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Explore Air
Current Ozone and Weather Data in National Parks
Petrified Forest National Park - South Entrance, AZ
EPA AQS Site Number: 04-017-0119
| Ozone Sunday May 19, 2013 |
Hour Ending
(Local Time) |
1-Hour Average
(parts per billion) |
8-Hour Average
(parts per billion) |
| 12 AM |
56 |
53 |
| 1 AM |
55 |
53 |
| 2 AM |
56 |
53 |
| 3 AM |
53 |
54 |
| 4 AM |
53 |
55 |
| 5 AM |
53 |
56 |
| 6 AM |
49 |
58 |
| 7 AM |
49 |
60 |
| 8 AM |
56 |
63 |
| 9 AM |
59 |
65 |
| 10 AM |
61 |
66 |
| 11 AM |
62 |
67 |
| 12 PM |
64 |
68 |
| 1 PM |
68 |
68 |
| 2 PM |
68 |
-- |
| 3 PM |
69 |
-- |
| 4 PM |
69 |
-- |
| 5 PM |
69 |
-- |
| 6 PM |
69 |
-- |
| Weather and Ozone Data Sunday May 19, 2013 |
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 |
56 |
2.6 |
NW |
14.6 |
29 |
0 |
0.0 |
| 1 AM |
55 |
2.6 |
NW |
14.2 |
31 |
0 |
0.0 |
| 2 AM |
56 |
1.7 |
N |
14.0 |
39 |
0 |
0.0 |
| 3 AM |
53 |
1.8 |
S |
12.7 |
40 |
0 |
0.0 |
| 4 AM |
53 |
3.7 |
SW |
11.9 |
34 |
0 |
0.0 |
| 5 AM |
53 |
3.8 |
W |
11.6 |
35 |
0 |
0.0 |
| 6 AM |
49 |
4.0 |
N |
10.9 |
37 |
39 |
0.0 |
| 7 AM |
49 |
3.4 |
NE |
11.8 |
42 |
219 |
0.0 |
| 8 AM |
56 |
3.3 |
E |
13.5 |
40 |
439 |
0.0 |
| 9 AM |
59 |
2.3 |
E |
15.2 |
35 |
647 |
0.0 |
| 10 AM |
61 |
2.0 |
NE |
16.4 |
32 |
823 |
0.0 |
| 11 AM |
62 |
2.5 |
W |
17.9 |
27 |
929 |
0.0 |
| 12 PM |
64 |
4.9 |
W |
19.9 |
19 |
1070 |
0.0 |
| 1 PM |
68 |
6.5 |
NW |
21.0 |
10 |
1036 |
0.0 |
| 2 PM |
68 |
6.8 |
NW |
22.0 |
11 |
883 |
0.0 |
| 3 PM |
69 |
8.2 |
W |
23.0 |
7 |
750 |
0.0 |
| 4 PM |
69 |
10.2 |
W |
22.7 |
8 |
357 |
0.0 |
| 5 PM |
69 |
10.6 |
W |
22.6 |
10 |
267 |
0.0 |
| 6 PM |
69 |
11.6 |
W |
22.9 |
10 |
269 |
0.0 |
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