Air Density Online

I-90 Speedway in Hartford, South Dakota
Weather forecast information*

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

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

Today: Possible light rain tonight. This week: Rain tomorrow and next Friday.

  • Time
  • Temp
  • Hum
  • Uncorrected Barometer
  • Dew Point
  • Grains
  • Wind
  • Air Density
  • Density Altitude
  • Jul 23 10:00 am
  • 80 deg F
  • 69%
  • 28.21 Hg
  • 69 deg F
  • 112.8
  • SW 11 mph
  • 88.50 %
  • 4122 ft.
  • Jul 23 11:00 am
  • 83 deg F
  • 62%
  • 28.21 Hg
  • 69 deg F
  • 111.7
  • S 11 mph
  • 88.02 %
  • 4305 ft.
  • Jul 23 12:00 pm
  • 86 deg F
  • 57%
  • 28.19 Hg
  • 69 deg F
  • 113.2
  • S 12 mph
  • 87.46 %
  • 4515 ft.
  • Jul 23 1:00 pm
  • 89 deg F
  • 52%
  • 28.18 Hg
  • 69 deg F
  • 113.6
  • SW 13 mph
  • 86.94 %
  • 4713 ft.
  • Jul 23 2:00 pm
  • 91 deg F
  • 48%
  • 28.16 Hg
  • 69 deg F
  • 111.7
  • SW 13 mph
  • 86.60 %
  • 4843 ft.
  • Jul 23 3:00 pm
  • 93 deg F
  • 44%
  • 28.13 Hg
  • 68 deg F
  • 109.0
  • SW 13 mph
  • 86.26 %
  • 4975 ft.
  • Jul 23 4:00 pm
  • 94 deg F
  • 42%
  • 28.12 Hg
  • 68 deg F
  • 107.4
  • SW 13 mph
  • 86.09 %
  • 5039 ft.
  • Jul 23 5:00 pm
  • 94 deg F
  • 42%
  • 28.11 Hg
  • 68 deg F
  • 107.4
  • SW 14 mph
  • 86.05 %
  • 5052 ft.
  • Jul 23 6:00 pm
  • 93 deg F
  • 44%
  • 28.11 Hg
  • 68 deg F
  • 109.1
  • SW 14 mph
  • 86.17 %
  • 5009 ft.
  • Jul 23 7:00 pm
  • 92 deg F
  • 47%
  • 28.11 Hg
  • 69 deg F
  • 113.1
  • SW 14 mph
  • 86.26 %
  • 4975 ft.
  • Jul 23 8:00 pm
  • 90 deg F
  • 53%
  • 28.09 Hg
  • 71 deg F
  • 120.1
  • S 13 mph
  • 86.38 %
  • 4926 ft.
  • Jul 23 9:00 pm
  • 86 deg F
  • 59%
  • 28.09 Hg
  • 70 deg F
  • 117.7
  • S 12 mph
  • 87.04 %
  • 4674 ft.
  • Jul 23 10:00 pm
  • 84 deg F
  • 63%
  • 28.11 Hg
  • 70 deg F
  • 117.8
  • SW 14 mph
  • 87.43 %
  • 4526 ft.
  • Jul 23 11:00 pm
  • 81 deg F
  • 72%
  • 28.13 Hg
  • 71 deg F
  • 122.2
  • SW 13 mph
  • 87.90 %
  • 4349 ft.
  • Jul 24 12:00 am
  • 82 deg F
  • 65%
  • 28.11 Hg
  • 69 deg F
  • 113.9
  • SW 9 mph
  • 87.84 %
  • 4371 ft.
  • Jul 24 1:00 am
  • 78 deg F
  • 75%
  • 28.12 Hg
  • 70 deg F
  • 115.3
  • SW 11 mph
  • 88.49 %
  • 4125 ft.
  • Jul 24 2:00 am
  • 76 deg F
  • 82%
  • 28.12 Hg
  • 70 deg F
  • 118.0
  • SW 9 mph
  • 88.77 %
  • 4022 ft.
  • Jul 24 3:00 am
  • 74 deg F
  • 87%
  • 28.12 Hg
  • 70 deg F
  • 117.1
  • SW 8 mph
  • 89.11 %
  • 3894 ft.
  • Jul 24 4:00 am
  • 73 deg F
  • 91%
  • 28.12 Hg
  • 70 deg F
  • 118.5
  • SW 7 mph
  • 89.26 %
  • 3838 ft.
  • Jul 24 5:00 am
  • 72 deg F
  • 95%
  • 28.13 Hg
  • 71 deg F
  • 119.5
  • SE 7 mph
  • 89.45 %
  • 3767 ft.
  • Jul 24 6:00 am
  • 71 deg F
  • 97%
  • 28.16 Hg
  • 70 deg F
  • 117.8
  • NE 7 mph
  • 89.73 %
  • 3662 ft.
  • Jul 24 7:00 am
  • 72 deg F
  • 98%
  • 28.17 Hg
  • 71 deg F
  • 123.2
  • N 9 mph
  • 89.50 %
  • 3748 ft.
  • Jul 24 8:00 am
  • 75 deg F
  • 92%
  • 28.20 Hg
  • 73 deg F
  • 128.0
  • N 10 mph
  • 88.98 %
  • 3942 ft.
  • Jul 24 9:00 am
  • 79 deg F
  • 81%
  • 28.22 Hg
  • 73 deg F
  • 128.6
  • NE 11 mph
  • 88.37 %
  • 4171 ft.
  • Jul 24 10:00 am
  • 82 deg F
  • 68%
  • 28.23 Hg
  • 70 deg F
  • 118.8
  • NE 11 mph
  • 88.11 %
  • 4270 ft.
  • Jul 24 11:00 am
  • 86 deg F
  • 56%
  • 28.25 Hg
  • 69 deg F
  • 111.0
  • NE 10 mph
  • 87.67 %
  • 4436 ft.
  • Jul 24 12:00 pm
  • 89 deg F
  • 45%
  • 28.25 Hg
  • 65 deg F
  • 97.8
  • NE 9 mph
  • 87.47 %
  • 4513 ft.
  • Jul 24 1:00 pm
  • 91 deg F
  • 35%
  • 28.25 Hg
  • 60 deg F
  • 80.6
  • NE 9 mph
  • 87.49 %
  • 4503 ft.
  • Jul 24 2:00 pm
  • 92 deg F
  • 27%
  • 28.25 Hg
  • 53 deg F
  • 63.9
  • NE 9 mph
  • 87.65 %
  • 4445 ft.
  • Jul 24 3:00 pm
  • 94 deg F
  • 22%
  • 28.24 Hg
  • 49 deg F
  • 55.3
  • NW 9 mph
  • 87.48 %
  • 4510 ft.
  • Jul 24 4:00 pm
  • 94 deg F
  • 18%
  • 28.23 Hg
  • 44 deg F
  • 45.2
  • NW 9 mph
  • 87.65 %
  • 4443 ft.
  • Jul 24 5:00 pm
  • 94 deg F
  • 18%
  • 28.23 Hg
  • 44 deg F
  • 45.2
  • NW 9 mph
  • 87.64 %
  • 4446 ft.
  • Jul 24 6:00 pm
  • 94 deg F
  • 20%
  • 28.23 Hg
  • 47 deg F
  • 50.3
  • NW 9 mph
  • 87.54 %
  • 4485 ft.
  • Jul 24 7:00 pm
  • 92 deg F
  • 24%
  • 28.23 Hg
  • 50 deg F
  • 56.8
  • NW 8 mph
  • 87.74 %
  • 4410 ft.
  • Jul 24 8:00 pm
  • 88 deg F
  • 31%
  • 28.24 Hg
  • 54 deg F
  • 64.8
  • NW 6 mph
  • 88.24 %
  • 4222 ft.
  • Jul 24 9:00 pm
  • 82 deg F
  • 42%
  • 28.24 Hg
  • 57 deg F
  • 72.6
  • N 5 mph
  • 89.07 %
  • 3908 ft.
Share this forecast: share this page on Facebook share this page on Twitter share this page on LinkedIn share this page on Reddit

This page provides detailed weather information for racers to track weather at I-90 Speedway. 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.


Supporters

  • Engler Machine
  • Kestrel Instruments
  • Good Vibrations Motorsports
  • RaceCarBook.com
  • Racing Junk
  • Alkydigger.com
  • Rons Fuel Injection

© 2021