Sullivan, Illinois | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast night icon
    Night
    Thunderstorms
    55°
    Saturday 5/4
    Forecast night icon
    55°
    Thunderstorms
    Hourly
    Night Details
    Mostly cloudy. Showers with a chance of thunderstorms late this evening. Lows in the mid 50s. West winds 5 to 10 mph. Chance of rain 90 percent.
  • Forecast day icon
    Sunday
    Partly Sunny
    70°
    Forecast night icon
    Night
    40% Chance of Storms
    55°
    Sunday 5/5
    Day
    70°
    Partly Sunny
    Forecast day icon
    Night
    55°
    40% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Partly sunny. Highs in the lower 70s. North winds 5 to 10 mph.
    Night Details
    Mostly cloudy. A slight chance of showers in the evening then a chance of showers with a slight chance of thunderstorms after midnight. Lows in the mid 50s. Northeast winds 5 to 10 mph. Chance of rain 40 percent.
  • Forecast day icon
    Monday
    60% Chance of Storms
    73°
    Forecast night icon
    Night
    50% Chance of Storms
    64°
    Monday 5/6
    Day
    73°
    60% Chance of Storms
    Forecast day icon
    Night
    64°
    50% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Showers likely. A chance of thunderstorms in the afternoon. Highs in the lower 70s. East winds around 10 mph. Chance of rain 60 percent.
    Night Details
    Mostly cloudy. A chance of showers and thunderstorms after midnight. Lows in the lower 60s. Southeast winds 10 to 15 mph. Chance of rain 50 percent.
  • Forecast day icon
    Tuesday
    80% Chance of Storms
    79°
    Forecast night icon
    Night
    70% Chance of Storms
    60°
    Tuesday 5/7
    Day
    79°
    80% Chance of Storms
    Forecast day icon
    Night
    60°
    70% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Showers with a chance of thunderstorms. Breezy with highs around 80. Chance of rain 80 percent.
    Night Details
    Showers and thunderstorms likely in the evening then mostly clear with a chance of showers and thunderstorms after midnight. Breezy with lows around 60. Chance of rain 70 percent.
  • Forecast day icon
    Wednesday
    70% Chance of Storms
    79°
    Forecast night icon
    Night
    70% Chance of Storms
    60°
    Wednesday 5/8
    Day
    79°
    70% Chance of Storms
    Forecast day icon
    Night
    60°
    70% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. A chance of showers in the morning then showers likely with a chance of thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 70 percent.
    Night Details
    Showers and thunderstorms likely mainly in the evening. Lows in the upper 50s. Chance of rain 70 percent.
  • Forecast day icon
    Thursday
    Partly Cloudy
    72°
    Forecast night icon
    Night
    Partly Cloudy
    54°
    Thursday 5/9
    Day
    72°
    Partly Cloudy
    Forecast day icon
    Night
    54°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy. Highs in the lower 70s. Lows around 50.
    Night Details
    Partly cloudy. Highs in the lower 70s. Lows around 50.
  • Forecast day icon
    Friday
    30% Chance Rain Showers
    63°
    Forecast night icon
    Night
    Mostly Clear
    47°
    Friday 5/10
    Day
    63°
    30% Chance Rain Showers
    Forecast day icon
    Night
    47°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. A chance of showers in the afternoon. Highs in the mid 60s. Chance of rain 30 percent.
    Night Details
    Mostly clear. Lows in the upper 40s.
  • Forecast day icon
    Saturday
    Mostly Sunny
    64°
    Forecast night icon
    Night
    Clear
    49°
    Saturday 5/11
    Day
    64°
    Mostly Sunny
    Forecast day icon
    Night
    49°
    Clear
    Forecast night icon
    Day Details
    Mostly sunny. Highs in the mid 60s.
    Night Details
    Clear. Low temperature around 49F. Dew point will be around 47F with an average humidity of 78%. Winds will be 8 mph from the W.
  • Forecast day icon
    Sunday
    Sunny
    68°
    Forecast night icon
    Night
    Clear
    52°
    Sunday 5/12
    Day
    68°
    Sunny
    Forecast day icon
    Night
    52°
    Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 68F. Dew point will be around 48F with an average humidity of 63%. Winds will be 9 mph from the W.
    Night Details
    Clear. Low temperature around 52F. Dew point will be around 50F with an average humidity of 77%. Winds will be 6 mph from the W.
  • Forecast day icon
    Monday
    Sunny
    70°
    Forecast night icon
    Night
    30% Chance of Rain
    53°
    Monday 5/13
    Day
    70°
    Sunny
    Forecast day icon
    Night
    53°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Sunny. High temperature around 70F. Dew point will be around 51F with an average humidity of 66%. Winds will be 6 mph from the W.
    Night Details
    Mostly clear with a slight chance of rain. Chance of precipitation 25%. Low temperature around 53F. Dew point will be around 53F with an average humidity of 80%. Winds will be 5 mph from the SW.