Air Quality Forecast Guidance for Aspendell, CA

Displayed below are NOAA-EPA Air Quality Forecast Guidance values for
latitude: 37.31 N, longitude: 118.69 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 09/27, 4Z)
50
48
*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
Sat, 26 Sep  03 PM
49
42
Sat, 26 Sep  04 PM
50
44
Sat, 26 Sep   05 PM
50
46
Sat, 26 Sep   06 PM
50
47
Sat, 26 Sep   07 PM
47
48
Sat, 26 Sep   08 PM
45
48
Sat, 26 Sep   09 PM
42
47
Sat, 26 Sep   10 PM
37
46
Sat, 26 Sep   11 PM
32
44
Sun, 27 Sep   12 AM
30
42
Sun, 27 Sep   01 AM
29
39
Sun, 27 Sep   02 AM
29
36
Sun, 27 Sep   03 AM
29
34
Sun, 27 Sep   04 AM
29
32
Sun, 27 Sep   05 AM
28
30
Sun, 27 Sep   06 AM
29
29
Sun, 27 Sep   07 AM
29
29
Sun, 27 Sep   08 AM
29
29
Sun, 27 Sep   09 AM
33
29
Sun, 27 Sep   10 AM
34
30
Sun, 27 Sep   11 AM
35
31
Sun, 27 Sep   12 PM
37
32
Sun, 27 Sep   01 PM
39
33
Sun, 27 Sep   02 PM
41
35
Sun, 27 Sep   03 PM
42
36
Sun, 27 Sep   04 PM
42
38
Sun, 27 Sep   05 PM
42
39
Sun, 27 Sep   06 PM
41
40
Sun, 27 Sep   07 PM
39
40
Sun, 27 Sep   08 PM
36
40
Sun, 27 Sep   09 PM
34
40
Sun, 27 Sep   10 PM
33
39
Sun, 27 Sep   11 PM
31
37
Mon, 28 Sep   12 AM
30
36
Mon, 28 Sep   01 AM
30
34
Mon, 28 Sep   02 AM
31
33
Mon, 28 Sep   03 AM
31
32
Mon, 28 Sep   04 AM
32
31
Mon, 28 Sep   05 AM
32
31
Smoke
Ending Time
(Local Time)
1 Hour Surface Smoke (µg/m³)
06Z Model Run
1 Hour Column-Integrated
Smoke (µg/m³)

06Z Model Run
Sat, 26 Sep  03 PM
84
264
Sat, 26 Sep  04 PM
150
310
Sat, 26 Sep  05 PM
95
299
Sat, 26 Sep  06 PM
0
264
Sat, 26 Sep  07 PM
0
233
Sat, 26 Sep  08 PM
0
234
Sat, 26 Sep  09 PM
0
263
Sat, 26 Sep  10 PM
0
277
Sat, 26 Sep  11 PM
0
274
Sun, 27 Sep  12 AM
0
294
Sun, 27 Sep  01 AM
0
308
Sun, 27 Sep  02 AM
0
312
Sun, 27 Sep  03 AM
0
331
Sun, 27 Sep  04 AM
0
292
Sun, 27 Sep  05 AM
0
215
Sun, 27 Sep  06 AM
0
173
Sun, 27 Sep  07 AM
0
151
Sun, 27 Sep  08 AM
0
165
Sun, 27 Sep  09 AM
0
153
Sun, 27 Sep  10 AM
0
149
Sun, 27 Sep  11 AM
0
159
Sun, 27 Sep  12 PM
0
178
Sun, 27 Sep  01 PM
6
200
Sun, 27 Sep  02 PM
35
208
Sun, 27 Sep  03 PM
73
207
Sun, 27 Sep  04 PM
42
192
Sun, 27 Sep  05 PM
0
163
Sun, 27 Sep  06 PM
0
143
Sun, 27 Sep  07 PM
0
103
Sun, 27 Sep  08 PM
0
68
Sun, 27 Sep  09 PM
0
45
Sun, 27 Sep  10 PM
0
36

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


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