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

Hazardous Weather Conditions

Current conditions at

Mason City Municipal Airport (KMCW)

Lat: 43.15°NLon: 93.33°WElev: 1188ft.

Overcast

69°F

21°C

Humidity 68%
Wind Speed NE 6 mph
Barometer 29.69 in (1004.5 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 11 Jun 11:53 am CDT
Extended Forecast for

Sheffield IA

  • This Afternoon

    This Afternoon: A 50 percent chance of showers and thunderstorms before 4pm. Cloudy, then gradually becoming mostly sunny, with a high near 74. Breezy, with an east northeast wind 7 to 16 mph becoming north northwest. Winds could gust as high as 31 mph. New rainfall amounts between a quarter and half of an inch possible.

    High: 74 °F

    Chance
    T-storms and
    Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 52. West wind 6 to 14 mph, with gusts as high as 28 mph.

    Low: 52 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 81. Breezy, with a west wind 11 to 16 mph, with gusts as high as 22 mph.

    High: 81 °F

    Sunny then
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 61. South southwest wind 7 to 13 mph, with gusts as high as 20 mph.

    Low: 61 °F

    Mostly Clear

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 80. Southwest wind 9 to 11 mph becoming west northwest in the afternoon. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Mostly Sunny
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A 20 percent chance of showers before 1am. Mostly clear, with a low around 52.

    Low: 52 °F

    Slight Chance
    Showers

  • Sunday

    Sunday: Sunny, with a high near 74. Breezy.

    High: 74 °F

    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 75. Breezy.

    High: 75 °F

    Sunny then
    Sunny and
    Breezy

Detailed Forecast

This Afternoon
A 50 percent chance of showers and thunderstorms before 4pm. Cloudy, then gradually becoming mostly sunny, with a high near 74. Breezy, with an east northeast wind 7 to 16 mph becoming north northwest. Winds could gust as high as 31 mph. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Mostly clear, with a low around 52. West wind 6 to 14 mph, with gusts as high as 28 mph.
Friday
Sunny, with a high near 81. Breezy, with a west wind 11 to 16 mph, with gusts as high as 22 mph.
Friday Night
Mostly clear, with a low around 61. South southwest wind 7 to 13 mph, with gusts as high as 20 mph.
Saturday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 80. Southwest wind 9 to 11 mph becoming west northwest in the afternoon. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A 20 percent chance of showers before 1am. Mostly clear, with a low around 52.
Sunday
Sunny, with a high near 74. Breezy.
Sunday Night
Mostly clear, with a low around 51.
Monday
Sunny, with a high near 75. Breezy.
Monday Night
Partly cloudy, with a low around 50.
Tuesday
Sunny, with a high near 74.
Tuesday Night
Partly cloudy, with a low around 52.
Wednesday
Mostly sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sheffield IA
 42.89°N 93.23°W
Last Update:
11:47 am CDT Jun 11, 2026
Forecast Valid:
12pm CDT Jun 11, 2026-6pm CDT Jun 17, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation