Vandalia, Illinois | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast day icon
    Wednesday
    70% Chance of Storms
    76°
    Forecast night icon
    Night
    70% Chance of Storms
    65°
    Wednesday 5/8
    Day
    76°
    70% Chance of Storms
    Forecast day icon
    Night
    65°
    70% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Showers and thunderstorms likely. Highs around 80. Southeast winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 70 percent.
    Night Details
    Mostly cloudy. Showers and thunderstorms likely mainly in the evening. Lows around 60. Southeast winds 10 to 15 mph becoming southwest after midnight. Chance of rain 70 percent.
  • Forecast day icon
    Thursday
    Partly Sunny
    67°
    Forecast night icon
    Night
    Partly Cloudy
    52°
    Thursday 5/9
    Day
    67°
    Partly Sunny
    Forecast day icon
    Night
    52°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly sunny. A slight chance of showers and thunderstorms in the afternoon. Cooler with highs around 70. West winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 20 percent.
    Night Details
    Mostly cloudy with a slight chance of showers and thunderstorms in the evening then partly cloudy after midnight. Cooler with lows around 50. North winds 10 to 15 mph. Chance of rain 20 percent.
  • Forecast day icon
    Friday
    Mostly Sunny
    66°
    Forecast night icon
    Night
    Partly Cloudy
    53°
    Friday 5/10
    Day
    66°
    Mostly Sunny
    Forecast day icon
    Night
    53°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs in the upper 60s. Northwest winds 5 to 10 mph.
    Night Details
    Partly cloudy. Lows in the lower 50s.
  • Forecast day icon
    Saturday
    Mostly Sunny
    69°
    Forecast night icon
    Night
    Mostly Clear
    51°
    Saturday 5/11
    Day
    69°
    Mostly Sunny
    Forecast day icon
    Night
    51°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Mostly clear. Highs around 70. Lows around 50.
    Night Details
    Mostly clear. Highs around 70. Lows around 50.
  • Forecast day icon
    Sunday
    Sunny
    75°
    Forecast night icon
    Night
    Partly Cloudy
    57°
    Sunday 5/12
    Day
    75°
    Sunny
    Forecast day icon
    Night
    57°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the mid 70s.
    Night Details
    Partly cloudy. A slight chance of showers and thunderstorms in the evening. Lows in the mid 50s. Chance of rain 20 percent.
  • Forecast day icon
    Monday
    40% Chance of Storms
    76°
    Forecast night icon
    Night
    40% Chance of Storms
    61°
    Monday 5/13
    Day
    76°
    40% Chance of Storms
    Forecast day icon
    Night
    61°
    40% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy. A chance of showers with a slight chance of thunderstorms. Highs in the upper 70s. Lows in the upper 50s. Chance of rain 40 percent.
    Night Details
    Partly cloudy. A chance of showers with a slight chance of thunderstorms. Highs in the upper 70s. Lows in the upper 50s. Chance of rain 40 percent.
  • Forecast day icon
    Tuesday
    40% Chance of Storms
    74°
    Forecast night icon
    Night
    40% Chance of Rain
    60°
    Tuesday 5/14
    Day
    74°
    40% Chance of Storms
    Forecast day icon
    Night
    60°
    40% Chance of Rain
    Forecast night icon
    Day Details
    Mostly sunny. A slight chance of showers and thunderstorms in the morning then a chance of showers and thunderstorms in the afternoon. Highs in the upper 70s. Chance of rain 40 percent.
    Night Details
    Partly cloudy with a chance of rain. Chance of precipitation 40%. Low temperature around 60F. Dew point will be around 60F with an average humidity of 86%. Winds will be 6 mph from the SE.
  • Forecast day icon
    Wednesday
    50% Chance of Rain
    75°
    Forecast night icon
    Night
    40% Chance of Rain
    61°
    Wednesday 5/15
    Day
    75°
    50% Chance of Rain
    Forecast day icon
    Night
    61°
    40% Chance of Rain
    Forecast night icon
    Day Details
    Partly cloudy with a 45% chance for rain and thunderstorms. High temperature around 75F. Dew point will be around 60F with an average humidity of 72%. Winds will be 3 mph from the SE.
    Night Details
    Partly cloudy with a 35% chance for rain and thunderstorms. Low temperature around 61F. Dew point will be around 61F with an average humidity of 86%. Winds will be 3 mph from the SE.
  • Forecast day icon
    Thursday
    40% Chance of Rain
    74°
    Forecast night icon
    Night
    50% Chance of Rain
    60°
    Thursday 5/16
    Day
    74°
    40% Chance of Rain
    Forecast day icon
    Night
    60°
    50% Chance of Rain
    Forecast night icon
    Day Details
    Mostly sunny with a chance of rain. Chance of precipitation 40%. High temperature around 74F. Dew point will be around 60F with an average humidity of 73%. Winds will be 3 mph from the S.
    Night Details
    Mostly clear with a 45% chance for rain and thunderstorms. Low temperature around 60F. Dew point will be around 61F with an average humidity of 86%. Winds will be 3 mph from the S.
  • Forecast day icon
    Friday
    30% Chance of Rain
    73°
    Forecast night icon
    Night
    Clear
    58°
    Friday 5/17
    Day
    73°
    30% Chance of Rain
    Forecast day icon
    Night
    58°
    Clear
    Forecast night icon
    Day Details
    Sunny with a slight chance of rain. Chance of precipitation 25%. High temperature around 73F. Dew point will be around 58F with an average humidity of 69%. Winds will be 3 mph from the W.
    Night Details
    Clear. Low temperature around 58F. Dew point will be around 57F with an average humidity of 80%. Winds will be 2 mph from the SW.