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Hazardous Weather Conditions

Current conditions at

Mason City Municipal Airport (KMCW)

Lat: 43.15°NLon: 93.33°WElev: 1188ft.

A Few Clouds

11°F

-12°C

Humidity 56%
Wind Speed NW 15 mph
Barometer 30.10 in (1021.0 mb)
Dewpoint -2°F (-19°C)
Visibility 10.00 mi
Wind Chill-5°F (-21°C)
Last update 22 Jan 12:53 am CST
Extended Forecast for

Chapin IA

Extreme Cold Watch January 23, 12:00am until January 24, 12:00pm
Click here for hazard details and duration
Extreme Cold Watch

  • Overnight

    Overnight: A chance of flurries between 4am and 5am, then a slight chance of snow after 5am. Partly cloudy, with a steady temperature around 10. Wind chill values as low as -5. West wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    Low: 10 °F

    Slight Chance
    Snow

  • Thursday

    Thursday: A slight chance of snow before 11am, then a chance of flurries after 11am. Partly sunny, with a high near 17. Wind chill values as low as -10. Blustery, with a west wind 10 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 20%.

    High: 17 °F

    Blustery.
    Slight Chance
    Snow then
    Chance
    Flurries

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around -18. Wind chill values as low as -40. Blustery, with a north northwest wind 15 to 18 mph, with gusts as high as 28 mph.

    Low: -18 °F

    Partly Cloudy
    and Blustery

  • Friday

    Friday: Mostly sunny and cold, with a high near -10. Wind chill values as low as -40. North northwest wind 7 to 14 mph, with gusts as high as 22 mph.

    High: -10 °F

    Cold

  • Friday Night

    Friday Night: Mostly cloudy, with a low around -13. North wind 3 to 6 mph.

    Low: -13 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny and cold, with a high near -3.

    High: -3 °F

    Cold

  • Saturday Night

    Saturday Night: A 20 percent chance of snow. Mostly cloudy, with a low around -9.

    Low: -9 °F

    Slight Chance
    Snow

  • Sunday

    Sunday: Partly sunny and cold, with a high near 5.

    High: 5 °F

    Cold

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around -12.

    Low: -12 °F

    Partly Cloudy

Detailed Forecast

Overnight
A chance of flurries between 4am and 5am, then a slight chance of snow after 5am. Partly cloudy, with a steady temperature around 10. Wind chill values as low as -5. West wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Thursday
A slight chance of snow before 11am, then a chance of flurries after 11am. Partly sunny, with a high near 17. Wind chill values as low as -10. Blustery, with a west wind 10 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 20%.
Thursday Night
Partly cloudy, with a low around -18. Wind chill values as low as -40. Blustery, with a north northwest wind 15 to 18 mph, with gusts as high as 28 mph.
Friday
Mostly sunny and cold, with a high near -10. Wind chill values as low as -40. North northwest wind 7 to 14 mph, with gusts as high as 22 mph.
Friday Night
Mostly cloudy, with a low around -13. North wind 3 to 6 mph.
Saturday
Partly sunny and cold, with a high near -3.
Saturday Night
A 20 percent chance of snow. Mostly cloudy, with a low around -9.
Sunday
Partly sunny and cold, with a high near 5.
Sunday Night
Partly cloudy, with a low around -12.
Monday
Mostly sunny and cold, with a high near 9.
Monday Night
Partly cloudy, with a low around 0.
Tuesday
Mostly sunny, with a high near 19.
Tuesday Night
Partly cloudy, with a low around 2.
Wednesday
Mostly sunny, with a high near 14.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Chapin IA
 42.84°N 93.23°W
Last Update:
11:16 pm CST Jan 21, 2026
Forecast Valid:
1am CST Jan 22, 2026-6pm CST Jan 28, 2026
 
Forecast Discussion
 
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Additional Resources

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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