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 |
|