Air Density Online

Weather forecast information* for
Southern Illinois Raceway in Marion, Illinois

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 Southern Illinois Raceway. Track elevation: 486 ft.

  • Time
  • Temp
  • Humidity
  • Uncorrected Barometer
  • Dew Point
  • Grains
  • Air Density
  • Density Altitude
  • 08/17 04:00 PM
  • 82 deg F
  • 74%
  • 29.48 Hg
  • 73 deg F
  • 123.9
  • 91.91 %
  • 2859 ft.
  • 08/17 07:00 PM
  • 79 deg F
  • 85%
  • 29.48 Hg
  • 74 deg F
  • 129.2
  • 92.31 %
  • 2713 ft.
  • 08/17 10:00 PM
  • 71 deg F
  • 100%
  • 29.48 Hg
  • 71 deg F
  • 116.0
  • 93.98 %
  • 2110 ft.
  • 08/18 01:00 AM
  • 71 deg F
  • 100%
  • 29.48 Hg
  • 71 deg F
  • 116.0
  • 93.98 %
  • 2110 ft.
  • 08/18 04:00 AM
  • 70 deg F
  • 100%
  • 29.48 Hg
  • 70 deg F
  • 112.0
  • 94.24 %
  • 2016 ft.
  • 08/18 07:00 AM
  • 70 deg F
  • 100%
  • 29.48 Hg
  • 70 deg F
  • 112.0
  • 94.24 %
  • 2016 ft.
  • 08/18 10:00 AM
  • 77 deg F
  • 87%
  • 29.48 Hg
  • 73 deg F
  • 123.6
  • 92.77 %
  • 2546 ft.
  • 08/18 01:00 PM
  • 84 deg F
  • 68%
  • 29.48 Hg
  • 72 deg F
  • 121.4
  • 91.62 %
  • 2964 ft.
  • 08/18 04:00 PM
  • 85 deg F
  • 65%
  • 29.48 Hg
  • 72 deg F
  • 119.8
  • 91.49 %
  • 3014 ft.
  • 08/18 07:00 PM
  • 80 deg F
  • 77%
  • 29.48 Hg
  • 72 deg F
  • 120.7
  • 92.32 %
  • 2711 ft.
  • 08/18 10:00 PM
  • 75 deg F
  • 87%
  • 29.48 Hg
  • 71 deg F
  • 115.5
  • 93.29 %
  • 2359 ft.
  • 08/19 01:00 AM
  • 71 deg F
  • 96%
  • 29.48 Hg
  • 70 deg F
  • 111.2
  • 94.08 %
  • 2074 ft.
  • 08/19 04:00 AM
  • 69 deg F
  • 97%
  • 29.48 Hg
  • 68 deg F
  • 104.8
  • 94.57 %
  • 1898 ft.
  • 08/19 07:00 AM
  • 69 deg F
  • 97%
  • 29.48 Hg
  • 68 deg F
  • 104.8
  • 94.57 %
  • 1898 ft.
  • 08/19 10:00 AM
  • 79 deg F
  • 77%
  • 29.48 Hg
  • 71 deg F
  • 116.7
  • 92.57 %
  • 2619 ft.
  • 08/19 01:00 PM
  • 85 deg F
  • 63%
  • 29.48 Hg
  • 71 deg F
  • 116.0
  • 91.57 %
  • 2985 ft.
  • 08/19 04:00 PM
  • 86 deg F
  • 59%
  • 29.48 Hg
  • 70 deg F
  • 112.0
  • 91.48 %
  • 3017 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 Southern Illinois Raceway. 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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