Air Density Online

Forecasted weather information* for
Southern Illinois Raceway in Marion, Illinois

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: 486 ft.

Get detailed current weather information for Southern Illinois Raceway.

  • Time
  • Temp
  • Humidity
  • Uncorrected Barometer
  • Dew Point
  • Grains
  • Air Density
  • Density Altitude
  • 10/20 01:00 PM
  • 73 deg F
  • 50%
  • 29.72 Hg
  • 53 deg F
  • 60.8
  • 95.56 %
  • 1547 ft.
  • 10/20 04:00 PM
  • 78 deg F
  • 41%
  • 29.72 Hg
  • 52 deg F
  • 58.9
  • 94.71 %
  • 1849 ft.
  • 10/20 07:00 PM
  • 68 deg F
  • 61%
  • 29.72 Hg
  • 54 deg F
  • 62.6
  • 96.42 %
  • 1241 ft.
  • 10/20 10:00 PM
  • 62 deg F
  • 73%
  • 29.72 Hg
  • 53 deg F
  • 60.7
  • 97.57 %
  • 838 ft.
  • 10/21 01:00 AM
  • 59 deg F
  • 75%
  • 29.72 Hg
  • 51 deg F
  • 56.0
  • 98.24 %
  • 605 ft.
  • 10/21 04:00 AM
  • 57 deg F
  • 77%
  • 29.72 Hg
  • 50 deg F
  • 53.5
  • 98.68 %
  • 454 ft.
  • 10/21 07:00 AM
  • 56 deg F
  • 78%
  • 29.72 Hg
  • 49 deg F
  • 52.3
  • 98.90 %
  • 378 ft.
  • 10/21 10:00 AM
  • 67 deg F
  • 59%
  • 29.72 Hg
  • 52 deg F
  • 58.4
  • 96.70 %
  • 1145 ft.
  • 10/21 01:00 PM
  • 75 deg F
  • 50%
  • 29.72 Hg
  • 55 deg F
  • 65.1
  • 95.11 %
  • 1707 ft.
  • 10/21 04:00 PM
  • 76 deg F
  • 51%
  • 29.72 Hg
  • 57 deg F
  • 68.7
  • 94.85 %
  • 1798 ft.
  • 10/21 07:00 PM
  • 69 deg F
  • 66%
  • 29.72 Hg
  • 57 deg F
  • 70.2
  • 96.08 %
  • 1364 ft.
  • 10/21 10:00 PM
  • 65 deg F
  • 81%
  • 29.72 Hg
  • 59 deg F
  • 75.1
  • 96.70 %
  • 1144 ft.
  • 10/22 01:00 AM
  • 64 deg F
  • 81%
  • 29.72 Hg
  • 58 deg F
  • 72.5
  • 96.94 %
  • 1059 ft.
  • 10/22 04:00 AM
  • 64 deg F
  • 84%
  • 29.72 Hg
  • 59 deg F
  • 75.2
  • 96.88 %
  • 1080 ft.
  • 10/22 07:00 AM
  • 63 deg F
  • 90%
  • 29.72 Hg
  • 60 deg F
  • 77.9
  • 97.01 %
  • 1035 ft.
  • 10/22 10:00 AM
  • 69 deg F
  • 79%
  • 29.72 Hg
  • 62 deg F
  • 84.3
  • 95.77 %
  • 1472 ft.
  • 10/22 01:00 PM
  • 70 deg F
  • 79%
  • 29.72 Hg
  • 63 deg F
  • 87.3
  • 95.53 %
  • 1559 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.