Mason City, Illinois | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast day icon
    Thursday
    50% Chance of Storms
    85°
    Forecast night icon
    Night
    70% Chance of Storms
    62°
    Thursday 5/2
    Day
    85°
    50% Chance of Storms
    Forecast day icon
    Night
    62°
    70% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Partly sunny with a slight chance of showers and thunderstorms this morning then mostly cloudy with a chance of showers and thunderstorms this afternoon. Highs in the mid 80s. Southeast winds 10 to 15 mph becoming southwest 15 to 20 mph this afternoon. Chance of rain 50 percent.
    Night Details
    Showers likely with a chance of thunderstorms. Lows around 60. Southwest winds 10 to 15 mph becoming west 5 to 10 mph after midnight. Chance of rain 70 percent.
  • Forecast day icon
    Friday
    50% Chance of Storms
    74°
    Forecast night icon
    Night
    Mostly Clear
    54°
    Friday 5/3
    Day
    74°
    50% Chance of Storms
    Forecast day icon
    Night
    54°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy with a chance of showers with a slight chance of thunderstorms in the morning then mostly sunny with a slight chance of showers in the afternoon. Highs in the mid 70s. North winds around 10 mph. Chance of rain 50 percent.
    Night Details
    Mostly clear. Lows in the lower 50s. Northeast winds 5 to 10 mph.
  • Forecast day icon
    Saturday
    40% Chance of Storms
    77°
    Forecast night icon
    Night
    40% Chance of Storms
    55°
    Saturday 5/4
    Day
    77°
    40% Chance of Storms
    Forecast day icon
    Night
    55°
    40% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the upper 70s. East winds around 5 mph becoming southwest in the afternoon. Chance of rain 40 percent.
    Night Details
    Mostly cloudy with a chance of showers and thunderstorms in the evening then partly cloudy after midnight. Lows in the mid 50s. Chance of rain 40 percent.
  • Forecast day icon
    Sunday
    Mostly Sunny
    72°
    Forecast night icon
    Night
    30% Chance Rain Showers
    58°
    Sunday 5/5
    Day
    72°
    Mostly Sunny
    Forecast day icon
    Night
    58°
    30% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs in the mid 70s.
    Night Details
    Mostly cloudy. A chance of showers after midnight. Lows in the upper 50s. Chance of rain 30 percent.
  • Forecast day icon
    Monday
    50% Chance Rain Showers
    77°
    Forecast night icon
    Night
    60% Chance of Storms
    66°
    Monday 5/6
    Day
    77°
    50% Chance Rain Showers
    Forecast day icon
    Night
    66°
    60% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny with a chance of showers. Highs in the upper 70s. Chance of rain 50 percent.
    Night Details
    Partly cloudy in the evening then becoming mostly cloudy. A chance of thunderstorms. A chance of showers in the evening then showers likely after midnight. Lows in the mid 60s. Chance of rain 60 percent.
  • Forecast day icon
    Tuesday
    70% Chance of Storms
    77°
    Forecast night icon
    Night
    50% Chance of Storms
    61°
    Tuesday 5/7
    Day
    77°
    70% Chance of Storms
    Forecast day icon
    Night
    61°
    50% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Showers likely with a chance of thunderstorms. Highs in the lower 80s. Chance of rain 70 percent.
    Night Details
    Partly cloudy. A chance of showers and thunderstorms in the evening. Lows around 60. Chance of rain 50 percent.
  • Forecast day icon
    Wednesday
    40% Chance Rain Showers
    79°
    Forecast night icon
    Night
    60% Chance of Rain
    60°
    Wednesday 5/8
    Day
    79°
    40% Chance Rain Showers
    Forecast day icon
    Night
    60°
    60% Chance of Rain
    Forecast night icon
    Day Details
    Mostly sunny. A chance of showers in the afternoon. Highs in the lower 80s. Chance of rain 40 percent.
    Night Details
    Partly cloudy with a chance of rain. Chance of precipitation 60%. Low temperature around 60F. Dew point will be around 59F with an average humidity of 79%. Winds will be 8 mph from the SW.
  • Forecast day icon
    Thursday
    30% Chance of Rain
    76°
    Forecast night icon
    Night
    50% Chance of Storms
    57°
    Thursday 5/9
    Day
    76°
    30% Chance of Rain
    Forecast day icon
    Night
    57°
    50% Chance of Storms
    Forecast night icon
    Day Details
    Sunny with a 30% chance for rain and thunderstorms. High temperature around 76F. Dew point will be around 60F with an average humidity of 71%. Winds will be 3 mph from the SW.
    Night Details
    Partly cloudy with a 50% chance for rain and thunderstorms. Low temperature around 57F. Dew point will be around 58F with an average humidity of 82%. Winds will be 4 mph from the NW.
  • Forecast day icon
    Friday
    Sunny
    69°
    Forecast night icon
    Night
    50% Chance of Rain
    53°
    Friday 5/10
    Day
    69°
    Sunny
    Forecast day icon
    Night
    53°
    50% Chance of Rain
    Forecast night icon
    Day Details
    Sunny. High temperature around 69F. Dew point will be around 55F with an average humidity of 72%. Winds will be 4 mph from the N.
    Night Details
    Partly cloudy with a chance of rain. Chance of precipitation 45%. Low temperature around 53F. Dew point will be around 52F with an average humidity of 76%. Winds will be 3 mph from the N.
  • Forecast day icon
    Saturday
    40% Chance of Rain
    66°
    Forecast night icon
    Night
    40% Chance of Rain
    52°
    Saturday 5/11
    Day
    66°
    40% Chance of Rain
    Forecast day icon
    Night
    52°
    40% Chance of Rain
    Forecast night icon
    Day Details
    Partly cloudy with a chance of rain. Chance of precipitation 40%. High temperature around 66F. Dew point will be around 51F with an average humidity of 70%. Winds will be 2 mph from the NE.
    Night Details
    Partly cloudy with a chance of rain. Chance of precipitation 35%. Low temperature around 52F. Dew point will be around 50F with an average humidity of 77%. Winds will be 2 mph from the NW.