Air Density Online

Southern Illinois Raceway in Marion, Illinois
Weather forecast information*

Note: This section is considered experimental*. All weather data comes from Darksky.net.

Get current weather information for Southern Illinois Raceway. Track elevation: 486 ft.

Today: Humid and partly cloudy throughout the day. This week: Rain on Sunday and next Monday, with high temperatures falling to 84°F next Monday.

  • Time
  • Temp
  • Hum
  • Uncorrected Barometer
  • Dew Point
  • Grains
  • Wind
  • Air Density
  • Density Altitude
  • Sep 16 5:00 pm
  • 94 deg F
  • 44%
  • 29.47 Hg
  • 69 deg F
  • 107.3
  • NW 5 mph
  • 90.23 %
  • 3476 ft.
  • Sep 16 6:00 pm
  • 91 deg F
  • 49%
  • 29.47 Hg
  • 69 deg F
  • 108.9
  • NW 4 mph
  • 90.69 %
  • 3306 ft.
  • Sep 16 7:00 pm
  • 87 deg F
  • 63%
  • 29.47 Hg
  • 73 deg F
  • 123.9
  • NW 4 mph
  • 91.05 %
  • 3173 ft.
  • Sep 16 8:00 pm
  • 83 deg F
  • 76%
  • 29.49 Hg
  • 75 deg F
  • 131.6
  • N 4 mph
  • 91.62 %
  • 2967 ft.
  • Sep 16 9:00 pm
  • 81 deg F
  • 81%
  • 29.51 Hg
  • 75 deg F
  • 131.3
  • NE 4 mph
  • 92.03 %
  • 2818 ft.
  • Sep 16 10:00 pm
  • 79 deg F
  • 86%
  • 29.52 Hg
  • 74 deg F
  • 130.6
  • NE 4 mph
  • 92.42 %
  • 2675 ft.
  • Sep 16 11:00 pm
  • 78 deg F
  • 90%
  • 29.52 Hg
  • 75 deg F
  • 132.3
  • NE 4 mph
  • 92.55 %
  • 2627 ft.
  • Sep 17 12:00 am
  • 76 deg F
  • 93%
  • 29.51 Hg
  • 74 deg F
  • 127.8
  • NE 3 mph
  • 92.96 %
  • 2479 ft.
  • Sep 17 1:00 am
  • 76 deg F
  • 94%
  • 29.51 Hg
  • 74 deg F
  • 129.3
  • NE 3 mph
  • 92.91 %
  • 2496 ft.
  • Sep 17 2:00 am
  • 75 deg F
  • 94%
  • 29.51 Hg
  • 73 deg F
  • 124.9
  • NE 4 mph
  • 93.18 %
  • 2397 ft.
  • Sep 17 3:00 am
  • 74 deg F
  • 94%
  • 29.51 Hg
  • 72 deg F
  • 120.7
  • NE 4 mph
  • 93.45 %
  • 2303 ft.
  • Sep 17 4:00 am
  • 73 deg F
  • 95%
  • 29.51 Hg
  • 72 deg F
  • 117.8
  • NE 4 mph
  • 93.70 %
  • 2212 ft.
  • Sep 17 5:00 am
  • 72 deg F
  • 96%
  • 29.52 Hg
  • 71 deg F
  • 115.0
  • NE 4 mph
  • 93.96 %
  • 2117 ft.
  • Sep 17 6:00 am
  • 71 deg F
  • 97%
  • 29.53 Hg
  • 70 deg F
  • 112.2
  • NE 4 mph
  • 94.22 %
  • 2024 ft.
  • Sep 17 7:00 am
  • 68 deg F
  • 100%
  • 29.53 Hg
  • 68 deg F
  • 104.2
  • NE 4 mph
  • 94.93 %
  • 1771 ft.
  • Sep 17 8:00 am
  • 71 deg F
  • 100%
  • 29.54 Hg
  • 71 deg F
  • 115.8
  • NE 4 mph
  • 94.17 %
  • 2042 ft.
  • Sep 17 9:00 am
  • 77 deg F
