Rock Falls, Illinois | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast night icon
    Night
    Clear
    60°
    Friday 5/17
    Forecast night icon
    60°
    Clear
    Hourly
    Night Details
    Clear. Lows in the upper 50s. South winds around 5 mph.
  • Forecast day icon
    Saturday
    Mostly Sunny
    86°
    Forecast night icon
    Night
    Mostly Clear
    66°
    Saturday 5/18
    Day
    86°
    Mostly Sunny
    Forecast day icon
    Night
    66°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Sunny hot with highs in the mid 80s. South winds 5 to 10 mph.
    Night Details
    Mostly clear. Lows in the lower 60s. Southwest winds 5 to 10 mph becoming west after midnight.
  • Forecast day icon
    Sunday
    Partly Cloudy
    87°
    Forecast night icon
    Night
    30% Chance of Storms
    68°
    Sunday 5/19
    Day
    87°
    Partly Cloudy
    Forecast day icon
    Night
    68°
    30% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Sunny hot with highs in the upper 80s. Northeast winds around 5 mph becoming southeast in the afternoon.
    Night Details
    Mostly cloudy. A chance of showers and thunderstorms after midnight. Lows in the mid 60s. Southeast winds 5 to 10 mph. Chance of rain 30 percent.
  • Forecast day icon
    Monday
    70% Chance of Storms
    88°
    Forecast night icon
    Night
    70% Chance of Storms
    69°
    Monday 5/20
    Day
    88°
    70% Chance of Storms
    Forecast day icon
    Night
    69°
    70% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Showers likely with a chance of thunderstorms. Highs in the mid 80s. Lows in the mid 60s. Chance of rain 70 percent.
    Night Details
    Showers likely with a chance of thunderstorms. Highs in the mid 80s. Lows in the mid 60s. Chance of rain 70 percent.
  • Forecast day icon
    Tuesday
    80% Chance of Storms
    86°
    Forecast night icon
    Night
    80% Chance of Storms
    67°
    Tuesday 5/21
    Day
    86°
    80% Chance of Storms
    Forecast day icon
    Night
    67°
    80% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Showers with thunderstorms likely. Highs in the mid 80s. Lows around 60. Chance of rain 80 percent.
    Night Details
    Showers with thunderstorms likely. Highs in the mid 80s. Lows around 60. Chance of rain 80 percent.
  • Forecast day icon
    Wednesday
    40% Chance Rain Showers
    77°
    Forecast night icon
    Night
    40% Chance Rain Showers
    56°
    Wednesday 5/22
    Day
    77°
    40% Chance Rain Showers
    Forecast day icon
    Night
    56°
    40% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy. A chance of showers. Highs in the mid 70s. Lows in the lower 50s. Chance of rain 40 percent.
    Night Details
    Partly cloudy. A chance of showers. Highs in the mid 70s. Lows in the lower 50s. Chance of rain 40 percent.
  • Forecast day icon
    Thursday
    Partly Cloudy
    72°
    Forecast night icon
    Night
    Partly Cloudy
    55°
    Thursday 5/23
    Day
    72°
    Partly Cloudy
    Forecast day icon
    Night
    55°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy. Highs in the mid 70s. Lows in the lower 50s.
    Night Details
    Partly cloudy. Highs in the mid 70s. Lows in the lower 50s.
  • Forecast day icon
    Friday
    30% Chance Rain Showers
    75°
    Forecast night icon
    Night
    40% Chance of Rain
    59°
    Friday 5/24
    Day
    75°
    30% Chance Rain Showers
    Forecast day icon
    Night
    59°
    40% Chance of Rain
    Forecast night icon
    Day Details
    Mostly sunny. A chance of showers in the afternoon. Highs in the mid 70s. Chance of rain 30 percent.
    Night Details
    Mostly clear with a chance of rain. Chance of precipitation 40%. Low temperature around 59F. Dew point will be around 54F with an average humidity of 73%. Winds will be 5 mph from the SE.
  • Forecast day icon
    Saturday
    40% Chance of Rain
    74°
    Forecast night icon
    Night
    50% Chance of Rain
    60°
    Saturday 5/25
    Day
    74°
    40% Chance of Rain
    Forecast day icon
    Night
    60°
    50% Chance of Rain
    Forecast night icon
    Day Details
    Mostly cloudy with a chance of rain. Chance of precipitation 40%. High temperature around 74F. Dew point will be around 58F with an average humidity of 67%. Winds will be 5 mph from the SW.
    Night Details
    Partly cloudy with a chance of rain. Chance of precipitation 45%. Low temperature around 60F. Dew point will be around 57F with an average humidity of 78%. Winds will be 4 mph from the SW.
  • Forecast day icon
    Sunday
    40% Chance of Rain
    77°
    Forecast night icon
    Night
    50% Chance of Rain
    59°
    Sunday 5/26
    Day
    77°
    40% Chance of Rain
    Forecast day icon
    Night
    59°
    50% Chance of Rain
    Forecast night icon
    Day Details
    Partly cloudy with a chance of rain. Chance of precipitation 35%. High temperature around 77F. Dew point will be around 59F with an average humidity of 66%. Winds will be 2 mph from the SW.
    Night Details
    Mostly clear with a chance of rain. Chance of precipitation 45%. Low temperature around 59F. Dew point will be around 57F with an average humidity of 77%. Winds will be 2 mph from the SW.