Current conditions at

Mason City Municipal Airport (KMCW)

Lat: 43.15°NLon: 93.33°WElev: 1188ft.

Fair

0°F

-18°C

Humidity 79%
Wind Speed W 10 mph
Barometer 30.25 in (1027.1 mb)
Dewpoint -5°F (-21°C)
Visibility 10.00 mi
Wind Chill-16°F (-27°C)
Last update 27 Jan 11:53 pm CST
Extended Forecast for

Thornton IA

  • Overnight

    Overnight: Partly cloudy, with a steady temperature around 2. Wind chill values as low as -15. West wind around 8 mph.

    Low: 2 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, then gradually becoming sunny, with a high near 13. Wind chill values as low as -10. Northwest wind 8 to 13 mph, with gusts as high as 18 mph.

    High: 13 °F

    Becoming
    Sunny

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around -4. Wind chill values as low as -15. North northwest wind 3 to 6 mph.

    Low: -4 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Mostly sunny and cold, with a high near 8. Wind chill values as low as -10. North northwest wind 3 to 7 mph.

    High: 8 °F

    Cold

  • Thursday Night

    Thursday Night: Mostly clear, with a low around -7. North wind around 7 mph.

    Low: -7 °F

    Mostly Clear

  • Friday

    Friday: Sunny and cold, with a high near 6.

    High: 6 °F

    Cold

  • Friday Night

    Friday Night: Mostly clear, with a low around -6.

    Low: -6 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 15.

    High: 15 °F

    Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of snow after midnight.  Mostly cloudy, with a low around 5.

    Low: 5 °F

    Partly Cloudy
    then Chance
    Snow

Detailed Forecast

Overnight
Partly cloudy, with a steady temperature around 2. Wind chill values as low as -15. West wind around 8 mph.
Wednesday
Partly sunny, then gradually becoming sunny, with a high near 13. Wind chill values as low as -10. Northwest wind 8 to 13 mph, with gusts as high as 18 mph.
Wednesday Night
Increasing clouds, with a low around -4. Wind chill values as low as -15. North northwest wind 3 to 6 mph.
Thursday
Mostly sunny and cold, with a high near 8. Wind chill values as low as -10. North northwest wind 3 to 7 mph.
Thursday Night
Mostly clear, with a low around -7. North wind around 7 mph.
Friday
Sunny and cold, with a high near 6.
Friday Night
Mostly clear, with a low around -6.
Saturday
Sunny, with a high near 15.
Saturday Night
A 30 percent chance of snow after midnight. Mostly cloudy, with a low around 5.
Sunday
A 50 percent chance of snow. Partly sunny, with a high near 24.
Sunday Night
Mostly cloudy, with a low around 13.
Monday
Partly sunny, with a high near 24.
Monday Night
Mostly cloudy, with a low around 9.
Tuesday
Partly sunny, with a high near 24.
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ABOUT THIS FORECAST

 
Point Forecast:
Thornton IA
 42.95°N 93.37°W
10:12 pm CST Jan 27, 2026
12am CST Jan 28, 2026-6pm CST Feb 3, 2026
 
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Additional Resources

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Hourly Weather Forecast

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