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.

Mostly Cloudy

66°F

19°C

Humidity 61%
Wind Speed SE 7 mph
Barometer 30.19 in (1021.2 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 23 Jun 7:53 am CDT
Extended Forecast for

Sheffield IA

  • Today

    Today: Partly sunny, with a high near 77. Light and variable wind becoming south southwest 6 to 11 mph in the morning.

    High: 77 °F

    Partly Sunny

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 11pm, then a chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 59. South southwest wind 6 to 9 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 59 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms before 8am. Mostly sunny, with a high near 80. West wind 7 to 14 mph, with gusts as high as 20 mph.

    High: 80 °F

    Slight Chance
    T-storms then
    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 55. West northwest wind 5 to 9 mph becoming light north northwest in the evening.

    Low: 55 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 76. North wind 3 to 6 mph.

    High: 76 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 82. Breezy.

    High: 82 °F

    Partly Sunny
    then Partly
    Sunny and
    Breezy

Detailed Forecast

Today
Partly sunny, with a high near 77. Light and variable wind becoming south southwest 6 to 11 mph in the morning.
Tonight
A slight chance of showers and thunderstorms before 11pm, then a chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 59. South southwest wind 6 to 9 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
A 20 percent chance of showers and thunderstorms before 8am. Mostly sunny, with a high near 80. West wind 7 to 14 mph, with gusts as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 55. West northwest wind 5 to 9 mph becoming light north northwest in the evening.
Thursday
Mostly sunny, with a high near 76. North wind 3 to 6 mph.
Thursday Night
Partly cloudy, with a low around 54.
Friday
Mostly sunny, with a high near 77.
Friday Night
Partly cloudy, with a low around 59.
Saturday
Partly sunny, with a high near 82. Breezy.
Saturday Night
A 40 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 67. Breezy.
Sunday
Mostly sunny, with a high near 90. Windy.
Sunday Night
Mostly clear, with a low around 71. Windy.
Monday
Sunny, with a high near 92. Windy.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sheffield IA
 42.91°N 93.2°W
Last Update:
6:52 am CDT Jun 23, 2026
Forecast Valid:
8am CDT Jun 23, 2026-6pm CDT Jun 29, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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