National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Mason City Municipal Airport (KMCW)

Lat: 43.15°NLon: 93.33°WElev: 1188ft.

Light Snow and Breezy

18°F

-8°C

Humidity 81%
Wind Speed NW 24 G 37 mph
Barometer 30.19 in (1023.8 mb)
Dewpoint 13°F (-11°C)
Visibility 7.00 mi
Wind Chill0°F (-18°C)
Last update 10 Jan 9:53 pm CST
Extended Forecast for

Sheffield IA

  • Tonight

    Tonight: A chance of flurries before 3am. Cloudy, then gradually becoming partly cloudy, with a steady temperature around 19. Wind chill values as low as zero. Windy, with a northwest wind 14 to 23 mph, with gusts as high as 36 mph.

    Low: 19 °F

    Chance
    Flurries and
    Windy

  • Sunday

    Sunday: Mostly sunny, with a high near 30. Wind chill values as low as 5. Northwest wind 7 to 11 mph becoming southwest in the afternoon.

    High: 30 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 26. South southwest wind 6 to 14 mph becoming west after midnight. Winds could gust as high as 18 mph.

    Low: 26 °F

    Increasing
    Clouds

  • Monday

    Monday: Mostly sunny, with a high near 42. West wind 6 to 9 mph.

    High: 42 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 34. Southwest wind 8 to 14 mph, with gusts as high as 18 mph.

    Low: 34 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 47. Breezy.

    High: 47 °F

    Mostly Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 24. Blustery.

    Low: 24 °F

    Mostly Cloudy
    and Blustery

  • Wednesday

    Wednesday: Partly sunny, with a high near 28. Blustery.

    High: 28 °F

    Partly Sunny
    and Blustery

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 17.

    Low: 17 °F

    Partly Cloudy

Detailed Forecast

Tonight
A chance of flurries before 3am. Cloudy, then gradually becoming partly cloudy, with a steady temperature around 19. Wind chill values as low as zero. Windy, with a northwest wind 14 to 23 mph, with gusts as high as 36 mph.
Sunday
Mostly sunny, with a high near 30. Wind chill values as low as 5. Northwest wind 7 to 11 mph becoming southwest in the afternoon.
Sunday Night
Increasing clouds, with a low around 26. South southwest wind 6 to 14 mph becoming west after midnight. Winds could gust as high as 18 mph.
Monday
Mostly sunny, with a high near 42. West wind 6 to 9 mph.
Monday Night
Mostly cloudy, with a low around 34. Southwest wind 8 to 14 mph, with gusts as high as 18 mph.
Tuesday
Mostly sunny, with a high near 47. Breezy.
Tuesday Night
Mostly cloudy, with a low around 24. Blustery.
Wednesday
Partly sunny, with a high near 28. Blustery.
Wednesday Night
Partly cloudy, with a low around 17.
Thursday
Mostly cloudy, with a high near 35.
Thursday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 26. Blustery.
Friday
A 40 percent chance of snow. Mostly cloudy, with a high near 31. Windy.
Friday Night
Mostly cloudy, with a low around 11. Blustery.
Saturday
Partly sunny, with a high near 20. Blustery.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sheffield IA
 42.89°N 93.23°W
Last Update:
10:32 pm CST Jan 10, 2026
Forecast Valid:
10pm CST Jan 10, 2026-6pm CST Jan 17, 2026
 
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Additional Resources

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Chance of Precipitation