Air Density Online

Rockford Speedway in Rockford, Illinois
Historical weather information* for Friday, September 20 2019

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


Get current weather for Rockford Speedway.
Track elevation: 751 ft.

General conditions: Humid and partly cloudy throughout the day.

  • Time
  • Temp
  • Hum
  • Uncorrected Barometer
  • Dew Point
  • Grains
  • Wind
  • Air Density
  • Density Altitude
  • Sep 20 12:00 am
  • 68 deg F
  • 95%
  • 29.28 Hg
  • 67 deg F
  • 99.8
  • NE 2 mph
  • 94.21 %
  • 2028 ft.
  • Sep 20 1:00 am
  • 67 deg F
  • 95%
  • 29.28 Hg
  • 66 deg F
  • 96.3
  • E 1 mph
  • 94.48 %
  • 1929 ft.
  • Sep 20 2:00 am
  • 69 deg F
  • 87%
  • 29.29 Hg
  • 65 deg F
  • 94.4
  • SE 0 mph
  • 94.18 %
  • 2037 ft.
  • Sep 20 3:00 am
  • 65 deg F
  • 94%
  • 29.29 Hg
  • 63 deg F
  • 88.7
  • SE 0 mph
  • 95.01 %
  • 1741 ft.
  • Sep 20 4:00 am
  • 65 deg F
  • 98%
  • 29.29 Hg
  • 65 deg F
  • 92.6
  • SW 0 mph
  • 94.94 %
  • 1768 ft.
  • Sep 20 5:00 am
  • 65 deg F
  • 95%
  • 29.29 Hg
  • 64 deg F
  • 89.7
  • E 0 mph
  • 95.01 %
  • 1742 ft.
  • Sep 20 6:00 am
  • 65 deg F
  • 94%
  • 29.30 Hg
  • 63 deg F
  • 88.7
  • SE 0 mph
  • 95.07 %
  • 1722 ft.
  • Sep 20 7:00 am
  • 64 deg F
  • 99%
  • 29.30 Hg
  • 64 deg F
  • 90.2
  • SE 0 mph
  • 95.22 %
  • 1668 ft.
  • Sep 20 8:00 am
  • 66 deg F
  • 99%
  • 29.31 Hg
  • 66 deg F
  • 96.8
  • SE 1 mph
  • 94.75 %
  • 1834 ft.
  • Sep 20 9:00 am
  • 69 deg F
  • 100%
  • 29.33 Hg
  • 69 deg F
  • 108.7
  • SE 0 mph
  • 94.00 %
  • 2102 ft.
  • Sep 20 10:00 am
  • 72 deg F
  • 95%
  • 29.33 Hg
  • 71 deg F
  • 114.5
  • SW 2 mph
  • 93.36 %
  • 2332 ft.
  • Sep 20 11:00 am
  • 76 deg F
  • 83%
  • 29.32 Hg
  • 71 deg F
  • 114.5
  • SW 3 mph
  • 92.64 %
  • 2595 ft.
  • Sep 20 12:00 pm
  • 78 deg F
  • 77%
  • 29.31 Hg
  • 70 deg F
  • 113.5
  • SW 2 mph
  • 92.26 %
  • 2732 ft.
  • Sep 20 1:00 pm
  • 80 deg F
  • 74%
  • 29.30 Hg
  • 71 deg F
  • 116.6
  • SW 3 mph
  • 91.84 %
  • 2884 ft.
  • Sep 20 2:00 pm
  • 83 deg F
  • 69%
  • 29.28 Hg
  • 72 deg F
  • 120.0
  • NW 0 mph
  • 91.21 %
  • 3118 ft.
  • Sep 20 3:00 pm
  • 83 deg F
  • 70%
  • 29.27 Hg
  • 72 deg F
  • 121.9
  • S 2 mph
  • 91.12 %
  • 3151 ft.
  • Sep 20 4:00 pm
  • 83 deg F
  • 65%
  • 29.27 Hg
  • 70 deg F
  • 112.9
  • SE 1 mph
  • 91.32 %
  • 3077 ft.
  • Sep 20 5:00 pm
  • 83 deg F
  • 65%
  • 29.27 Hg
  • 70 deg F
  • 112.9
  • SE 4 mph
  • 91.32 %
  • 3077 ft.
  • Sep 20 6:00 pm
  • 81 deg F
  • 70%
  • 29.28 Hg
  • 70 deg F
  • 114.0
  • SE 4 mph
  • 91.66 %
  • 2951 ft.
  • Sep 20 7:00 pm
  • 78 deg F
  • 77%
  • 29.28 Hg
  • 70 deg F
  • 113.6
  • SE 4 mph
  • 92.17 %
  • 2765 ft.
  • Sep 20 8:00 pm
  • 75 deg F
  • 97%
  • 29.28 Hg
  • 74 deg F
  • 130.0
  • SE 1 mph
  • 92.36 %
  • 2696 ft.
  • Sep 20 9:00 pm
  • 73 deg F
  • 94%
  • 29.29 Hg
  • 71 deg F
  • 117.5
  • SE 1 mph
  • 92.98 %
  • 2470 ft.
  • Sep 20 10:00 pm
  • 70 deg F
  • 99%
  • 29.29 Hg
  • 70 deg F
  • 111.6
  • SE 2 mph
  • 93.63 %
  • 2235 ft.
  • Sep 20 11:00 pm
  • 72 deg F
  • 95%
  • 29.29 Hg
  • 71 deg F
  • 114.7
  • SE 3 mph
  • 93.21 %
  • 2387 ft.
Share this page: 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 Rockford 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

© 2019