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      Elev 213 ft, 42.099 °N 87.940 °W

      Mount Prospect, IL

      Prospect Heights Station63°
      Tue, Sep 29, 2026
      Tonight
      Tue 09/29
      Low 62°f
      49% Precip. / 0.02 in
      Partly cloudy skies this evening will give way to occasional showers overnight. Low 62F. Winds SSW at 5 to 10 mph. Chance of rain 50%.
      Tomorrow
      Wed 09/30
      High 66°f
      95% Precip. / 0.65 in
      Periods of rain. High 66F. Winds SSW at 10 to 15 mph. Chance of rain 100%. Rainfall near a half an inch.
      Sunrise 6:46 AM
      Sunset 6:36 PM
      Moonrise 7:53 PM
      Moonset 10:20 AM
      Waning Gibbous, 86% visible
      Hourly Forecast
      Now
      68°
      9PM
      67°
      10PM
      66°
      11PM
      66°
      12AM
      66°
      1AM
      66°
      2AM
      65°
      3AM
      65°
      4AM
      65°
      5AM
      65°
      6AM
      49%
      64°
      6:47AM
      Sunrise
      7AM
      87%
      63°
      8AM
      96%
      63°
      9AM
      95%
      63°
      10AM
      89%
      63°
      11AM
      91%
      63°
      12PM
      82%
      64°
      1PM
      68%
      64°
      2PM
      53%
      64°
      3PM
      35%
      65°
      4PM
      70%
      65°
      5PM
      75%
      65°
      6PM
      69%
      65°
      6:35PM
      Sunset
      7PM
      72%
      65°
      8PM
      65%
      64°
      Time Conditions Temp. Feels Like Precip Amount Cloud Cover Dew Point Humidity Wind Pressure
      9:00 pm
      Partly Cloudy
      		 67°F 67°F 1% 0in 30% 55°F 65% 3 mph S 29.91in
      10:00 pm
      Partly Cloudy
      		 66°F 66°F 15% 0in 54% 54°F 65% 4 mph S 29.91in
      11:00 pm
      Partly Cloudy
      		 66°F 66°F 15% 0in 54% 53°F 64% 5 mph S 29.9in
      Additional Conditions
      1. Pressure 29.91 in
      2. Visibility 10 miles
      3. Clouds Partly Cloudy
      4. Dew Point55°F
      5. Humidity 65%
      6. Rainfall 0 in
      7. Snow Depth 0 in
       KPWK Station History
      Almanac for September 29, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 79°F 70°F 99°F 1953
      4. Low 49°F 52°F 32°F 1984
      5. Rain/Snow Depth
      6. Precipitation 0.02 in 2.9 in -
      7. Snow 0 in 0 in -
      Almanac for September 30, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 67°F 70°F 92°F
      4. Low 62°F 51°F 29°F
      Astronomy
      1. Sun Rise Set
      2. Actual Time 6:46 AM 6:36 PM
      3. Civil Twilight 6:18 AM 7:04 PM
      4. Nautical Twilight 5:46 AM 7:36PM
      5. Astronomical Twilight 5:13 AM 8:09 PM
      1. Length of Visible Light 12h 45m
      2. Length of Day 11h 49m
      3. Tomorrow will be 2 minutes 48 seconds shorter
      1. Moon 7:53 PM 10:20 AM
      2. Waning Gibbous86% of the Moon is Illuminated
      Oct 3
      Waning Half Last Qtr
      Oct 10
      New Moon
      Oct 18
      Waxing Half First Qtr
      Oct 25
      Full Moon
      Nearby Weather Stations
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      Elev.
      Updated
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