Air Density Online

Thunder Valley Dragways in Marion, South Dakota
Historical weather information* for Tuesday, April 20 2021

Powered by Darksky.net. Dates available from 2016-present. Please note that some dates might have incomplete data.


Get current weather for Thunder Valley Dragways.
Track elevation: 1351.7 ft.

General conditions: Partly cloudy throughout the day.

  • Time
  • Temp
  • Hum
  • Uncorrected Barometer
  • Dew Point
  • Grains
  • Wind
  • Air Density
  • Density Altitude
  • Apr 20 12:00 am
  • 32 deg F
  • 60%
  • 28.80 Hg
  • 21 deg F
  • 16.4
  • NW 8 mph
  • 101.37 %
  • -467 ft.
  • Apr 20 1:00 am
  • 30 deg F
  • 67%
  • 28.80 Hg
  • 21 deg F
  • 16.9
  • NW 8 mph
  • 101.76 %
  • -600 ft.
  • Apr 20 2:00 am
  • 29 deg F
  • 69%
  • 28.80 Hg
  • 21 deg F
  • 16.7
  • NW 7 mph
  • 101.99 %
  • -675 ft.
  • Apr 20 3:00 am
  • 28 deg F
  • 69%
  • 28.81 Hg
  • 20 deg F
  • 16.0
  • NW 7 mph
  • 102.24 %
  • -761 ft.
  • Apr 20 4:00 am
  • 26 deg F
  • 74%
  • 28.82 Hg
  • 20 deg F
  • 15.8
  • NW 7 mph
  • 102.71 %
  • -917 ft.
  • Apr 20 5:00 am
  • 25 deg F
  • 79%
  • 28.82 Hg
  • 21 deg F
  • 16.2
  • NW 7 mph
  • 102.88 %
  • -975 ft.
  • Apr 20 6:00 am
  • 24 deg F
  • 87%
  • 28.82 Hg
  • 22 deg F
  • 17.1
  • NW 6 mph
  • 103.07 %
  • -1039 ft.
  • Apr 20 7:00 am
  • 23 deg F
  • 87%
  • 28.82 Hg
  • 21 deg F
  • 16.4
  • NW 6 mph
  • 103.33 %
  • -1126 ft.
  • Apr 20 8:00 am
  • 28 deg F
  • 80%
  • 28.83 Hg
  • 23 deg F
  • 18.6
  • NW 7 mph
  • 102.23 %
  • -757 ft.
  • Apr 20 9:00 am
  • 32 deg F
  • 72%
  • 28.83 Hg
  • 25 deg F
  • 19.7
  • NW 7 mph
  • 101.37 %
  • -468 ft.
  • Apr 20 10:00 am
  • 36 deg F
  • 58%
  • 28.82 Hg
  • 23 deg F
  • 18.6
  • NW 9 mph
  • 100.54 %
  • -185 ft.
  • Apr 20 11:00 am
  • 38 deg F
  • 50%
  • 28.80 Hg
  • 22 deg F
  • 17.4
  • NW 9 mph
  • 100.12 %
  • -40 ft.
  • Apr 20 12:00 pm
  • 40 deg F
  • 43%
  • 28.78 Hg
  • 21 deg F
  • 16.2
  • NW 11 mph
  • 99.68 %
  • 111 ft.
  • Apr 20 1:00 pm
  • 42 deg F
  • 37%
  • 28.76 Hg
  • 19 deg F
  • 15.0
  • NW 10 mph
  • 99.24 %
  • 262 ft.
  • Apr 20 2:00 pm
  • 43 deg F
  • 32%
  • 28.75 Hg
  • 17 deg F
  • 13.5
  • NW 10 mph
  • 99.01 %
  • 339 ft.
  • Apr 20 3:00 pm
  • 45 deg F
  • 28%
  • 28.73 Hg
  • 16 deg F
  • 12.8
  • NW 9 mph
  • 98.59 %
  • 485 ft.
  • Apr 20 4:00 pm
  • 44 deg F
  • 28%
  • 28.73 Hg
  • 15 deg F
  • 12.3
  • NW 9 mph
  • 98.78 %
  • 420 ft.
  • Apr 20 5:00 pm
  • 44 deg F
  • 30%
  • 28.71 Hg
  • 17 deg F
  • 13.2
  • NW 8 mph
  • 98.72 %
  • 441 ft.
  • Apr 20 6:00 pm
  • 43 deg F
  • 40%
  • 28.71 Hg
  • 21 deg F
  • 16.9
  • NW 11 mph
  • 98.83 %
  • 402 ft.
  • Apr 20 7:00 pm
  • 42 deg F
  • 54%
  • 28.72 Hg
  • 27 deg F
  • 22.0
  • NW 9 mph
  • 98.94 %
  • 364 ft.
  • Apr 20 8:00 pm
  • 40 deg F
  • 68%
  • 28.74 Hg
  • 30 deg F
  • 25.7
  • NW 7 mph
  • 99.31 %
  • 236 ft.
  • Apr 20 9:00 pm
  • 37 deg F
  • 75%
  • 28.75 Hg
  • 30 deg F
  • 25.1
  • NW 5 mph
  • 99.97 %
  • 9 ft.
  • Apr 20 10:00 pm
  • 36 deg F
  • 82%
  • 28.77 Hg
  • 31 deg F
  • 26.4
  • NW 4 mph
  • 100.20 %
  • -67 ft.
  • Apr 20 11:00 pm
  • 34 deg F
  • 90%
  • 28.78 Hg
  • 31 deg F
  • 26.8
  • NW 5 mph
  • 100.63 %
  • -216 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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