Air Quality Forecast Guidance for Independence, CA

Displayed below are NOAA-EPA Air Quality Forecast Guidance values for
latitude: 36.70 N, longitude: 118.40 W.
Ozone concentrations are presented in parts per billion (PPB).
Public comments and suggestions are encouraged.

A FAQ page is available.
More information...
24Hr Maximum
Ending
Maximum 1 Hour Average Ozone
Concentration (PPB)*
Maximum 8 Hour Average Ozone
Concentration (PPB)*
Tomorrow
(Ending 09/21, 4Z)
57
53
*Due to grid interpolation methods, the maximum 1- and 8-hour ozone concentration values may have
values slightly higher or lower than those of the corresponding hourly ozone concentrations.

Ozone
Ending Time
1 Hour Average Ozone
Concentration (PPB)

12Z Model Run
8 Hour Average Ozone
Concentration (PPB)

12Z Model Run
Sun, 20 Sep  10 PM
36
48
Sun, 20 Sep  11 PM
38
45
Mon, 21 Sep  12 AM
38
43
Mon, 21 Sep  01 AM
41
41
Mon, 21 Sep  02 AM
40
40
Mon, 21 Sep  03 AM
40
39
Mon, 21 Sep  04 AM
36
39
Mon, 21 Sep  05 AM
34
38
Mon, 21 Sep  06 AM
33
38
Mon, 21 Sep  07 AM
33
37
Mon, 21 Sep  08 AM
33
36
Mon, 21 Sep  09 AM
36
36
Mon, 21 Sep  10 AM
38
36
Mon, 21 Sep  11 AM
45
36
Mon, 21 Sep  12 PM
51
38
Mon, 21 Sep  01 PM
56
41
Mon, 21 Sep  02 PM
58
44
Mon, 21 Sep  03 PM
58
47
Mon, 21 Sep  04 PM
59
50
Mon, 21 Sep   05 PM
58
53
Mon, 21 Sep   06 PM
59
56
Mon, 21 Sep   07 PM
57
57
Mon, 21 Sep   08 PM
52
57
Mon, 21 Sep   09 PM
50
57
Mon, 21 Sep   10 PM
47
55
Mon, 21 Sep   11 PM
47
54
Tue, 22 Sep   12 AM
47
52
Tue, 22 Sep   01 AM
46
51
Tue, 22 Sep   02 AM
43
49
Tue, 22 Sep   03 AM
41
47
Tue, 22 Sep   04 AM
39
45
Tue, 22 Sep   05 AM
37
43
Smoke
Ending Time
(Local Time)
1 Hour Surface Smoke (µg/m³)
06Z Model Run
1 Hour Column-Integrated
Smoke (µg/m³)

06Z Model Run
Sun, 20 Sep  10 PM
234
309
Sun, 20 Sep  11 PM
1452
287
Mon, 21 Sep  12 AM
2884
296
Mon, 21 Sep  01 AM
2844
269
Mon, 21 Sep  02 AM
2023
130
Mon, 21 Sep  03 AM
718
34
Mon, 21 Sep  04 AM
515
25
Mon, 21 Sep  05 AM
298
17
Mon, 21 Sep  06 AM
240
19
Mon, 21 Sep  07 AM
532
29
Mon, 21 Sep  08 AM
851
46
Mon, 21 Sep  09 AM
1312
79
Mon, 21 Sep  10 AM
820
99
Mon, 21 Sep  11 AM
472
105
Mon, 21 Sep  12 PM
198
99
Mon, 21 Sep  01 PM
65
72
Mon, 21 Sep  02 PM
57
57
Mon, 21 Sep  03 PM
39
77
Mon, 21 Sep  04 PM
30
91
Mon, 21 Sep  05 PM
37
96
Mon, 21 Sep  06 PM
29
122
Mon, 21 Sep  07 PM
29
167
Mon, 21 Sep  08 PM
22
212
Mon, 21 Sep  09 PM
7
200
Mon, 21 Sep  10 PM
0
138

National Weather Service Air Quality Program Page
Environmental Protection Agency AirNow Forecast Page
Graphical Air Quality Forecast Guidance
FAQ


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