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
  • 12/18 04:00 AM
  • 57
  • 100%
  • 29.93 Hg
  • 57
  • 69.2
  • 99.03 %
  • 333 ft.
  • 12/18 07:00 AM
  • 61
  • 100%
  • 29.93 Hg
  • 61
  • 80.1
  • 98.03 %
  • 679 ft.
  • 12/18 10:00 AM
  • 69
  • 84%
  • 29.93 Hg
  • 64
  • 89.1
  • 96.35 %
  • 1267 ft.
  • 12/18 01:00 PM
  • 72
  • 76%
  • 29.93 Hg
  • 64
  • 89.3
  • 95.80 %
  • 1460 ft.
  • 12/18 04:00 PM
  • 68
  • 84%
  • 29.93 Hg
  • 63
  • 86.0
  • 96.60 %
  • 1179 ft.
  • 12/18 07:00 PM
  • 65
  • 90%
  • 29.93 Hg
  • 62
  • 83.0
  • 97.22 %
  • 962 ft.
  • 12/18 10:00 PM
  • 64
  • 90%
  • 29.93 Hg
  • 61
  • 80.1
  • 97.47 %
  • 875 ft.
  • 12/19 01:00 AM
  • 63
  • 90%
  • 29.93 Hg
  • 60
  • 77.3
  • 97.72 %
  • 788 ft.
  • 12/19 04:00 AM
  • 62
  • 94%
  • 29.93 Hg
  • 60
  • 78.0
  • 97.89 %
  • 728 ft.
  • 12/19 07:00 AM
  • 63
  • 93%
  • 29.93 Hg
  • 61
  • 79.9
  • 97.66 %
  • 809 ft.
  • 12/19 10:00 AM
  • 66
  • 84%
  • 29.93 Hg
  • 61
  • 80.2
  • 97.10 %
  • 1005 ft.
  • 12/19 01:00 PM
  • 67
  • 73%
  • 29.93 Hg
  • 58
  • 72.0
  • 97.09 %
  • 1007 ft.
  • 12/19 04:00 PM
  • 59
  • 93%
  • 29.93 Hg
  • 57
  • 69.2
  • 98.65 %
  • 464 ft.
  • 12/19 07:00 PM
  • 54
  • 89%
  • 29.93 Hg
  • 51
  • 55.1
  • 99.93 %
  • 24 ft.
  • 12/19 10:00 PM
  • 51
  • 93%
  • 29.93 Hg
  • 49
  • 51.5
  • 100.60 %
  • -205 ft.
  • 12/20 01:00 AM
  • 50
  • 89%
  • 29.93 Hg
  • 47
  • 47.4
  • 100.89 %
  • -304 ft.
  • 12/20 04:00 AM
  • 48
  • 89%
  • 29.93 Hg
  • 45
  • 44.0
  • 101.37 %
  • -466 ft.

Get weather information from the National Weather Service here.