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.

Light Rain

67°F

19°C

Humidity 91%
Wind Speed W 8 mph
Barometer 29.83 in (1009.3 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 17 Jun 7:53 pm CDT
Extended Forecast for

3 Miles E Sheffield IA

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before 11pm, then showers likely and possibly a thunderstorm after 3am. Mostly cloudy, with a low around 64. Calm wind becoming east around 6 mph after midnight. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 64 °F

    T-storms
    Likely then
    Showers
    Likely

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm before 9am, then a chance of showers and thunderstorms after 9am. Mostly cloudy, with a high near 76. North northeast wind 8 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 76 °F

    Showers
    Likely then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms, mainly before 8pm. Mostly clear, with a low around 59. North northwest wind 5 to 9 mph becoming west after midnight. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 59 °F

    Chance
    T-storms then
    Mostly Clear

  • Juneteenth

    Juneteenth: Sunny, with a high near 84. West southwest wind 5 to 9 mph.

    High: 84 °F

    Sunny

  • Thursday Night

    Thursday Night: A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 67. South wind 8 to 10 mph, with gusts as high as 18 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    Mostly Clear
    then Chance
    T-storms

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms before 1pm. Sunny, with a high near 89. Windy.

    High: 89 °F

    Slight Chance
    T-storms and
    Windy

  • Friday Night

    Friday Night: Mostly clear, with a low around 75. Windy.

    Low: 75 °F

    Mostly Clear
    and Windy

  • Saturday

    Saturday: Sunny, with a high near 93. Windy.

    High: 93 °F

    Sunny and
    Windy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 74. Breezy.

    Low: 74 °F

    Mostly Clear
    and Breezy

Detailed Forecast

Tonight
Showers and thunderstorms likely, mainly before 11pm, then showers likely and possibly a thunderstorm after 3am. Mostly cloudy, with a low around 64. Calm wind becoming east around 6 mph after midnight. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
Showers likely and possibly a thunderstorm before 9am, then a chance of showers and thunderstorms after 9am. Mostly cloudy, with a high near 76. North northeast wind 8 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Mostly clear, with a low around 59. North northwest wind 5 to 9 mph becoming west after midnight. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Juneteenth
Sunny, with a high near 84. West southwest wind 5 to 9 mph.
Thursday Night
A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 67. South wind 8 to 10 mph, with gusts as high as 18 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
A 20 percent chance of showers and thunderstorms before 1pm. Sunny, with a high near 89. Windy.
Friday Night
Mostly clear, with a low around 75. Windy.
Saturday
Sunny, with a high near 93. Windy.
Saturday Night
Mostly clear, with a low around 74. Breezy.
Sunday
Sunny, with a high near 92. Windy.
Sunday Night
Mostly clear, with a low around 71. Breezy.
Monday
A 40 percent chance of showers and thunderstorms. Sunny, with a high near 89.
Monday Night
Showers likely and possibly a thunderstorm. Partly cloudy, with a low around 69. Chance of precipitation is 60%.
Tuesday
Showers likely and possibly a thunderstorm. Mostly sunny, with a high near 84. Chance of precipitation is 70%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles E Sheffield IA
 42.89°N 93.14°W
Last Update:
8:08 pm CDT Jun 17, 2025
Forecast Valid:
8pm CDT Jun 17, 2025-6pm CDT Jun 24, 2025
 
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