Great Lakes, Illinois | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast day icon
    Monday
    Thunderstorms
    77°
    Forecast night icon
    Night
    Thunderstorms
    48°
    Monday 5/13
    Day
    77°
    Thunderstorms
    Forecast day icon
    Night
    48°
    Thunderstorms
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy. A chance of showers and thunderstorms in the morning then showers and a chance of thunderstorms in the afternoon. Highs in the upper 70s inland but only in the mid 70s near the lake. Southwest winds 5 to 10 mph. Chance of precipitation 90 percent.
    Night Details
    Showers with a chance of thunderstorms in the evening then showers likely with a slight chance of thunderstorms after midnight. Lows in the upper 40s. Northeast winds around 5 mph increasing to 10 to 15 mph with gusts up to 25 mph after midnight. Chance of precipitation 90 percent.
  • Forecast day icon
    Tuesday
    40% Chance Rain Showers
    52°
    Forecast night icon
    Night
    Partly Cloudy
    47°
    Tuesday 5/14
    Day
    52°
    40% Chance Rain Showers
    Forecast day icon
    Night
    47°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy. A chance of showers mainly in the morning. Much cooler with highs in the upper 50s. Northeast winds 10 to 20 mph with gusts up to 30 mph. Chance of precipitation 40 percent.
    Night Details
    Partly cloudy in the evening then becoming mostly clear. Lows in the mid 40s. North winds 10 to 15 mph with gusts up to 25 mph.
  • Forecast day icon
    Wednesday
    Mostly Sunny
    60°
    Forecast night icon
    Night
    Partly Cloudy
    48°
    Wednesday 5/15
    Day
    60°
    Mostly Sunny
    Forecast day icon
    Night
    48°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs in the mid 60s inland but only around 60 near the lake. Northeast winds 5 to 10 mph.
    Night Details
    Partly cloudy in the evening then becoming mostly cloudy. Lows in the upper 40s.
  • Forecast day icon
    Thursday
    50% Chance of Storms
    65°
    Forecast night icon
    Night
    40% Chance of Storms
    54°
    Thursday 5/16
    Day
    65°
    50% Chance of Storms
    Forecast day icon
    Night
    54°
    40% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy. A slight chance of showers and thunderstorms in the morning then a chance of showers and thunderstorms in the afternoon. Highs in the lower 70s inland but only in the upper 60s near the lake. Chance of precipitation 50 percent.
    Night Details
    Mostly cloudy with a chance of showers and thunderstorms. Lows in the lower 50s. Chance of precipitation 40 percent.
  • Forecast day icon
    Friday
    40% Chance of Storms
    73°
    Forecast night icon
    Night
    30% Chance of Storms
    56°
    Friday 5/17
    Day
    73°
    40% Chance of Storms
    Forecast day icon
    Night
    56°
    30% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy. A chance of showers and thunderstorms in the afternoon. Highs in the lower 70s inland but only in the upper 60s near the lake. Chance of precipitation 40 percent.
    Night Details
    Partly cloudy with a chance of showers and thunderstorms. Lows in the mid 50s. Chance of precipitation 30 percent.
  • Forecast day icon
    Saturday
    30% Chance Rain Showers
    73°
    Forecast night icon
    Night
    30% Chance Rain Showers
    58°
    Saturday 5/18
    Day
    73°
    30% Chance Rain Showers
    Forecast day icon
    Night
    58°
    30% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy. A chance of showers in the afternoon. Highs in the upper 70s. Chance of precipitation 30 percent.
    Night Details
    Partly cloudy with a 30 percent chance of showers. Lows in the upper 50s.
  • Forecast day icon
    Sunday
    30% Chance Rain Showers
    70°
    Forecast night icon
    Night
    40% Chance of Rain
    58°
    Sunday 5/19
    Day
    70°
    30% Chance Rain Showers
    Forecast day icon
    Night
    58°
    40% Chance of Rain
    Forecast night icon
    Day Details
    Partly cloudy. A chance of showers in the afternoon. Highs in the mid 70s. Chance of precipitation 30 percent.
    Night Details
    Partly cloudy with a 35% chance for rain and thunderstorms. Low temperature around 58F. Dew point will be around 55F with an average humidity of 80%. Winds will be 4 mph from the SW.
  • Forecast day icon
    Monday
    40% Chance of Rain
    68°
    Forecast night icon
    Night
    40% Chance of Rain
    55°
    Monday 5/20
    Day
    68°
    40% Chance of Rain
    Forecast day icon
    Night
    55°
    40% Chance of Rain
    Forecast night icon
    Day Details
    Partly cloudy with a chance of rain. Chance of precipitation 40%. High temperature around 68F. Dew point will be around 53F with an average humidity of 66%. Winds will be 2 mph from the W.
    Night Details
    Mostly cloudy with a chance of rain. Chance of precipitation 40%. Low temperature around 55F. Dew point will be around 52F with an average humidity of 77%. Winds will be 2 mph from the SW.
  • Forecast day icon
    Tuesday
    40% Chance of Rain
    66°
    Forecast night icon
    Night
    Partly Cloudy
    53°
    Tuesday 5/21
    Day
    66°
    40% Chance of Rain
    Forecast day icon
    Night
    53°
    Partly Cloudy
    Forecast night icon
    Day Details
    Cloudy with a chance of rain. Chance of precipitation 35%. High temperature around 66F. Dew point will be around 51F with an average humidity of 67%. Winds will be 3 mph from the NW.
    Night Details
    Partly cloudy. Low temperature around 53F. Dew point will be around 49F with an average humidity of 74%. Winds will be 4 mph from the NW.
  • Forecast day icon
    Wednesday
    Sunny
    65°
    Forecast night icon
    Night
    Clear
    53°
    Wednesday 5/22
    Day
    65°
    Sunny
    Forecast day icon
    Night
    53°
    Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 65F. Dew point will be around 48F with an average humidity of 63%. Winds will be 3 mph from the NW.
    Night Details
    Clear. Low temperature around 53F. Dew point will be around 48F with an average humidity of 72%. Winds will be 1 mph from the E.