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      Heat Advisory
      until 8:00 PM CDT
      Elev 561 ft, 38.948 °N 90.586 °W

      Brussels, IL

      Brussels Station99°
      Updated: 2:15 PM CDT on September 17, 2026 (GMT -5)
      4 minutes ago
      99°
      73°
      99
      Feels Like 116
      Sunny
      N
      6
      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
        Fri 09/18
        High 99°f
         15% Precip. / 0 in
        Plenty of sunshine. Slight chance of a rain shower. High 99F. Winds light and variable.
        Tonight
        Fri 09/18
        Low 72°f
         15% Precip. / 0 in
        A stray shower or thunderstorm is possible early. Mainly clear. Low 72F. Winds light and variable.
        Tomorrow
        Sat 09/19
        High 94°f72°f
         15% Precip. / 0 in
        A few passing clouds, otherwise generally sunny. Hot. High 94F. Winds light and variable.
        Hourly Forecast
        Now
        98°
        3PM
        98°
        4PM
        98°
        5PM
        97°
        6PM
        93°
        7PM
        89°
        7:07PM
        Sunset
        8PM
        85°
        9PM
        82°
        10PM
        80°
        11PM
        79°
        12AM
        78°
        1AM
        77°
        2AM
        76°
        3AM
        75°
        4AM
        74°
        5AM
        74°
        6AM
        73°
        6:46AM
        Sunrise
        7AM
        73°
        8AM
        76°
        9AM
        79°
        10AM
        82°
        11AM
        86°
        12PM
        89°
        1PM
        91°
        2PM
        92°
        Precipitation
        15%
        Pollen
        Ragweed Pollen
        Very High
        Air Quality
        64
        Moderate
        UV Index
        6
        High
        Additional Conditions
        1. Pressure 30.13 in
        2. Visibility 10 miles
        3. Clouds Partly Cloudy
        4. Dew Point71°F
        5. Humidity 42%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         KSET Station History
        Almanac for September 17, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 99°F 80°F 99°F 1954
        4. Low 73°F 57°F 32°F 2006
        5. Rain/Snow Depth
        6. Precipitation 0 in 3.2 in -
        7. Snow 0 in 0 in -
        Almanac for September 18, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 94°F 80°F 102°F
        4. Low 73°F 56°F 33°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:45 AM 7:07 PM
        3. Civil Twilight 6:18 AM 7:33 PM
        4. Nautical Twilight 5:47 AM 8:05PM
        5. Astronomical Twilight 5:15 AM 8:37 PM
        1. Length of Visible Light 13h 14m
        2. Length of Day 12h 21m
        3. Tomorrow will be 2 minutes 30 seconds shorter
        1. Moon 1:38 PM 10:35 PM
        2. Waxing Crescent39% 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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