Round Lake Heights, Illinois | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast night icon
    Night
    50% Chance of Rain
    58°
    Saturday 4/27
    Forecast night icon
    58°
    50% Chance of Rain
    Hourly
    Night Details
    Mostly cloudy with a chance of rain. Chance of precipitation 50%. Low temperature around 58F. Dew point will be around 62F with an average humidity of 87%. Winds will be 6 mph from the S.
  • Forecast day icon
    Sunday
    80% Chance of Storms
    67°
    Forecast night icon
    Night
    Thunderstorms
    63°
    Sunday 4/28
    Day
    67°
    80% Chance of Storms
    Forecast day icon
    Night
    63°
    Thunderstorms
    Forecast night icon
    Hourly
    Day Details
    Cloudy. Showers and a chance of thunderstorms in the morning then a chance of thunderstorms in the afternoon. Highs in the upper 60s inland but only around 60 near the lake. Southeast winds 10 to 15 mph. Gusts up to 25 mph in the afternoon. Chance of precipitation 80 percent.
    Night Details
    Cloudy. A chance of thunderstorms in the evening then showers with a chance of thunderstorms after midnight. Unseasonably mild. Lows in the upper 50s. Southeast winds 10 to 15 mph. Chance of precipitation 90 percent.
  • Forecast day icon
    Monday
    40% Chance Rain Showers
    72°
    Forecast night icon
    Night
    Partly Cloudy
    50°
    Monday 4/29
    Day
    72°
    40% Chance Rain Showers
    Forecast day icon
    Night
    50°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy with a 40 percent chance of showers. Highs in the upper 60s. Southwest winds 10 to 20 mph with gusts up to 30 mph.
    Night Details
    Partly cloudy in the evening then clearing. Lows in the upper 40s. West winds 10 to 15 mph.
  • Forecast day icon
    Tuesday
    Sunny
    73°
    Forecast night icon
    Night
    40% Chance of Storms
    59°
    Tuesday 4/30
    Day
    73°
    Sunny
    Forecast day icon
    Night
    59°
    40% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the lower 70s inland but only in the upper 60s near the lake. Southwest winds 5 to 10 mph.
    Night Details
    Partly cloudy with a slight chance of showers in the evening then mostly cloudy with a chance of showers with a slight chance of thunderstorms after midnight. Lows in the upper 50s. Chance of precipitation 40 percent.
  • Forecast day icon
    Wednesday
    Partly Cloudy
    75°
    Forecast night icon
    Night
    60% Chance of Storms
    56°
    Wednesday 5/1
    Day
    75°
    Partly Cloudy
    Forecast day icon
    Night
    56°
    60% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy in the morning then mostly cloudy with a slight chance of showers in the afternoon. Highs in the mid 70s inland but only in the upper 60s near the lake. Chance of precipitation 20 percent.
    Night Details
    Mostly cloudy. A chance of showers with a slight chance of thunderstorms in the evening then showers likely with a chance of thunderstorms after midnight. Lows in the mid 50s. Chance of precipitation 60 percent.
  • Forecast day icon
    Thursday
    60% Chance of Storms
    82°
    Forecast night icon
    Night
    60% Chance of Storms
    64°
    Thursday 5/2
    Day
    82°
    60% Chance of Storms
    Forecast day icon
    Night
    64°
    60% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy. A chance of thunderstorms in the morning then showers likely with a chance of thunderstorms in the afternoon. Highs in the mid 70s inland but only around 70 near the lake. Chance of precipitation 60 percent.
    Night Details
    Mostly cloudy. Showers likely with a chance of thunderstorms in the evening then a chance of thunderstorms after midnight. Lows in the mid 50s. Chance of precipitation 60 percent.
  • Forecast day icon
    Friday
    40% Chance of Storms
    71°
    Forecast night icon
    Night
    30% Chance of Storms
    51°
    Friday 5/3
    Day
    71°
    40% Chance of Storms
    Forecast day icon
    Night
    51°
    30% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy. A chance of showers in the morning then a chance of thunderstorms in the afternoon. Highs in the upper 60s. Chance of precipitation 40 percent.
    Night Details
    Mostly cloudy. A chance of thunderstorms in the evening. Lows in the mid 40s. Chance of precipitation 30 percent.
  • Forecast day icon
    Saturday
    Partly Cloudy
    65°
    Forecast night icon
    Night
    30% Chance of Rain
    49°
    Saturday 5/4
    Day
    65°
    Partly Cloudy
    Forecast day icon
    Night
    49°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Mostly cloudy in the morning then becoming partly cloudy. Highs in the lower 60s.
    Night Details
    Partly cloudy 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 73%. Winds will be 3 mph from the N.
  • Forecast day icon
    Sunday
    30% Chance of Rain
    65°
    Forecast night icon
    Night
    Mostly Clear
    50°
    Sunday 5/5
    Day
    65°
    30% Chance of Rain
    Forecast day icon
    Night
    50°
    Mostly Clear
    Forecast night icon
    Day Details
    Sunny with a slight chance of rain. Chance of precipitation 30%. High temperature around 65F. Dew point will be around 47F with an average humidity of 61%. Winds will be 3 mph from the N.
    Night Details
    Mostly clear. Low temperature around 50F. Dew point will be around 45F with an average humidity of 72%. Winds will be 4 mph from the NE.
  • Forecast day icon
    Monday
    Sunny
    66°
    Forecast night icon
    Night
    Mostly Clear
    50°
    Monday 5/6
    Day
    66°
    Sunny
    Forecast day icon
    Night
    50°
    Mostly Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 66F. Dew point will be around 47F with an average humidity of 59%. Winds will be 6 mph from the NE.
    Night Details
    Mostly clear. Low temperature around 50F. Dew point will be around 45F with an average humidity of 72%. Winds will be 6 mph from the NE.