Explore Air
Current Ozone and Weather Data in National Parks
Yosemite National Park - Turtleback Dome, CA EPA AQS Site Number: 06-043-0003
Ozone Tuesday January 13, 2009 |
Hour Ending (Local Standard Time) |
1-Hour Average (parts per billion) |
8-Hour Average (parts per billion) |
1 AM |
37 |
43 |
2 AM |
38 |
44 |
3 AM |
42 |
45 |
4 AM |
44 |
45 |
5 AM |
46 |
45 |
6 AM |
47 |
44 |
7 AM |
46 |
43 |
8 AM |
46 |
42 |
9 AM |
45 |
41 |
10 AM |
45 |
40 |
11 AM |
44 |
40 |
12 PM |
41 |
40 |
1 PM |
39 |
41 |
2 PM |
39 |
41 |
3 PM |
37 |
42 |
4 PM |
-- |
43 |
5 PM |
40 |
44 |
6 PM |
43 |
45 |
7 PM |
44 |
45 |
8 PM |
45 |
46 |
9 PM |
44 |
46 |
10 PM |
45 |
47 |
11 PM |
46 |
47 |
12 AM |
47 |
47 |
Weather and Ozone Data Tuesday January 13, 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 |
37 |
5.3 |
E |
10.5 |
30 |
0 |
0.0 |
1 AM |
38 |
4.8 |
E |
9.5 |
32 |
0 |
0.0 |
2 AM |
42 |
5.5 |
E |
10.0 |
28 |
0 |
0.0 |
3 AM |
44 |
6.5 |
E |
11.0 |
24 |
0 |
0.0 |
4 AM |
46 |
5.5 |
E |
11.0 |
21 |
0 |
0.0 |
5 AM |
47 |
5.3 |
E |
11.0 |
18 |
0 |
0.0 |
6 AM |
46 |
7.0 |
E |
10.2 |
20 |
0 |
0.0 |
7 AM |
46 |
5.4 |
E |
10.3 |
19 |
9 |
0.0 |
8 AM |
45 |
4.2 |
E |
10.5 |
19 |
32 |
0.0 |
9 AM |
45 |
3.5 |
E |
13.2 |
14 |
380 |
0.0 |
10 AM |
44 |
1.5 |
E |
15.3 |
13 |
497 |
0.0 |
11 AM |
41 |
3.0 |
SW |
15.9 |
17 |
554 |
0.0 |
12 PM |
39 |
3.6 |
SW |
15.4 |
22 |
551 |
0.0 |
1 PM |
39 |
2.1 |
SW |
15.6 |
24 |
489 |
0.0 |
2 PM |
37 |
1.7 |
SW |
16.2 |
27 |
375 |
0.0 |
3 PM |
-- |
1.5 |
SW |
16.3 |
28 |
225 |
0.0 |
4 PM |
40 |
1.2 |
E |
15.4 |
24 |
52 |
-- |
5 PM |
43 |
4.2 |
NE |
14.3 |
21 |
1 |
0.0 |
6 PM |
44 |
4.3 |
E |
14.1 |
16 |
0 |
0.0 |
7 PM |
45 |
7.4 |
E |
13.7 |
14 |
0 |
0.0 |
8 PM |
44 |
8.3 |
E |
12.4 |
16 |
0 |
0.0 |
9 PM |
45 |
5.5 |
E |
12.2 |
15 |
0 |
0.0 |
10 PM |
46 |
5.2 |
E |
12.1 |
15 |
0 |
0.0 |
11 PM |
47 |
6.3 |
E |
13.0 |
13 |
0 |
0.0 |
|