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
  • 10/25 08:00 PM
  • 66
  • 78%
  • 29.93 Hg
  • 59
  • 74.4
  • 97.22 %
  • 961 ft.
  • 10/25 11:00 PM
  • 63
  • 87%
  • 29.93 Hg
  • 59
  • 74.7
  • 97.77 %
  • 768 ft.
  • 10/26 02:00 AM
  • 60
  • 97%
  • 29.93 Hg
  • 59
  • 74.9
  • 98.34 %
  • 574 ft.
  • 10/26 05:00 AM
  • 59
  • 100%
  • 29.93 Hg
  • 59
  • 74.5
  • 98.53 %
  • 505 ft.
  • 10/26 08:00 AM
  • 69
  • 76%
  • 29.93 Hg
  • 61
  • 80.5
  • 96.54 %
  • 1201 ft.
  • 10/26 11:00 AM
  • 79
  • 57%
  • 29.93 Hg
  • 63
  • 84.5
  • 94.66 %
  • 1866 ft.
  • 10/26 02:00 PM
  • 84
  • 48%
  • 29.93 Hg
  • 62
  • 83.7
  • 93.81 %
  • 2172 ft.
  • 10/26 05:00 PM
  • 76
  • 62%
  • 29.93 Hg
  • 62
  • 83.2
  • 95.22 %
  • 1668 ft.
  • 10/26 08:00 PM
  • 71
  • 75%
  • 29.93 Hg
  • 63
  • 85.1
  • 96.08 %
  • 1364 ft.
  • 10/26 11:00 PM
  • 68
  • 84%
  • 29.93 Hg
  • 63
  • 86.0
  • 96.60 %
  • 1179 ft.
  • 10/27 02:00 AM
  • 66
  • 90%
  • 29.93 Hg
  • 63
  • 86.0
  • 96.97 %
  • 1050 ft.
  • 10/27 05:00 AM
  • 65
  • 94%
  • 29.93 Hg
  • 63
  • 86.8
  • 97.14 %
  • 991 ft.
  • 10/27 08:00 AM
  • 72
  • 76%
  • 29.93 Hg
  • 64
  • 89.3
  • 95.80 %
  • 1460 ft.
  • 10/27 11:00 AM
  • 80
  • 60%
  • 29.93 Hg
  • 65
  • 92.0
  • 94.33 %
  • 1986 ft.
  • 10/27 02:00 PM
  • 83
  • 57%
  • 29.93 Hg
  • 66
  • 96.5
  • 93.71 %
  • 2207 ft.
  • 10/27 05:00 PM
  • 77
  • 71%
  • 29.93 Hg
  • 67
  • 98.8
  • 94.71 %
  • 1850 ft.
  • 10/27 08:00 PM
  • 73
  • 79%
  • 29.93 Hg
  • 66
  • 96.2
  • 95.48 %
  • 1576 ft.

Get weather information from the National Weather Service here.