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Current Ozone and Weather Data in National Parks


Great Smoky Mountains Nat'l Park - Look Rock, TN
EPA AQS Site Number: 47-009-0101


Today's Data   Data Timelines   Ozone Health Advisory  
Ozone Thursday July 20, 2017 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 48 49
1 AM 50 49
2 AM 50 49
3 AM 49 48
4 AM 53 47
5 AM 52 47
6 AM 48 48
7 AM 48 50
8 AM 49 52
9 AM 47 55
10 AM 44 59
11 AM 42 61
12 PM 48 63
1 PM 61 65
2 PM 66 65
3 PM 66 64
4 PM 71 64
5 PM 75 62
6 PM 65 59
7 PM 59 57
8 PM 60 56
9 PM 61 55
10 PM 61 54
11 PM 60 53
Weather and Ozone Data Thursday July 20, 2017
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 48 3.0 N 24.5 64 0 0.0
1 AM 50 2.0 NE 24.1 64 0 0.0
2 AM 50 1.3 E 23.4 67 0 0.0
3 AM 49 1.0 E 23.0 69 0 0.0
4 AM 53 1.6 N 23.2 65 0 0.0
5 AM 52 1.7 N 22.8 67 0 0.0
6 AM 48 1.9 NW 22.6 69 0 0.0
7 AM 48 1.6 NE 22.1 72 3 0.0
8 AM 49 1.0 NW 22.2 72 38 0.0
9 AM 47 0.8 S 22.9 71 255 0.0
10 AM 44 1.0 NW 23.9 70 299 0.0
11 AM 42 1.9 NW 23.7 75 648 0.0
12 PM 48 1.8 N 24.7 72 688 0.0
1 PM 61 1.5 N 25.6 66 872 0.0
2 PM 66 1.8 NW 26.1 63 746 0.0
3 PM 66 1.6 NW 26.8 60 884 0.0
4 PM 71 1.8 NW 27.4 59 789 0.0
5 PM 75 1.8 N 27.4 59 553 0.0
6 PM 65 2.9 NW 26.9 62 507 0.0
7 PM 59 1.8 N 26.6 63 339 0.0
8 PM 60 2.2 N 25.8 63 139 0.0
9 PM 61 1.2 NE 25.5 63 17 0.0
10 PM 61 2.3 N 25.4 61 0 0.0
11 PM 60 2.1 N 25.4 61 0 0.0
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updated on 07/21/2017 8:40 AM  I   http://nature.nps.gov/air/data/current/data_GRSM-LR2.cfm   I  Email: Webmaster