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      Elev 682 ft, 42.280 °N 87.841 °W

      Lake Bluff, IL

      Updated: 3:19 AM CDT on September 15, 2026 (GMT -5)
      5 minutes ago
      78°
      65°
      69
      Feels Like 69
      Mostly Cloudy
      N
      17
      Gusts 33 mph
      Higher temperature is expected today
      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
        Today
        Wed 09/16
        High 78°f
        84% Precip. / 0.49 in
        Thunderstorms - some may contain locally heavy rain, especially during the morning hours. High 78F. Winds SW at 10 to 20 mph. Chance of rain 80%.
        Tonight
        Wed 09/16
        Low 63°f
        44% Precip. / 0.05 in
        Scattered thunderstorms during the evening. Cloudy skies after midnight. Low 63F. Winds N at 5 to 10 mph. Chance of rain 40%.
        Tomorrow
        Wed 09/16
        High 70°f64°f
        20% Precip. / 0 in
        Cloudy. Slight chance of a rain shower. High around 70F. Winds NE at 10 to 15 mph.
        Hourly Forecast
        Now
        70°
        4AM
        43%
        70°
        5AM
        69°
        6AM
        68°
        6:31AM
        Sunrise
        7AM
        67°
        8AM
        68°
        9AM
        87%
        69°
        10AM
        87%
        70°
        11AM
        67%
        72°
        12PM
        58%
        73°
        1PM
        38%
        74°
        2PM
        76°
        3PM
        77°
        4PM
        78°
        5PM
        78°
        6PM
        76°
        7PM
        44%
        74°
        7:00PM
        Sunset
        8PM
        41%
        72°
        9PM
        70°
        10PM
        69°
        11PM
        68°
        12AM
        67°
        1AM
        66°
        2AM
        66°
        3AM
        65°
        Additional Conditions
        1. Pressure 29.95 in
        2. Visibility 10 miles
        3. Clouds Mostly Cloudy
        4. Dew Point55°F
        5. Humidity 59%
        6. Rainfall 0 in
        7. Snow Depth 0 in
        KUGN Station History
        Almanac for September 15, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 78°F 75°F 90°F 1991
        4. Low 65°F 54°F 37°F 1984
        5. Rain/Snow Depth
        6. Precipitation 0.54 in - in -
        7. Snow 0 in - in -
        Almanac for September 16, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 70°F 74°F 91°F
        4. Low 65°F 54°F 40°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:31 AM 7:00 PM
        3. Civil Twilight 6:03 AM 7:28 PM
        4. Nautical Twilight 5:30 AM 8:02PM
        5. Astronomical Twilight 4:55 AM 8:36 PM
        1. Length of Visible Light 13h 25m
        2. Length of Day 12h 29m
        3. Tomorrow will be 2 minutes 50 seconds shorter
        1. Moon 11:34 AM 8:52 PM
        2. Waxing Crescent21% of the Moon is Illuminated
        Sep 18
        Waxing Half First Qtr
        Sep 26
        Full Moon
        Oct 3
        Waning Half Last Qtr
        Oct 10
        New Moon
        Precipitation
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        Weather Alerts
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