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      River Flood Warning
      until 10:00 AM CDT
      +4 more alerts
      Elev 241 ft, 42.371 °N 88.085 °W

      Round Lake Beach, IL

      Round Lake Beach Station54°
      Updated: 11:58 PM CDT on September 22, 2026 (GMT -5)
      3 minutes ago
      63°
      53°
      54
      Feels Like 54
      Partly Cloudy
      N
      6
      Similar temperature is expected today
      Wundermap
      50
      50
      575
      90
      50
      7
      0 mph
      50
      50
      50
      50
      50
      50
      Radar · Now
        Hyper-local data from Weather Underground's network of
        400,000+ personal weather stations worldwide
        Tonight
        Tue 09/22
        Low 54°f
         4% Precip. / 0 in
        Partly cloudy early followed by cloudy skies overnight. Low 54F. Winds ENE at 5 to 10 mph.
        Tomorrow
        Wed 09/23
        High 65°f
         15% Precip. / 0 in
        Cloudy skies. High around 65F. Winds NE at 10 to 15 mph.
        Tomorrow night
        Wed 09/23
        Low 55°f
         6% Precip. / 0 in
        Cloudy skies early, followed by partial clearing. Low around 55F. Winds ENE at 5 to 10 mph.
        Hourly Forecast
        Now
        55°
        12AM
        55°
        1AM
        55°
        2AM
        55°
        3AM
        57°
        4AM
        56°
        5AM
        56°
        6AM
        57°
        6:41AM
        Sunrise
        7AM
        57°
        8AM
        58°
        9AM
        59°
        10AM
        60°
        11AM
        62°
        12PM
        63°
        1PM
        64°
        2PM
        64°
        3PM
        64°
        4PM
        64°
        5PM
        63°
        6PM
        63°
        6:47PM
        Sunset
        7PM
        62°
        8PM
        61°
        9PM
        61°
        10PM
        61°
        11PM
        61°
        Precipitation
        15%
        Pollen
        None
        Air Quality
        31
        Good
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 30.32 in
        2. Visibility 10 miles
        3. Clouds Partly Cloudy
        4. Dew Point50°F
        5. Humidity 84%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         KUGN Station History
        Almanac for September 23, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 63°F 70°F 82°F 2004
        4. Low 53°F 52°F 32°F 1995
        5. Rain/Snow Depth
        6. Precipitation 0 in 3 in -
        7. Snow 0 in 0 in -
        Almanac for September 24, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 65°F 70°F 78°F
        4. Low 53°F 51°F 35°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:40 AM 6:47 PM
        3. Civil Twilight 6:12 AM 7:15 PM
        4. Nautical Twilight 5:40 AM 7:48PM
        5. Astronomical Twilight 5:06 AM 8:21 PM
        1. Length of Visible Light 13h 2m
        2. Length of Day 12h 6m
        3. Tomorrow will be 2 minutes 50 seconds shorter
        1. Moon 5:27 PM 3:14 AM
        2. Waxing Gibbous91% of the Moon is Illuminated
        Sep 26
        Full Moon
        Oct 3
        Waning Half Last Qtr
        Oct 10
        New Moon
        Oct 18
        Waxing Half First Qtr
        Nearby Weather Stations
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