Air Density Online

Forecast weather information* for Royal Purple Raceway in Houston (Baytown), Texas

Please note that this section is considered experimental. Barometer values used in this page are the current barometer values only. For more information, please see the FAQ section.

Track elevation: 39.4 ft.

Get detailed current weather information for this track.

  • Time
  • Temp
  • Humidity
  • Barometer
  • Dew Point
  • Grains
  • Air Density
  • Density Altitude
  • 11/25 04:00 PM
  • 55
  • 51%
  • 29.93 Hg
  • 37
  • 32.6
  • 100.25 %
  • -85 ft.
  • 11/25 07:00 PM
  • 50
  • 58%
  • 29.93 Hg
  • 36
  • 30.8
  • 101.27 %
  • -434 ft.
  • 11/25 10:00 PM
  • 47
  • 61%
  • 29.93 Hg
  • 34
  • 28.9
  • 101.92 %
  • -651 ft.
  • 11/26 01:00 AM
  • 45
  • 62%
  • 29.93 Hg
  • 33
  • 27.3
  • 102.36 %
  • -800 ft.
  • 11/26 04:00 AM
  • 44
  • 65%
  • 29.93 Hg
  • 33
  • 27.5
  • 102.56 %
  • -867 ft.
  • 11/26 07:00 AM
  • 53
  • 56%
  • 29.93 Hg
  • 38
  • 33.2
  • 100.62 %
  • -213 ft.
  • 11/26 10:00 AM
  • 66
  • 43%
  • 29.93 Hg
  • 43
  • 40.7
  • 97.97 %
  • 701 ft.
  • 11/26 01:00 PM
  • 69
  • 43%
  • 29.93 Hg
  • 46
  • 45.2
  • 97.31 %
  • 929 ft.
  • 11/26 04:00 PM
  • 59
  • 65%
  • 29.93 Hg
  • 47
  • 48.1
  • 99.12 %
  • 301 ft.
  • 11/26 07:00 PM
  • 52
  • 83%
  • 29.93 Hg
  • 47
  • 47.6
  • 100.49 %
  • -168 ft.
  • 11/26 10:00 PM
  • 48
  • 90%
  • 29.93 Hg
  • 45
  • 44.5
  • 101.36 %
  • -462 ft.
  • 11/27 01:00 AM
  • 46
  • 89%
  • 29.93 Hg
  • 43
  • 40.8
  • 101.84 %
  • -626 ft.
  • 11/27 04:00 AM
  • 45
  • 90%
  • 29.93 Hg
  • 42
  • 39.7
  • 102.07 %
  • -703 ft.
  • 11/27 07:00 AM
  • 53
  • 74%
  • 29.93 Hg
  • 45
  • 44.0
  • 100.38 %
  • -129 ft.
  • 11/27 10:00 AM
  • 64
  • 56%
  • 29.93 Hg
  • 48
  • 49.5
  • 98.15 %
  • 639 ft.
  • 11/27 01:00 PM
  • 67
  • 55%
  • 29.93 Hg
  • 50
  • 54.0
  • 97.49 %
  • 869 ft.
  • 11/27 04:00 PM
  • 58
  • 78%
  • 29.93 Hg
  • 51
  • 55.8
  • 99.14 %
  • 295 ft.

Get weather information from the National Weather Service here.