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Hazardous Weather Conditions

Current conditions at

Mason City Municipal Airport (KMCW)

Lat: 43.15°NLon: 93.33°WElev: 1188ft.

Fair and Breezy

40°F

4°C

Humidity 49%
Wind Speed NW 22 G 29 mph
Barometer 30.15 in (1021.5 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 11 Mar 3:53 pm CDT
Extended Forecast for

Thornton IA

High Wind Watch March 12, 10:00pm until March 13, 10:00am
Click here for hazard details and duration
High Wind Watch

  • This Afternoon

    This Afternoon: Sunny, with a high near 39. Windy, with a north northwest wind around 21 mph, with gusts as high as 28 mph.

    High: 39 °F

    Sunny and
    Windy

  • Tonight

    Tonight: Mostly clear, with a low around 24. West northwest wind 6 to 11 mph.

    Low: 24 °F

    Mostly Clear

  • Thursday

    Thursday: A 20 percent chance of rain after 4pm. Increasing clouds, with a high near 51. Windy, with a south southwest wind 6 to 16 mph increasing to 16 to 26 mph in the afternoon. Winds could gust as high as 37 mph.

    High: 51 °F

    Mostly Sunny
    and Breezy
    then Slight
    Chance Rain
    and Windy

  • Thursday Night

    Thursday Night: Rain, mainly before 1am. Low around 28. Very windy, with a south southwest wind 24 to 29 mph becoming west northwest 31 to 36 mph after midnight. Winds could gust as high as 50 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 28 °F

    Rain and Very
    Windy

  • Friday

    Friday: Partly sunny, with a high near 40. Windy, with a northwest wind 29 to 34 mph decreasing to 20 to 25 mph in the afternoon. Winds could gust as high as 46 mph.

    High: 40 °F

    Partly Sunny
    and Windy

  • Friday Night

    Friday Night: A 20 percent chance of snow after 1am. Mostly cloudy, with a low around 27.

    Low: 27 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Saturday

    Saturday: A 30 percent chance of snow after 1pm. Cloudy, with a high near 38.

    High: 38 °F

    Cloudy then
    Chance Snow

  • Saturday Night

    Saturday Night: Snow likely before 1am, then rain and snow. Low around 28. Breezy. Chance of precipitation is 90%.

    Low: 28 °F

    Breezy. Snow
    Likely then
    Rain/Snow

  • Sunday

    Sunday: Rain and snow, becoming all snow after 1pm. High near 33. Windy. Chance of precipitation is 80%.

    High: 33 °F

    Rain/Snow and
    Windy

Detailed Forecast

This Afternoon
Sunny, with a high near 39. Windy, with a north northwest wind around 21 mph, with gusts as high as 28 mph.
Tonight
Mostly clear, with a low around 24. West northwest wind 6 to 11 mph.
Thursday
A 20 percent chance of rain after 4pm. Increasing clouds, with a high near 51. Windy, with a south southwest wind 6 to 16 mph increasing to 16 to 26 mph in the afternoon. Winds could gust as high as 37 mph.
Thursday Night
Rain, mainly before 1am. Low around 28. Very windy, with a south southwest wind 24 to 29 mph becoming west northwest 31 to 36 mph after midnight. Winds could gust as high as 50 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Partly sunny, with a high near 40. Windy, with a northwest wind 29 to 34 mph decreasing to 20 to 25 mph in the afternoon. Winds could gust as high as 46 mph.
Friday Night
A 20 percent chance of snow after 1am. Mostly cloudy, with a low around 27.
Saturday
A 30 percent chance of snow after 1pm. Cloudy, with a high near 38.
Saturday Night
Snow likely before 1am, then rain and snow. Low around 28. Breezy. Chance of precipitation is 90%.
Sunday
Rain and snow, becoming all snow after 1pm. High near 33. Windy. Chance of precipitation is 80%.
Sunday Night
A 40 percent chance of snow before 1am. Mostly cloudy, with a low around 4. Windy.
Monday
Mostly sunny, with a high near 17. Windy.
Monday Night
Partly cloudy, with a low around 1.
Tuesday
Partly sunny, with a high near 28.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Thornton IA
 42.95°N 93.37°W
Last Update:
3:07 pm CDT Mar 11, 2026
Forecast Valid:
4pm CDT Mar 11, 2026-6pm CDT Mar 17, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation