Wind chill values as low as 5. Northwest wind 10 to 14 mph, with gusts as high as 28 mph.

    Low: 15 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 27. Wind chill values as low as zero. Northwest wind 5 to 10 mph becoming light west northwest  in the afternoon.

    High: 27 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of snow, mainly after 8pm.  Mostly cloudy, with a low around 19. Calm wind becoming south around 6 mph after midnight.  Little or no snow accumulation expected.

    Low: 19 °F

    Chance Snow

  • Thursday

    Thursday: Mostly sunny, with a high near 39. Southwest wind 6 to 13 mph.

    High: 39 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 28.

    Low: 28 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 55. Breezy.

    High: 55 °F

    Sunny then
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 21.

    Low: 21 °F

    Partly Cloudy

  • Saturday

    Saturday: A 40 percent chance of snow before noon.  Partly sunny, with a high near 30.

    High: 30 °F

    Chance Snow
    then Partly
    Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 37. West northwest wind 10 to 13 mph, with gusts as high as 25 mph.
Tonight
Partly cloudy, with a low around 15. Wind chill values as low as 5. Northwest wind 10 to 14 mph, with gusts as high as 28 mph.
Wednesday
Mostly sunny, with a high near 27. Wind chill values as low as zero. Northwest wind 5 to 10 mph becoming light west northwest in the afternoon.
Wednesday Night
A 30 percent chance of snow, mainly after 8pm. Mostly cloudy, with a low around 19. Calm wind becoming south around 6 mph after midnight. Little or no snow accumulation expected.
Thursday
Mostly sunny, with a high near 39. Southwest wind 6 to 13 mph.
Thursday Night
Mostly clear, with a low around 28.
Friday
Sunny, with a high near 55. Breezy.
Friday Night
Partly cloudy, with a low around 21.
Saturday
A 40 percent chance of snow before noon. Partly sunny, with a high near 30.
Saturday Night
Partly cloudy, with a low around 10.
Sunday
A 30 percent chance of snow. Partly sunny, with a high near 24.
Sunday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 13.
Monday
Partly sunny, with a high near 31.
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ABOUT THIS FORECAST

 
Point Forecast:
Thornton IA
 42.95°N 93.37°W
1:21 pm CST Feb 24, 2026
3pm CST Feb 24, 2026-6pm CST Mar 2, 2026
 
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Additional Resources

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Hourly Weather Forecast

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