Air Density Online

Weather forecast information* for
Race USA in Tucson, Arizona

Note: This section is considered experimental. Barometer values used in this page are the current barometer values only. See the FAQ section for more info.

Current weather information for Race USA. Track elevation: 2677.2 ft.

  • Time
  • Temp
  • Humidity
  • Uncorrected Barometer
  • Dew Point
  • Grains
  • Air Density
  • Density Altitude
  • 07/16 05:00 PM
  • 91 deg F
  • 40%
  • 27.19 Hg
  • 63 deg F
  • 96.1
  • 83.90 %
  • 5888 ft.
  • 07/16 08:00 PM
  • 84 deg F
  • 53%
  • 27.19 Hg
  • 65 deg F
  • 102.1
  • 84.87 %
  • 5511 ft.
  • 07/16 11:00 PM
  • 80 deg F
  • 65%
  • 27.19 Hg
  • 67 deg F
  • 110.2
  • 85.34 %
  • 5328 ft.
  • 07/17 02:00 AM
  • 78 deg F
  • 65%
  • 27.19 Hg
  • 65 deg F
  • 103.0
  • 85.80 %
  • 5152 ft.
  • 07/17 05:00 AM
  • 76 deg F
  • 69%
  • 27.19 Hg
  • 65 deg F
  • 102.4
  • 86.13 %
  • 5024 ft.
  • 07/17 08:00 AM
  • 82 deg F
  • 56%
  • 27.19 Hg
  • 65 deg F
  • 101.1
  • 85.20 %
  • 5383 ft.
  • 07/17 11:00 AM
  • 92 deg F
  • 37%
  • 27.19 Hg
  • 62 deg F
  • 91.6
  • 83.83 %
  • 5914 ft.
  • 07/17 02:00 PM
  • 94 deg F
  • 32%
  • 27.19 Hg
  • 60 deg F
  • 84.2
  • 83.67 %
  • 5978 ft.
  • 07/17 05:00 PM
  • 92 deg F
  • 35%
  • 27.19 Hg
  • 60 deg F
  • 86.6
  • 83.93 %
  • 5877 ft.
  • 07/17 08:00 PM
  • 85 deg F
  • 46%
  • 27.19 Hg
  • 62 deg F
  • 91.3
  • 84.92 %
  • 5492 ft.
  • 07/17 11:00 PM
  • 80 deg F
  • 62%
  • 27.19 Hg
  • 66 deg F
  • 105.0
  • 85.44 %
  • 5289 ft.
  • 07/18 02:00 AM
  • 78 deg F
  • 67%
  • 27.19 Hg
  • 66 deg F
  • 106.3
  • 85.73 %
  • 5176 ft.
  • 07/18 05:00 AM
  • 76 deg F
  • 71%
  • 27.19 Hg
  • 66 deg F
  • 105.4
  • 86.07 %
  • 5046 ft.
  • 07/18 08:00 AM
  • 82 deg F
  • 59%
  • 27.19 Hg
  • 66 deg F
  • 106.7
  • 85.09 %
  • 5424 ft.
  • 07/18 11:00 AM
  • 92 deg F
  • 41%
  • 27.19 Hg
  • 65 deg F
  • 101.8
  • 83.64 %
  • 5989 ft.
  • 07/18 02:00 PM
  • 94 deg F
  • 36%
  • 27.19 Hg
  • 63 deg F
  • 94.9
  • 83.47 %
  • 6057 ft.
  • 07/18 05:00 PM
  • 92 deg F
  • 36%
  • 27.19 Hg
  • 61 deg F
  • 89.1
  • 83.88 %
  • 5895 ft.
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Get weather information from the National Weather Service here.

This page provides detailed weather information for racers to track weather at Race USA. View full list of tracks. Learn more about how to use this site on our FAQ page.

Please note that basic weather data used here is obtained from third party weather providers. As a result, the weather information provided cannot be guaranteed by airdensityonline.com. Airdensityonline.com is not a representative of any third party weather providers.


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