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
  • 07/28 08:00 PM
  • 84
  • 75%
  • 29.93 Hg
  • 75
  • 132.2
  • 92.79 %
  • 2538 ft.
  • 07/28 11:00 PM
  • 81
  • 80%
  • 29.93 Hg
  • 74
  • 127.8
  • 93.40 %
  • 2319 ft.
  • 07/29 02:00 AM
  • 78
  • 85%
  • 29.93 Hg
  • 73
  • 123.0
  • 94.02 %
  • 2095 ft.
  • 07/29 05:00 AM
  • 77
  • 88%
  • 29.93 Hg
  • 73
  • 123.2
  • 94.19 %
  • 2034 ft.
  • 07/29 08:00 AM
  • 85
  • 67%
  • 29.93 Hg
  • 73
  • 121.6
  • 92.84 %
  • 2521 ft.
  • 07/29 11:00 AM
  • 90
  • 58%
  • 29.93 Hg
  • 73
  • 123.4
  • 91.96 %
  • 2842 ft.
  • 07/29 02:00 PM
  • 93
  • 52%
  • 29.93 Hg
  • 73
  • 121.5
  • 91.50 %
  • 3009 ft.
  • 07/29 05:00 PM
  • 89
  • 64%
  • 29.93 Hg
  • 75
  • 132.3
  • 91.95 %
  • 2846 ft.
  • 07/29 08:00 PM
  • 83
  • 74%
  • 29.93 Hg
  • 74
  • 126.1
  • 93.09 %
  • 2431 ft.
  • 07/29 11:00 PM
  • 80
  • 82%
  • 29.93 Hg
  • 74
  • 126.8
  • 93.59 %
  • 2249 ft.
  • 07/30 02:00 AM
  • 77
  • 90%
  • 29.93 Hg
  • 74
  • 126.0
  • 94.13 %
  • 2055 ft.
  • 07/30 05:00 AM
  • 76
  • 93%
  • 29.93 Hg
  • 74
  • 126.0
  • 94.31 %
  • 1992 ft.
  • 07/30 08:00 AM
  • 84
  • 72%
  • 29.93 Hg
  • 74
  • 126.7
  • 92.91 %
  • 2497 ft.
  • 07/30 11:00 AM
  • 89
  • 59%
  • 29.93 Hg
  • 73
  • 121.6
  • 92.16 %
  • 2767 ft.
  • 07/30 02:00 PM
  • 92
  • 54%
  • 29.93 Hg
  • 73
  • 122.3
  • 91.65 %
  • 2955 ft.
  • 07/30 05:00 PM
  • 88
  • 61%
  • 29.93 Hg
  • 73
  • 121.9
  • 92.33 %
  • 2707 ft.
  • 07/30 08:00 PM
  • 83
  • 75%
  • 29.93 Hg
  • 74
  • 127.9
  • 93.05 %
  • 2444 ft.

Get weather information from the National Weather Service here.