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      Beach Hazard Statement
      until 3:00 PM CDT
      Elev 633 ft, 41.825 °N 87.846 °W

      Brookfield, IL

      East Grossdale Station73°
      Updated: 12:38 PM CDT on September 18, 2026 (GMT -5)
      6 minutes ago
      74°
      64°
      73
      Feels Like 73
      Cloudy
      N
      11
      Gusts 19 mph
      Lower 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 74°f
         24% Precip. / 0 in
        Overcast. High 74F. Winds ENE at 10 to 15 mph.
        Tonight
        Fri 09/18
        Low 64°f
         70% Precip. / 0.29 in
        Rain showers this evening with numerous thunderstorms developing overnight. Severe thunderstorms expected. Low 64F. Winds E at 5 to 10 mph. Chance of rain 70%.
        Tomorrow
        Sat 09/19
        High 74°f65°f
         95% Precip. / 0.5 in
        Thunderstorms likely in the morning. Then a chance of scattered thunderstorms in the afternoon. Severe thunderstorms expected. High 74F. Winds SSE at 10 to 15 mph. Chance of rain 100%.
        Hourly Forecast
        Now
        73°
        1PM
        73°
        2PM
        72°
        3PM
        72°
        4PM
        71°
        5PM
        70°
        6PM
        70°
        6:55PM
        Sunset
        7PM
        69°
        8PM
        69°
        9PM
        31%
        69°
        10PM
        35%
        68°
        11PM
        68°
        12AM
        68°
        1AM
        68°
        2AM
        35%
        67°
        3AM
        47%
        67°
        4AM
        53%
        66°
        5AM
        71%
        65°
        6AM
        70%
        65°
        6:36AM
        Sunrise
        7AM
        76%
        65°
        8AM
        88%
        65°
        9AM
        96%
        65°
        10AM
        79%
        65°
        11AM
        65°
        12PM
        67°
        Precipitation
        96%
        Pollen
        Ragweed Pollen
        Moderate
        Air Quality
        20
        Good
        UV Index
        3
        Moderate
        Additional Conditions
        1. Pressure 30.23 in
        2. Visibility 10 miles
        3. Clouds Cloudy
        4. Dew Point57°F
        5. Humidity 58%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         KMDW Station History
        Almanac for September 18, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 74°F 76°F 90°F 2024
        4. Low 64°F 58°F 45°F 1984
        5. Rain/Snow Depth
        6. Precipitation 0.29 in - in -
        7. Snow 0 in - in -
        Almanac for September 19, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 74°F 75°F 91°F
        4. Low 64°F 58°F 44°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:34 AM 6:55 PM
        3. Civil Twilight 6:06 AM 7:23 PM
        4. Nautical Twilight 5:34 AM 7:55PM
        5. Astronomical Twilight 5:00 AM 8:29 PM
        1. Length of Visible Light 13h 16m
        2. Length of Day 12h 20m
        3. Tomorrow will be 2 minutes 47 seconds shorter
        1. Moon 2:34 PM 11:03 PM
        2. First Quarter49% 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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