Grayslake, Illinois | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast day icon
    Friday
    Partly Cloudy
    49°
    Forecast night icon
    Night
    Thunderstorms
    39°
    Friday 3/29
    Day
    49°
    Partly Cloudy
    Forecast day icon
    Night
    39°
    Thunderstorms
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy in the morning then becoming mostly cloudy. Highs around 50 inland but only in the mid 40s near the lake. East winds 5 to 10 mph.
    Night Details
    Showers with a slight chance of thunderstorms in the evening then showers with a chance of thunderstorms after midnight. Lows around 40. Southeast winds 10 to 15 mph. Chance of precipitation 90 percent.
  • Forecast day icon
    Saturday
    Mostly Cloudy
    55°
    Forecast night icon
    Night
    Mostly Cloudy
    37°
    Saturday 3/30
    Day
    55°
    Mostly Cloudy
    Forecast day icon
    Night
    37°
    Mostly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy. A slight chance of thunderstorms in the morning. Highs in the mid 50s. Northwest winds 10 to 15 mph. Chance of precipitation 20 percent.
    Night Details
    Mostly cloudy. Lows in the upper 30s. Northeast winds 5 to 10 mph.
  • Forecast day icon
    Sunday
    50% Chance Rain Showers
    42°
    Forecast night icon
    Night
    80% Chance of Storms
    41°
    Sunday 3/31
    Day
    42°
    50% Chance Rain Showers
    Forecast day icon
    Night
    41°
    80% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy. A slight chance of showers in the morning then a chance of showers in the afternoon. Highs in the upper 40s. East winds 10 to 15 mph. Chance of precipitation 50 percent.
    Night Details
    Showers with a slight chance of thunderstorms in the evening then showers likely with a slight chance of thunderstorms after midnight. Lows in the lower 40s. Chance of precipitation 80 percent.
  • Forecast day icon
    Monday
    Thunderstorms
    45°
    Forecast night icon
    Night
    60% Chance of Storms
    39°
    Monday 4/1
    Day
    45°
    Thunderstorms
    Forecast day icon
    Night
    39°
    60% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Showers likely with a slight chance of thunderstorms in the morning then showers with a slight chance of thunderstorms in the afternoon. Highs in the upper 40s. Chance of precipitation 90 percent.
    Night Details
    Mostly cloudy. Showers likely with a slight chance of thunderstorms in the evening then a chance of showers after midnight. Lows in the upper 30s. Chance of precipitation 60 percent.
  • Forecast day icon
    Tuesday
    30% Chance Rain Showers
    41°
    Forecast night icon
    Night
    Mostly Cloudy
    35°
    Tuesday 4/2
    Day
    41°
    30% Chance Rain Showers
    Forecast day icon
    Night
    35°
    Mostly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy with a 30 percent chance of showers. Highs in the upper 40s.
    Night Details
    Mostly cloudy. Lows in the lower 30s.
  • Forecast day icon
    Wednesday
    Partly Cloudy
    45°
    Forecast night icon
    Night
    Partly Cloudy
    33°
    Wednesday 4/3
    Day
    45°
    Partly Cloudy
    Forecast day icon
    Night
    33°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy in the morning then becoming partly cloudy. Highs in the upper 40s.
    Night Details
    Partly cloudy in the evening then clearing. Lows in the lower 30s.
  • Forecast day icon
    Thursday
    Mostly Sunny
    49°
    Forecast night icon
    Night
    Clear
    38°
    Thursday 4/4
    Day
    49°
    Mostly Sunny
    Forecast day icon
    Night
    38°
    Clear
    Forecast night icon
    Day Details
    Mostly sunny. Highs in the mid 50s inland but only around 50 near the lake.
    Night Details
    Clear. Low temperature around 38F. Dew point will be around 33F with an average humidity of 72%. Winds will be 5 mph from the S.
  • Forecast day icon
    Friday
    Sunny
    58°
    Forecast night icon
    Night
    Clear
    46°
    Friday 4/5
    Day
    58°
    Sunny
    Forecast day icon
    Night
    46°
    Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 58F. Dew point will be around 42F with an average humidity of 67%. Winds will be 6 mph from the S.
    Night Details
    Clear. Low temperature around 46F. Dew point will be around 40F with an average humidity of 72%. Winds will be 6 mph from the S.
  • Forecast day icon
    Saturday
    Mostly Sunny
    60°
    Forecast night icon
    Night
    Mostly Clear
    50°
    Saturday 4/6
    Day
    60°
    Mostly Sunny
    Forecast day icon
    Night
    50°
    Mostly Clear
    Forecast night icon
    Day Details
    Mostly sunny. High temperature around 60F. Dew point will be around 45F with an average humidity of 70%. Winds will be 9 mph from the S.
    Night Details
    Mostly clear. Low temperature around 50F. Dew point will be around 45F with an average humidity of 74%. Winds will be 8 mph from the S.
  • Forecast day icon
    Sunday
    Mostly Sunny
    61°
    Forecast night icon
    Night
    30% Chance of Rain
    49°
    Sunday 4/7
    Day
    61°
    Mostly Sunny
    Forecast day icon
    Night
    49°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Mostly sunny. High temperature around 61F. Dew point will be around 47F with an average humidity of 71%. Winds will be 8 mph from the S.
    Night Details
    Clear with a slight chance of rain. Chance of precipitation 30%. Low temperature around 49F. Dew point will be around 45F with an average humidity of 76%. Winds will be 6 mph from the SW.