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Current Ozone and Weather Data in National Parks


Theodore Roosevelt National Park - Visitor Center, ND
EPA AQS Site Number: 38-007-0002


Today's Data   Data Timelines   Ozone Health Advisory  
Ozone Saturday July 23, 2016 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 41 33
1 AM 40 32
2 AM 36 31
3 AM 34 31
4 AM 32 32
5 AM 30 34
6 AM 30 36
7 AM 28 38
8 AM 27 41
9 AM 32 43
10 AM 38 45
11 AM 43 46
12 PM 45 47
1 PM 47 47
2 PM 49 47
3 PM 49 46
4 PM 47 45
5 PM 47 44
6 PM 48 42
7 PM 47 40
8 PM 47 39
9 PM 45 37
10 PM 44 --
11 PM 41 --
Weather and Ozone Data Saturday July 23, 2016
Hour
Ending
(Local Time)
Ozone
(parts per
billion)
Wind
Speed
(meters per
second)
Wind
Direction
Temperature
(degrees C)
Relative
Humidity
(%)
Solar
Radiation
(watts per
meter
squared)
Rainfall
(millimeters)
12 AM 41 13.6 SE 18.9 83 0 5.2
1 AM 40 13.6 SE 17.9 80 0 0.0
2 AM 36 4.0 NE 17.4 82 0 0.0
3 AM 34 5.8 E 17.3 82 0 0.0
4 AM 32 3.7 E 17.3 82 0 0.0
5 AM 30 2.3 NE 17.1 84 0 0.0
6 AM 30 4.7 E 17.6 82 8 0.0
7 AM 28 2.1 E 18.5 81 117 0.0
8 AM 27 1.7 NW 18.9 80 182 0.0
9 AM 32 3.0 NW 20.4 74 361 0.0
10 AM 38 5.9 NW 21.9 64 572 0.0
11 AM 43 7.3 NW 23.4 47 738 0.0
12 PM 45 7.8 NW 24.2 37 831 0.0
1 PM 47 7.9 W 25.3 33 879 0.0
2 PM 49 8.0 W 26.2 30 883 0.0
3 PM 49 8.2 W 26.7 30 826 0.0
4 PM 47 9.1 W 27.1 30 716 0.0
5 PM 47 8.3 W 27.1 30 601 0.0
6 PM 48 7.5 NW 26.9 29 440 0.0
7 PM 47 6.4 NW 26.1 32 276 0.0
8 PM 47 6.3 NW 24.6 37 115 0.0
9 PM 45 3.8 NW 21.9 47 7 0.0
10 PM 44 3.5 NW 20.4 49 0 0.0
11 PM 41 3.5 NW 19.2 54 0 0.0
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updated on 07/24/2016 3:40 AM  I   http://www.nature.nps.gov/air/data/current/data_THRO-VC2.cfm   I  Email: Webmaster