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Explore Air
Current Ozone and Weather Data in National Parks
Wind Cave NP - Visitor Center, SD
EPA AQS Site Number: 46-033-0132
| Ozone Tuesday May 5, 2009 |
Hour Ending
(Local Standard Time) |
1-Hour Average
(parts per billion) |
8-Hour Average
(parts per billion) |
| 1 AM |
45 |
45 |
| 2 AM |
47 |
45 |
| 3 AM |
49 |
46 |
| 4 AM |
49 |
46 |
| 5 AM |
48 |
46 |
| 6 AM |
38 |
46 |
| 7 AM |
40 |
47 |
| 8 AM |
46 |
48 |
| 9 AM |
49 |
49 |
| 10 AM |
50 |
49 |
| 11 AM |
50 |
48 |
| 12 PM |
50 |
48 |
| 1 PM |
49 |
47 |
| 2 PM |
49 |
46 |
| 3 PM |
47 |
46 |
| 4 PM |
48 |
45 |
| 5 PM |
50 |
43 |
| 6 PM |
47 |
42 |
| 7 PM |
46 |
-- |
| 8 PM |
43 |
-- |
| 9 PM |
43 |
-- |
| 10 PM |
-- |
-- |
| 11 PM |
40 |
-- |
| 12 AM |
38 |
-- |
| Weather and Ozone Data Tuesday May 5, 2009 |
Hour
Beginning
(Local Standard 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 |
45 |
1.4 |
SW |
6.8 |
40 |
0 |
0.0 |
| 1 AM |
47 |
2.3 |
SW |
7.6 |
37 |
0 |
0.0 |
| 2 AM |
49 |
3.1 |
SW |
7.7 |
37 |
0 |
0.0 |
| 3 AM |
49 |
3.7 |
SW |
7.7 |
39 |
0 |
0.0 |
| 4 AM |
48 |
2.7 |
SW |
7.2 |
40 |
5 |
0.0 |
| 5 AM |
38 |
1.0 |
SE |
4.3 |
53 |
113 |
0.0 |
| 6 AM |
40 |
1.4 |
SE |
7.3 |
46 |
258 |
0.0 |
| 7 AM |
46 |
2.6 |
SE |
10.4 |
36 |
361 |
0.0 |
| 8 AM |
49 |
2.5 |
SE |
11.5 |
32 |
488 |
0.0 |
| 9 AM |
50 |
3.4 |
SE |
13.4 |
29 |
690 |
0.0 |
| 10 AM |
50 |
3.4 |
S |
15.0 |
27 |
855 |
0.0 |
| 11 AM |
50 |
3.7 |
S |
16.4 |
26 |
830 |
0.0 |
| 12 PM |
49 |
3.7 |
SW |
16.8 |
26 |
636 |
0.0 |
| 1 PM |
49 |
3.5 |
SW |
17.9 |
24 |
782 |
0.0 |
| 2 PM |
47 |
3.7 |
SW |
18.7 |
24 |
718 |
0.0 |
| 3 PM |
48 |
3.3 |
SW |
19.1 |
23 |
573 |
0.0 |
| 4 PM |
50 |
2.4 |
SW |
19.0 |
24 |
272 |
0.0 |
| 5 PM |
47 |
1.3 |
S |
18.1 |
28 |
66 |
0.0 |
| 6 PM |
46 |
2.6 |
S |
15.3 |
42 |
46 |
0.0 |
| 7 PM |
43 |
3.1 |
W |
12.8 |
52 |
1 |
0.0 |
| 8 PM |
43 |
3.0 |
W |
12.8 |
51 |
0 |
0.0 |
| 9 PM |
-- |
1.9 |
W |
11.5 |
55 |
0 |
0.0 |
| 10 PM |
40 |
2.9 |
W |
12.3 |
51 |
0 |
0.0 |
| 11 PM |
38 |
2.1 |
SW |
11.4 |
54 |
0 |
0.0 |
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