Grand Chain, Illinois | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast day icon
    Sunday
    40% Chance of Storms
    79°
    Forecast night icon
    Night
    80% Chance of Storms
    65°
    Sunday 5/5
    Day
    79°
    40% Chance of Storms
    Forecast day icon
    Night
    65°
    80% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Partly sunny. A chance of showers with a slight chance of thunderstorms this afternoon. Highs in the upper 70s. Northeast winds around 5 mph. Chance of rain 40 percent.
    Night Details
    A chance of thunderstorms. Showers. Lows in the lower 60s. Northeast winds around 5 mph. Chance of rain 80 percent.
  • Forecast day icon
    Monday
    80% Chance of Storms
    77°
    Forecast night icon
    Night
    50% Chance of Storms
    68°
    Monday 5/6
    Day
    77°
    80% Chance of Storms
    Forecast day icon
    Night
    68°
    50% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    A chance of thunderstorms. Showers. Highs in the upper 70s. Southeast winds 5 to 10 mph becoming south in the afternoon. Chance of rain 80 percent.
    Night Details
    Partly cloudy in the evening then becoming mostly cloudy. A chance of showers and thunderstorms. Lows in the upper 60s. South winds 10 to 15 mph. Chance of rain 50 percent.
  • Forecast day icon
    Tuesday
    80% Chance of Storms
    82°
    Forecast night icon
    Night
    70% Chance of Storms
    64°
    Tuesday 5/7
    Day
    82°
    80% Chance of Storms
    Forecast day icon
    Night
    64°
    70% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    A chance of thunderstorms. Showers. Highs in the lower 80s. South winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 80 percent.
    Night Details
    A chance of thunderstorms. Showers likely mainly in the evening. Lows in the mid 60s. Chance of rain 70 percent.
  • Forecast day icon
    Wednesday
    80% Chance of Storms
    82°
    Forecast night icon
    Night
    80% Chance of Storms
    65°
    Wednesday 5/8
    Day
    82°
    80% Chance of Storms
    Forecast day icon
    Night
    65°
    80% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Showers with thunderstorms likely. Highs in the lower 80s. Lows in the lower 60s. Chance of rain 80 percent.
    Night Details
    Showers with thunderstorms likely. Highs in the lower 80s. Lows in the lower 60s. Chance of rain 80 percent.
  • Forecast day icon
    Thursday
    Sunny
    80°
    Forecast night icon
    Night
    30% Chance Rain Showers
    56°
    Thursday 5/9
    Day
    80°
    Sunny
    Forecast day icon
    Night
    56°
    30% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the lower 80s.
    Night Details
    Mostly clear with a chance of showers in the evening then partly cloudy after midnight. Lows in the mid 50s. Chance of rain 30 percent.
  • Forecast day icon
    Friday
    Mostly Sunny
    67°
    Forecast night icon
    Night
    Mostly Clear
    49°
    Friday 5/10
    Day
    67°
    Mostly Sunny
    Forecast day icon
    Night
    49°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs in the lower 70s.
    Night Details
    Mostly clear. Lows in the upper 40s. Highs in the lower 70s.
  • Forecast day icon
    Saturday
    Mostly Sunny
    69°
    Forecast night icon
    Night
    Clear
    49°
    Saturday 5/11
    Day
    69°
    Mostly Sunny
    Forecast day icon
    Night
    49°
    Clear
    Forecast night icon
    Day Details
    Mostly clear. Lows in the upper 40s. Highs in the lower 70s.
    Night Details
    Clear. Low temperature around 49F. Dew point will be around 45F with an average humidity of 70%. Winds will be 8 mph from the NW.
  • Forecast day icon
    Sunday
    Sunny
    70°
    Forecast night icon
    Night
    Clear
    52°
    Sunday 5/12
    Day
    70°
    Sunny
    Forecast day icon
    Night
    52°
    Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 70F. Dew point will be around 47F with an average humidity of 58%. Winds will be 7 mph from the NW.
    Night Details
    Clear. Low temperature around 52F. Dew point will be around 48F with an average humidity of 71%. Winds will be 4 mph from the W.
  • Forecast day icon
    Monday
    Sunny
    72°
    Forecast night icon
    Night
    Clear
    55°
    Monday 5/13
    Day
    72°
    Sunny
    Forecast day icon
    Night
    55°
    Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 72F. Dew point will be around 50F with an average humidity of 61%. Winds will be 4 mph from the W.
    Night Details
    Clear. Low temperature around 55F. Dew point will be around 51F with an average humidity of 72%. Winds will be 3 mph from the SW.
  • Forecast day icon
    Tuesday
    Sunny
    74°
    Forecast night icon
    Night
    Mostly Clear
    58°
    Tuesday 5/14
    Day
    74°
    Sunny
    Forecast day icon
    Night
    58°
    Mostly Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 74F. Dew point will be around 53F with an average humidity of 63%. Winds will be 3 mph from the SW.
    Night Details
    Mostly clear. Low temperature around 58F. Dew point will be around 55F with an average humidity of 75%. Winds will be 5 mph from the S.