Air Density Online

I-90 Speedway in Hartford, South Dakota
Historical weather information* for Saturday, January 18 2020

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


Get current weather for I-90 Speedway.
Track elevation: 1613 ft.

General conditions: Dangerously windy and partly cloudy throughout the day.

  • Time
  • Temp
  • Hum
  • Uncorrected Barometer
  • Dew Point
  • Grains
  • Wind
  • Air Density
  • Density Altitude
  • Jan 18 12:00 am
  • 26 deg F
  • 87%
  • 28.15 Hg
  • 23 deg F
  • 19.1
  • SW 5 mph
  • 100.23 %
  • -80 ft.
  • Jan 18 1:00 am
  • 22 deg F
  • 84%
  • 28.18 Hg
  • 19 deg F
  • 15.5
  • SW 13 mph
  • 101.27 %
  • -432 ft.
  • Jan 18 2:00 am
  • 15 deg F
  • 72%
  • 28.25 Hg
  • 11 deg F
  • 9.8
  • NW 28 mph
  • 103.12 %
  • -1055 ft.
  • Jan 18 3:00 am
  • 10 deg F
  • 73%
  • 28.31 Hg
  • 8 deg F
  • 8.0
  • NW 31 mph
  • 104.51 %
  • -1518 ft.
  • Jan 18 4:00 am
  • 7 deg F
  • 72%
  • 28.35 Hg
  • 6 deg F
  • 6.8
  • NW 31 mph
  • 105.36 %
  • -1799 ft.
  • Jan 18 5:00 am
  • 5 deg F
  • 71%
  • 28.39 Hg
  • 5 deg F
  • 6.2
  • NW 30 mph
  • 105.96 %
  • -1995 ft.
  • Jan 18 6:00 am
  • 4 deg F
  • 73%
  • 28.43 Hg
  • 5 deg F
  • 6.0
  • NW 30 mph
  • 106.33 %
  • -2118 ft.
  • Jan 18 7:00 am
  • 3 deg F
  • 73%
  • 28.46 Hg
  • 4 deg F
  • 5.8
  • NW 30 mph
  • 106.70 %
  • -2236 ft.
  • Jan 18 8:00 am
  • 2 deg F
  • 73%
  • 28.50 Hg
  • 4 deg F
  • 5.5
  • NW 29 mph
  • 107.10 %
  • -2368 ft.
  • Jan 18 9:00 am
  • 0 deg F
  • 73%
  • 28.54 Hg
  • 3 deg F
  • 5.0
  • NW 28 mph
  • 107.71 %
  • -2564 ft.
  • Jan 18 10:00 am
  • 0 deg F
  • 72%
  • 28.56 Hg
  • 2 deg F
  • 4.9
  • NW 28 mph
  • 107.80 %
  • -2595 ft.
  • Jan 18 11:00 am
  • 0 deg F
  • 69%
  • 28.58 Hg
  • 2 deg F
  • 4.7
  • NW 29 mph
  • 107.87 %
  • -2617 ft.
  • Jan 18 12:00 pm
  • -1 deg F
  • 69%
  • 28.59 Hg
  • 1 deg F
  • 4.5
  • NW 29 mph
  • 108.16 %
  • -2712 ft.
  • Jan 18 1:00 pm
  • 0 deg F
  • 66%
  • 28.60 Hg
  • 1 deg F
  • 4.5
  • NW 29 mph
  • 107.95 %
  • -2643 ft.
  • Jan 18 2:00 pm
  • 0 deg F
  • 64%
  • 28.61 Hg
  • 1 deg F
  • 4.4
  • NW 28 mph
  • 108.01 %
  • -2661 ft.
  • Jan 18 3:00 pm
  • 1 deg F
  • 63%
  • 28.64 Hg
  • 1 deg F
  • 4.5
  • NW 25 mph
  • 107.86 %
  • -2614 ft.
  • Jan 18 4:00 pm
  • 2 deg F
  • 62%
  • 28.66 Hg
  • 2 deg F
  • 4.6
  • NW 24 mph
  • 107.70 %
  • -2562 ft.
  • Jan 18 5:00 pm
  • 1 deg F
  • 63%
  • 28.65 Hg
  • 1 deg F
  • 4.5
  • NW 23 mph
  • 107.89 %
  • -2625 ft.
  • Jan 18 6:00 pm
  • 0 deg F
  • 60%
  • 28.68 Hg
  • 0 deg F
  • 4.1
  • NW 23 mph
  • 108.25 %
  • -2741 ft.
  • Jan 18 7:00 pm
  • 0 deg F
  • 60%
  • 28.70 Hg
  • 0 deg F
  • 4.1
  • NW 23 mph
  • 108.36 %
  • -2775 ft.
  • Jan 18 8:00 pm
  • 0 deg F
  • 58%
  • 28.74 Hg
  • 0 deg F
  • 3.9
  • NW 22 mph
  • 108.49 %
  • -2817 ft.
  • Jan 18 9:00 pm
  • -1 deg F
  • 57%
  • 28.75 Hg
  • 0 deg F
  • 3.7
  • NW 22 mph
  • 108.79 %
  • -2912 ft.
  • Jan 18 10:00 pm
  • -2 deg F
  • 57%
  • 28.78 Hg
  • -1 deg F
  • 3.5
  • NW 21 mph
  • 109.12 %
  • -3020 ft.
  • Jan 18 11:00 pm
  • -3 deg F
  • 57%
  • 28.80 Hg
  • -1 deg F
  • 3.3
  • NW 20 mph
  • 109.44 %
  • -3121 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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