Air Density Online

Black Hills Speedway in Rapid City, South Dakota
Historical weather information* for Saturday, September 21 2019

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


Get current weather for Black Hills Speedway.
Track elevation: 3129.9 ft.

General conditions: Partly cloudy throughout the day.

  • Time
  • Temp
  • Hum
  • Uncorrected Barometer
  • Dew Point
  • Grains
  • Wind
  • Air Density
  • Density Altitude
  • Sep 21 12:00 am
  • 58 deg F
  • 89%
  • 26.51 Hg
  • 55 deg F
  • 72.2
  • NW 6 mph
  • 87.50 %
  • 4499 ft.
  • Sep 21 1:00 am
  • 60 deg F
  • 81%
  • 26.58 Hg
  • 54 deg F
  • 70.3
  • NW 6 mph
  • 87.44 %
  • 4524 ft.
  • Sep 21 2:00 am
  • 59 deg F
  • 84%
  • 26.52 Hg
  • 54 deg F
  • 70.5
  • NW 4 mph
  • 87.41 %
  • 4536 ft.
  • Sep 21 3:00 am
  • 56 deg F
  • 91%
  • 26.52 Hg
  • 53 deg F
  • 68.6
  • W 4 mph
  • 87.95 %
  • 4332 ft.
  • Sep 21 4:00 am
  • 53 deg F
  • 93%
  • 26.54 Hg
  • 51 deg F
  • 62.7
  • NW 4 mph
  • 88.65 %
  • 4067 ft.
  • Sep 21 5:00 am
  • 54 deg F
  • 80%
  • 26.56 Hg
  • 48 deg F
  • 55.8
  • NE 5 mph
  • 88.66 %
  • 4064 ft.
  • Sep 21 6:00 am
  • 53 deg F
  • 85%
  • 26.57 Hg
  • 49 deg F
  • 57.1
  • SW 2 mph
  • 88.85 %
  • 3993 ft.
  • Sep 21 7:00 am
  • 52 deg F
  • 82%
  • 26.61 Hg
  • 47 deg F
  • 53.0
  • NW 6 mph
  • 89.23 %
  • 3851 ft.
  • Sep 21 8:00 am
  • 54 deg F
  • 81%
  • 26.63 Hg
  • 48 deg F
  • 56.4
  • NW 6 mph
  • 88.88 %
  • 3981 ft.
  • Sep 21 9:00 am
  • 59 deg F
  • 72%
  • 26.63 Hg
  • 50 deg F
  • 60.1
  • NW 5 mph
  • 87.98 %
  • 4320 ft.
  • Sep 21 10:00 am
  • 61 deg F
  • 67%
  • 26.65 Hg
  • 50 deg F
  • 60.0
  • W 5 mph
  • 87.68 %
  • 4434 ft.
  • Sep 21 11:00 am
  • 64 deg F
  • 49%
  • 26.63 Hg
  • 44 deg F
  • 48.7
  • SW 7 mph
  • 87.35 %
  • 4557 ft.
  • Sep 21 12:00 pm
  • 64 deg F
  • 48%
  • 26.65 Hg
  • 44 deg F
  • 47.6
  • NW 11 mph
  • 87.42 %
  • 4531 ft.
  • Sep 21 1:00 pm
  • 65 deg F
  • 42%
  • 26.65 Hg
  • 41 deg F
  • 43.1
  • NW 11 mph
  • 87.37 %
  • 4551 ft.
  • Sep 21 2:00 pm
  • 65 deg F
  • 41%
  • 26.66 Hg
  • 41 deg F
  • 42.1
  • NW 12 mph
  • 87.42 %
  • 4530 ft.
  • Sep 21 3:00 pm
  • 66 deg F
  • 40%
  • 26.69 Hg
  • 41 deg F
  • 42.5
  • NW 12 mph
  • 87.32 %
  • 4568 ft.
  • Sep 21 4:00 pm
  • 62 deg F
  • 46%
  • 26.72 Hg
  • 41 deg F
  • 42.4
  • NW 11 mph
  • 88.11 %
  • 4270 ft.
  • Sep 21 5:00 pm
  • 61 deg F
  • 51%
  • 26.75 Hg
  • 43 deg F
  • 45.3
  • NW 12 mph
  • 88.30 %
  • 4197 ft.
  • Sep 21 6:00 pm
  • 59 deg F
  • 54%
  • 26.75 Hg
  • 42 deg F
  • 44.7
  • NW 10 mph
  • 88.65 %
  • 4066 ft.
  • Sep 21 7:00 pm
  • 57 deg F
  • 59%
  • 26.78 Hg
  • 43 deg F
  • 45.4
  • NW 8 mph
  • 89.10 %
  • 3898 ft.
  • Sep 21 8:00 pm
  • 57 deg F
  • 60%
  • 26.79 Hg
  • 43 deg F
  • 46.2
  • NW 8 mph
  • 89.13 %
  • 3887 ft.
  • Sep 21 9:00 pm
  • 57 deg F
  • 60%
  • 26.79 Hg
  • 43 deg F
  • 46.2
  • NW 7 mph
  • 89.11 %
  • 3895 ft.
  • Sep 21 10:00 pm
  • 55 deg F
  • 62%
  • 26.81 Hg
  • 42 deg F
  • 44.3
  • NW 5 mph
  • 89.56 %
  • 3728 ft.
  • Sep 21 11:00 pm
  • 54 deg F
  • 63%
  • 26.81 Hg
  • 42 deg F
  • 43.4
  • SW 6 mph
  • 89.76 %
  • 3654 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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