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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 21, 2013 |
Hour Ending
(Local Time) |
1-Hour Average
(parts per billion) |
8-Hour Average
(parts per billion) |
| 12 AM |
42 |
43 |
| 1 AM |
44 |
43 |
| 2 AM |
44 |
42 |
| 3 AM |
44 |
41 |
| 4 AM |
42 |
40 |
| 5 AM |
41 |
39 |
| 6 AM |
46 |
39 |
| 7 AM |
43 |
39 |
| 8 AM |
40 |
39 |
| 9 AM |
38 |
39 |
| 10 AM |
34 |
39 |
| 11 AM |
38 |
40 |
| 12 PM |
36 |
40 |
| 1 PM |
41 |
40 |
| 2 PM |
42 |
38 |
| 3 PM |
43 |
38 |
| 4 PM |
43 |
37 |
| 5 PM |
41 |
-- |
| 6 PM |
40 |
-- |
| 7 PM |
37 |
-- |
| 8 PM |
33 |
-- |
| 9 PM |
31 |
-- |
| Weather and Ozone Data Tuesday May 21, 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 |
42 |
3.3 |
N |
8.5 |
67 |
0 |
0.0 |
| 1 AM |
44 |
3.6 |
N |
8.2 |
67 |
0 |
0.0 |
| 2 AM |
44 |
2.1 |
W |
7.9 |
69 |
0 |
0.0 |
| 3 AM |
44 |
3.4 |
NW |
8.6 |
65 |
0 |
0.0 |
| 4 AM |
42 |
2.5 |
W |
7.8 |
71 |
0 |
0.0 |
| 5 AM |
41 |
2.6 |
NW |
8.0 |
71 |
0 |
0.0 |
| 6 AM |
46 |
3.4 |
NW |
8.8 |
61 |
5 |
0.0 |
| 7 AM |
43 |
2.1 |
NW |
8.7 |
63 |
25 |
0.0 |
| 8 AM |
40 |
1.5 |
S |
8.8 |
66 |
59 |
0.0 |
| 9 AM |
38 |
2.7 |
NE |
8.7 |
69 |
74 |
0.0 |
| 10 AM |
34 |
1.8 |
SE |
8.0 |
84 |
166 |
0.1 |
| 11 AM |
38 |
2.7 |
E |
9.2 |
79 |
293 |
0.2 |
| 12 PM |
36 |
4.3 |
E |
8.6 |
90 |
295 |
0.0 |
| 1 PM |
41 |
3.3 |
SE |
9.1 |
84 |
380 |
0.0 |
| 2 PM |
42 |
3.9 |
SE |
9.7 |
78 |
308 |
0.0 |
| 3 PM |
43 |
4.3 |
SE |
9.7 |
77 |
177 |
0.0 |
| 4 PM |
43 |
4.4 |
SE |
9.9 |
75 |
169 |
0.0 |
| 5 PM |
41 |
3.6 |
SE |
10.4 |
71 |
374 |
0.0 |
| 6 PM |
40 |
3.2 |
SE |
10.3 |
71 |
199 |
0.0 |
| 7 PM |
37 |
3.9 |
SE |
10.0 |
72 |
80 |
0.0 |
| 8 PM |
33 |
2.1 |
E |
8.7 |
76 |
14 |
0.0 |
| 9 PM |
31 |
1.1 |
SE |
8.1 |
80 |
1 |
0.0 |
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