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      Flood Watch
      until 1:00 PM CDT
      Elev 794 ft, 42.392 °N 88.346 °W

      Wonder Lake, IL

      Wonder Center Station64°
      Updated: 4:06 AM CDT on September 20, 2026 (GMT -5)
      7 minutes ago
      67°
      60°
      64
      Feels Like 64
      Thunderstorm
      N
      8
      Similar 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
        Sun 09/20
        High 66°f
         100% Precip. / 1.04 in
        Showers and thundershowers during the morning will give way to steady rain this afternoon. High 66F. Winds NE at 10 to 20 mph. Chance of rain 100%. Rainfall may reach one inch.
        Tonight
        Sun 09/20
        Low 57°f
         24% Precip. / 0 in
        Cloudy skies. Low 57F. Winds ENE at 10 to 15 mph.
        Tomorrow
        Mon 09/21
        High 61°f54°f
         21% Precip. / 0 in
        Cloudy. Slight chance of a rain shower. High 61F. Winds ENE at 10 to 20 mph.
        Hourly Forecast
        Now
        65°
        5AM
        94%
        64°
        6AM
        100%
        64°
        6:39AM
        Sunrise
        7AM
        100%
        63°
        8AM
        100%
        63°
        9AM
        90%
        64°
        10AM
        86%
        64°
        11AM
        75%
        65°
        12PM
        58%
        65°
        1PM
        71%
        64°
        2PM
        67%
        64°
        3PM
        58%
        64°
        4PM
        51%
        64°
        5PM
        36%
        64°
        6PM
        63°
        6:54PM
        Sunset
        7PM
        63°
        8PM
        62°
        9PM
        62°
        10PM
        62°
        11PM
        62°
        12AM
        62°
        1AM
        61°
        2AM
        60°
        3AM
        60°
        4AM
        59°
        Precipitation
        100%
        Thunderstorms likely to continue
        Pollen
        None
        Air Quality
        68
        Moderate
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 29.91 in
        2. Visibility 5 miles
        3. Clouds Cloudy
        4. Dew Point65°F
        5. Humidity 99%
        6. Rainfall 1.39 in
        7. Snow Depth 0 in
         KBUU Station History
        Almanac for September 20, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 67°F 75°F 88°F 2024
        4. Low 60°F 52°F 31°F 1956
        5. Rain/Snow Depth
        6. Precipitation 1.04 in 3.1 in -
        7. Snow 0 in 0 in -
        Almanac for September 21, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 62°F 74°F 86°F
        4. Low 60°F 52°F 36°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:38 AM 6:54 PM
        3. Civil Twilight 6:10 AM 7:22 PM
        4. Nautical Twilight 5:37 AM 7:54PM
        5. Astronomical Twilight 5:03 AM 8:28 PM
        1. Length of Visible Light 13h 11m
        2. Length of Day 12h 15m
        3. Tomorrow will be 2 minutes 50 seconds shorter
        1. Moon 4:05 PM 12:00 AM
        2. Waxing Gibbous68% 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
        Precipitation
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