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.

Fog

55°F

13°C

Humidity 100%
Wind Speed NW 12 mph
Barometer 29.71 in (1005.5 mb)
Dewpoint 55°F (13°C)
Visibility 0.25 mi
Wind Chill52°F (11°C)
Last update 14 Apr 9:53 am CDT
Extended Forecast for

Mason City IA

  • Today

    Today: A 30 percent chance of showers and thunderstorms, mainly after 3pm. Areas of fog before 10am. Otherwise, mostly cloudy, with a high near 73. West wind around 7 mph becoming north northeast in the afternoon. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 73 °F

    Areas Fog
    then Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 3am. Mostly cloudy, with a low around 52. North wind around 7 mph becoming east after midnight. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 52 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 69. Northeast wind 5 to 10 mph becoming north northwest in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 69 °F

    Chance
    T-storms then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers. Partly cloudy, with a low around 48. North northwest wind 6 to 9 mph becoming southwest in the evening. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 48 °F

    Chance
    Showers

  • Thursday

    Thursday: A 20 percent chance of showers before 1pm. Sunny, with a high near 75. Northwest wind 6 to 10 mph becoming south in the afternoon.

    High: 75 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

  • Friday

    Friday: Showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 78. Windy. Chance of precipitation is 60%.

    High: 78 °F

    Partly Sunny
    and Breezy
    then Showers
    Likely and
    Windy

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 34. Windy. Chance of precipitation is 70%.

    Low: 34 °F

    Showers
    Likely and
    Windy

  • Saturday

    Saturday: A chance of rain and snow showers before 1pm. Partly sunny, with a high near 46. Windy. Chance of precipitation is 30%.

    High: 46 °F

    Chance
    Rain/Snow and
    Windy

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly after 3pm. Areas of fog before 10am. Otherwise, mostly cloudy, with a high near 73. West wind around 7 mph becoming north northeast in the afternoon. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 3am. Mostly cloudy, with a low around 52. North wind around 7 mph becoming east after midnight. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 69. Northeast wind 5 to 10 mph becoming north northwest in the afternoon. 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 50 percent chance of showers. Partly cloudy, with a low around 48. North northwest wind 6 to 9 mph becoming southwest in the evening. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
A 20 percent chance of showers before 1pm. Sunny, with a high near 75. Northwest wind 6 to 10 mph becoming south in the afternoon.
Thursday Night
Mostly clear, with a low around 54.
Friday
Showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 78. Windy. Chance of precipitation is 60%.
Friday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 34. Windy. Chance of precipitation is 70%.
Saturday
A chance of rain and snow showers before 1pm. Partly sunny, with a high near 46. Windy. Chance of precipitation is 30%.
Saturday Night
Partly cloudy, with a low around 29. Windy.
Sunday
Sunny, with a high near 50. Breezy.
Sunday Night
Mostly clear, with a low around 32.
Monday
Sunny, with a high near 61.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mason City IA
 43.15°N 93.19°W
Last Update:
8:52 am CDT Apr 14, 2026
Forecast Valid:
9am CDT Apr 14, 2026-6pm CDT Apr 20, 2026
 
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