Current conditions at

Mason City Municipal Airport (KMCW)

Lat: 43.15°NLon: 93.33°WElev: 1188ft.

Light Rain

32°F

0°C

Humidity 92%
Wind Speed S 12 mph
Barometer 30.10 in (1020.1 mb)
Dewpoint 30°F (-1°C)
Visibility 9.00 mi
Wind Chill23°F (-5°C)
Last update 2 Mar 11:53 pm CST
Extended Forecast for

Thornton IA

  • Overnight

    Overnight: A chance of drizzle or freezing rain, mainly before 1am.  Mostly cloudy, with a steady temperature around 34. South southeast wind 3 to 7 mph.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 34 °F

    Chance
    Drizzle/Freezing
    Rain

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 42. Light east northeast wind.

    High: 42 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 30. Calm wind.

    Low: 30 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 47. Calm wind becoming southeast around 6 mph in the morning.

    High: 47 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain, mainly after midnight.  Mostly cloudy, with a low around 36. East southeast wind around 5 mph becoming calm  in the evening.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 36 °F

    Chance Rain

  • Thursday

    Thursday: A 30 percent chance of rain before noon.  Mostly cloudy, with a high near 53.

    High: 53 °F

    Chance Rain
    then Partly
    Sunny

  • Thursday Night

    Thursday Night: Rain likely after midnight.  Mostly cloudy, with a low around 41. Chance of precipitation is 60%.

    Low: 41 °F

    Partly Cloudy
    then Rain
    Likely

  • Friday

    Friday: Rain and possibly a thunderstorm.  High near 62. Breezy.  Chance of precipitation is 90%.

    High: 62 °F

    Rain and
    Breezy

  • Friday Night

    Friday Night: Rain likely and possibly a thunderstorm before midnight, then a chance of rain.  Mostly cloudy, with a low around 37. Chance of precipitation is 60%.

    Low: 37 °F

    Rain Likely

Detailed Forecast

Overnight
A chance of drizzle or freezing rain, mainly before 1am. Mostly cloudy, with a steady temperature around 34. South southeast wind 3 to 7 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Mostly cloudy, with a high near 42. Light east northeast wind.
Tuesday Night
Mostly cloudy, with a low around 30. Calm wind.
Wednesday
Mostly sunny, with a high near 47. Calm wind becoming southeast around 6 mph in the morning.
Wednesday Night
A 30 percent chance of rain, mainly after midnight. Mostly cloudy, with a low around 36. East southeast wind around 5 mph becoming calm in the evening. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A 30 percent chance of rain before noon. Mostly cloudy, with a high near 53.
Thursday Night
Rain likely after midnight. Mostly cloudy, with a low around 41. Chance of precipitation is 60%.
Friday
Rain and possibly a thunderstorm. High near 62. Breezy. Chance of precipitation is 90%.
Friday Night
Rain likely and possibly a thunderstorm before midnight, then a chance of rain. Mostly cloudy, with a low around 37. Chance of precipitation is 60%.
Saturday
Mostly sunny, with a high near 51.
Saturday Night
Mostly clear, with a low around 34.
Sunday
Sunny, with a high near 58. Breezy.
Sunday Night
Partly cloudy, with a low around 37.
Monday
Mostly sunny, with a high near 60. Windy.
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ABOUT THIS FORECAST

 
Point Forecast:
Thornton IA
 42.95°N 93.37°W
10:52 pm CST Mar 2, 2026
12am CST Mar 3, 2026-6pm CDT Mar 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