  • 90%
  • 29.56 Hg
  • 74 deg F
  • 127.7
  • NE 4 mph
  • 92.93 %
  • 2489 ft.
  • Sep 17 10:00 am
  • 82 deg F
  • 80%
  • 29.56 Hg
  • 75 deg F
  • 133.9
  • NE 4 mph
  • 91.95 %
  • 2846 ft.
  • Sep 17 11:00 am
  • 85 deg F
  • 72%
  • 29.55 Hg
  • 75 deg F
  • 132.7
  • NE 5 mph
  • 91.44 %
  • 3031 ft.
  • Sep 17 12:00 pm
  • 87 deg F
  • 66%
  • 29.53 Hg
  • 74 deg F
  • 129.7
  • NE 5 mph
  • 91.12 %
  • 3150 ft.
  • Sep 17 1:00 pm
  • 89 deg F
  • 60%
  • 29.52 Hg
  • 73 deg F
  • 125.5
  • NE 5 mph
  • 90.83 %
  • 3257 ft.
  • Sep 17 2:00 pm
  • 90 deg F
  • 56%
  • 29.50 Hg
  • 72 deg F
  • 120.8
  • NE 6 mph
  • 90.71 %
  • 3300 ft.
  • Sep 17 3:00 pm
  • 91 deg F
  • 53%
  • 29.49 Hg
  • 72 deg F
  • 118.0
  • NE 6 mph
  • 90.55 %
  • 3358 ft.
  • Sep 17 4:00 pm
  • 90 deg F
  • 52%
  • 29.47 Hg
  • 70 deg F
  • 112.1
  • NE 7 mph
  • 90.80 %
  • 3268 ft.
  • Sep 17 5:00 pm
  • 89 deg F
  • 53%
  • 29.47 Hg
  • 70 deg F
  • 110.7
  • NE 6 mph
  • 90.97 %
  • 3204 ft.
  • Sep 17 6:00 pm
  • 86 deg F
  • 58%
  • 29.47 Hg
  • 70 deg F
  • 110.1
  • NE 6 mph
  • 91.50 %
  • 3010 ft.
  • Sep 17 7:00 pm
  • 82 deg F
  • 66%
  • 29.48 Hg
  • 70 deg F
  • 110.2
  • NE 6 mph
  • 92.20 %
  • 2755 ft.
  • Sep 17 8:00 pm
  • 78 deg F
  • 74%
  • 29.49 Hg
  • 69 deg F
  • 108.3
  • NE 6 mph
  • 92.95 %
  • 2482 ft.
  • Sep 17 9:00 pm
  • 76 deg F
  • 80%
  • 29.50 Hg
  • 69 deg F
  • 109.6
  • NE 6 mph
  • 93.30 %
  • 2355 ft.
  • Sep 17 10:00 pm
  • 74 deg F
  • 85%
  • 29.51 Hg
  • 69 deg F
  • 108.8
  • NE 6 mph
  • 93.69 %
  • 2215 ft.
  • Sep 17 11:00 pm
  • 73 deg F
  • 87%
  • 29.51 Hg
  • 69 deg F
  • 107.7
  • NE 6 mph
  • 93.89 %
  • 2141 ft.
  • Sep 18 12:00 am
  • 72 deg F
  • 88%
  • 29.51 Hg
  • 68 deg F
  • 105.2
  • NE 6 mph
  • 94.13 %
  • 2056 ft.
  • Sep 18 1:00 am
  • 71 deg F
  • 89%
  • 29.51 Hg
  • 68 deg F
  • 102.8
  • NE 6 mph
  • 94.36 %
  • 1974 ft.
  • Sep 18 2:00 am
  • 70 deg F
  • 89%
  • 29.51 Hg
  • 67 deg F
  • 99.3
  • NE 5 mph
  • 94.61 %
  • 1884 ft.
  • Sep 18 3:00 am
  • 69 deg F
  • 89%
  • 29.51 Hg
  • 66 deg F
  • 95.9
  • NE 5 mph
  • 94.87 %
  • 1793 ft.
  • Sep 18 4:00 am
  • 68 deg F
  • 90%
  • 29.52 Hg
  • 65 deg F
  • 93.6
  • NE 5 mph
  • 95.11 %
  • 1705 ft.
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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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