Grand Chain, Illinois | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast night icon
    Night
    Clear
    64°
    Sunday 5/19
    Forecast night icon
    64°
    Clear
    Hourly
    Night Details
    Clear. Lows in the mid 60s. Calm winds.
  • Forecast day icon
    Monday
    Mostly Sunny
    87°
    Forecast night icon
    Night
    Mostly Clear
    69°
    Monday 5/20
    Day
    87°
    Mostly Sunny
    Forecast day icon
    Night
    69°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs in the upper 80s. South winds around 5 mph increasing to around 10 mph in the afternoon.
    Night Details
    Mostly clear. Lows in the upper 60s. South winds around 5 mph.
  • Forecast day icon
    Tuesday
    Sunny
    89°
    Forecast night icon
    Night
    30% Chance Rain Showers
    72°
    Tuesday 5/21
    Day
    89°
    Sunny
    Forecast day icon
    Night
    72°
    30% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs around 90. South winds 10 to 15 mph.
    Night Details
    Mostly clear in the evening then mostly cloudy with a chance of showers after midnight. Lows in the lower 70s. South winds 10 to 15 mph. Chance of rain 30 percent.
  • Forecast day icon
    Wednesday
    60% Chance of Storms
    82°
    Forecast night icon
    Night
    80% Chance of Storms
    65°
    Wednesday 5/22
    Day
    82°
    60% Chance of Storms
    Forecast day icon
    Night
    65°
    80% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Partly sunny. A chance of showers and thunderstorms in the morning then showers and thunderstorms likely in the afternoon. Highs in the upper 80s. Chance of rain 60 percent.
    Night Details
    Showers. Thunderstorms likely mainly in the evening. Lows in the mid 60s. Chance of rain 80 percent.
  • Forecast day icon
    Thursday
    70% Chance of Storms
    78°
    Forecast night icon
    Night
    60% Chance of Storms
    65°
    Thursday 5/23
    Day
    78°
    70% Chance of Storms
    Forecast day icon
    Night
    65°
    60% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Becoming mostly sunny in the afternoon. A chance of thunderstorms. Showers likely mainly in the morning. Highs around 80. Chance of rain 70 percent.
    Night Details
    Mostly cloudy. Showers likely with a chance of thunderstorms. Lows in the mid 60s. Highs in the lower 80s. Chance of rain 60 percent.
  • Forecast day icon
    Friday
    60% Chance of Storms
    80°
    Forecast night icon
    Night
    50% Chance of Storms
    67°
    Friday 5/24
    Day
    80°
    60% Chance of Storms
    Forecast day icon
    Night
    67°
    50% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy. Showers likely with a chance of thunderstorms. Lows in the mid 60s. Highs in the lower 80s. Chance of rain 60 percent.
    Night Details
    A chance of thunderstorms in the evening. Partly cloudy with a chance of showers. Lows in the mid 60s. Chance of rain 50 percent.
  • Forecast day icon
    Saturday
    40% Chance Rain Showers
    85°
    Forecast night icon
    Night
    40% Chance of Storms
    65°
    Saturday 5/25
    Day
    85°
    40% Chance Rain Showers
    Forecast day icon
    Night
    65°
    40% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny with a chance of showers. Highs in the mid 80s. Chance of rain 40 percent.
    Night Details
    Partly cloudy in the evening then becoming mostly cloudy. A chance of thunderstorms. A chance of showers. Lows in the upper 60s. Chance of rain 40 percent.
  • Forecast day icon
    Sunday
    50% Chance of Storms
    85°
    Forecast night icon
    Night
    60% Chance of Rain
    68°
    Sunday 5/26
    Day
    85°
    50% Chance of Storms
    Forecast day icon
    Night
    68°
    60% Chance of Rain
    Forecast night icon
    Day Details
    Partly sunny with a chance of showers and thunderstorms. Highs in the mid 80s. Chance of rain 50 percent.
    Night Details
    Mostly clear with a 55% chance for rain and thunderstorms. Low temperature around 68F. Dew point will be around 68F with an average humidity of 84%. Winds will be 4 mph from the S.
  • Forecast day icon
    Monday
    50% Chance of Storms
    83°
    Forecast night icon
    Night
    70% Chance of Storms
    65°
    Monday 5/27
    Day
    83°
    50% Chance of Storms
    Forecast day icon
    Night
    65°
    70% Chance of Storms
    Forecast night icon
    Day Details
    Partly cloudy with a 65% chance for rain and thunderstorms. High temperature around 83F. Dew point will be around 68F with an average humidity of 73%. Winds will be 6 mph from the SW.
    Night Details
    Mostly clear with a 65% chance for rain and thunderstorms. Low temperature around 65F. Dew point will be around 66F with an average humidity of 81%. Winds will be 2 mph from the SW.
  • Forecast day icon
    Tuesday
    40% Chance of Rain
    80°
    Forecast night icon
    Night
    30% Chance of Rain
    62°
    Tuesday 5/28
    Day
    80°
    40% Chance of Rain
    Forecast day icon
    Night
    62°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Mostly sunny with a chance of rain. Chance of precipitation 40%. High temperature around 80F. Dew point will be around 64F with an average humidity of 70%. Winds will be 3 mph from the W.
    Night Details
    Clear with a slight chance of rain. Chance of precipitation 25%. Low temperature around 62F. Dew point will be around 61F with an average humidity of 78%. Winds will be 2 mph from the NW.