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      Beach Hazard Statement
      until 3:00 PM CDT
      +1 more alert
      Elev 689 ft, 42.149 °N 87.960 °W

      Buffalo Grove, IL

      McHenry Road Station62°
      Updated: 7:40 AM CDT on September 18, 2026 (GMT -5)
      42 seconds ago
      70°
      62°
      62
      Feels Like 62
      Partly Cloudy
      N
      3
      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 70°f
         19% Precip. / 0 in
        A mix of clouds and sun early followed by cloudy skies this afternoon. High near 70F. Winds ENE at 10 to 15 mph.
        Tonight
        Fri 09/18
        Low 62°f
         81% Precip. / 1.03 in
        Cloudy this evening with thunderstorms developing after midnight. Severe thunderstorms expected. Low 62F. Winds ESE at 5 to 10 mph. Chance of rain 80%. Rainfall may reach one inch.
        Tomorrow
        Sat 09/19
        High 74°f64°f
         81% Precip. / 0.49 in
        Thunderstorms. Severe thunderstorms expected. High 74F. Winds SSE at 5 to 10 mph. Chance of rain 80%.
        Hourly Forecast
        Now
        64°
        8AM
        64°
        9AM
        66°
        10AM
        68°
        11AM
        69°
        12PM
        69°
        1PM
        69°
        2PM
        69°
        3PM
        69°
        4PM
        69°
        5PM
        69°
        6PM
        68°
        6:56PM
        Sunset
        7PM
        68°
        8PM
        67°
        9PM
        67°
        10PM
        46%
        67°
        11PM
        66°
        12AM
        66°
        1AM
        32%
        66°
        2AM
        59%
        66°
        3AM
        78%
        65°
        4AM
        76%
        64°
        5AM
        76%
        64°
        6AM
        82%
        63°
        6:36AM
        Sunrise
        7AM
        81%
        63°
        Precipitation
        82%
        Pollen
        Ragweed Pollen
        Low
        Air Quality
        23
        Good
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 30.26 in
        2. Visibility 10 miles
        3. Clouds Partly Cloudy
        4. Dew Point60°F
        5. Humidity 90%
        6. Rainfall 0.17 in
        7. Snow Depth 0 in
         KPWK Station History
        Almanac for September 18, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 70°F 75°F 94°F 1955
        4. Low 62°F 56°F 39°F 1959
        5. Rain/Snow Depth
        6. Precipitation 1.03 in 3.2 in -
        7. Snow 0 in 0 in -
        Almanac for September 19, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 74°F 74°F 93°F
        4. Low 62°F 56°F 40°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:35 AM 6:55 PM
        3. Civil Twilight 6:07 AM 7:23 PM
        4. Nautical Twilight 5:34 AM 7:56PM
        5. Astronomical Twilight 5:00 AM 8:30 PM
        1. Length of Visible Light 13h 16m
        2. Length of Day 12h 20m
        3. Tomorrow will be 2 minutes 49 seconds shorter
        1. Moon 2:36 PM 11:02 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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