Current conditions at

Mason City Municipal Airport (KMCW)

Lat: 43.15°NLon: 93.33°WElev: 1188ft.

Fair

17°F

-8°C

Humidity 64%
Wind Speed N 7 mph
Barometer 30.28 in (1026.9 mb)
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Wind Chill7°F (-14°C)
Last update 3 Feb 2:53 pm CST
Extended Forecast for

Thornton IA

  • This Afternoon

    This Afternoon: Sunny, with a high near 20. North wind around 6 mph.

    High: 20 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 6. North wind around 6 mph becoming calm  in the evening.

    Low: 6 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of flurries between 9am and 10am.  Partly sunny, with a high near 24. Wind chill values as low as zero. Light west northwest wind becoming northwest 5 to 10 mph in the morning.

    High: 24 °F

    Chance
    Flurries

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 14. Wind chill values as low as 5. Light and variable wind becoming south southwest 5 to 10 mph after midnight. Winds could gust as high as 18 mph.

    Low: 14 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 37. South southwest wind 9 to 14 mph becoming west northwest in the afternoon.

    High: 37 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 29. Windy.

    Low: 29 °F

    Mostly Clear
    and Windy

  • Friday

    Friday: Mostly sunny, with a high near 34. Windy.

    High: 34 °F

    Mostly Sunny
    and Windy

  • Friday Night

    Friday Night: Mostly clear, with a low around 13.

    Low: 13 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 33.

    High: 33 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 20. North wind around 6 mph.
Tonight
Mostly cloudy, with a low around 6. North wind around 6 mph becoming calm in the evening.
Wednesday
A chance of flurries between 9am and 10am. Partly sunny, with a high near 24. Wind chill values as low as zero. Light west northwest wind becoming northwest 5 to 10 mph in the morning.
Wednesday Night
Mostly cloudy, with a low around 14. Wind chill values as low as 5. Light and variable wind becoming south southwest 5 to 10 mph after midnight. Winds could gust as high as 18 mph.
Thursday
Mostly sunny, with a high near 37. South southwest wind 9 to 14 mph becoming west northwest in the afternoon.
Thursday Night
Mostly clear, with a low around 29. Windy.
Friday
Mostly sunny, with a high near 34. Windy.
Friday Night
Mostly clear, with a low around 13.
Saturday
Mostly sunny, with a high near 33.
Saturday Night
Mostly cloudy, with a low around 22.
Sunday
Mostly sunny, with a high near 34.
Sunday Night
Partly cloudy, with a low around 23.
Monday
Mostly sunny, with a high near 43.
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ABOUT THIS FORECAST

 
Point Forecast:
Thornton IA
 42.95°N 93.37°W
3:23 pm CST Feb 3, 2026
4pm CST Feb 3, 2026-6pm CST Feb 9, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database