Air Quality Forecast Guidance for California Valley, CA

Displayed below are NOAA-EPA Air Quality Forecast Guidance values for
latitude: 35.48 N, longitude: 120.06 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 05/31, 4Z)
37
36
*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, 31 May  01 AM
25
32
Sun, 31 May  02 AM
22
30
Sun, 31 May  03 AM
23
29
Sun, 31 May  04 AM
30
28
Sun, 31 May  05 AM
18
26
Sun, 31 May  06 AM
18
24
Sun, 31 May  07 AM
22
23
Sun, 31 May  08 AM
25
23
Sun, 31 May  09 AM
31
24
Sun, 31 May  10 AM
35
25
Sun, 31 May  11 AM
38
27
Sun, 31 May  12 PM
40
28
Sun, 31 May  01 PM
39
31
Sun, 31 May  02 PM
40
34
Sun, 31 May  03 PM
41
36
Sun, 31 May  04 PM
40
38
Sun, 31 May   05 PM
39
39
Sun, 31 May   06 PM
42
40
Sun, 31 May   07 PM
41
40
Sun, 31 May   08 PM
38
40
Sun, 31 May   09 PM
34
39
Sun, 31 May   10 PM
30
38
Sun, 31 May   11 PM
29
37
Mon, 01 Jun   12 AM
28
35
Mon, 01 Jun   01 AM
25
33
Mon, 01 Jun   02 AM
22
31
Mon, 01 Jun   03 AM
21
28
Mon, 01 Jun   04 AM
26
27
Mon, 01 Jun   05 AM
18
25
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, 31 May  01 AM
0
0
Sun, 31 May  02 AM
0
0
Sun, 31 May  03 AM
0
0
Sun, 31 May  04 AM
0
0
Sun, 31 May  05 AM
0
0
Sun, 31 May  06 AM
0
0
Sun, 31 May  07 AM
0
0
Sun, 31 May  08 AM
0
0
Sun, 31 May  09 AM
0
0
Sun, 31 May  10 AM
0
0
Sun, 31 May  11 AM
0
0
Sun, 31 May  12 PM
0
0
Sun, 31 May  01 PM
0
0
Sun, 31 May  02 PM
0
0
Sun, 31 May  03 PM
0
0
Sun, 31 May  04 PM
0
0
Sun, 31 May  05 PM
0
0
Sun, 31 May  06 PM
0
0
Sun, 31 May  07 PM
0
0
Sun, 31 May  08 PM
0
0
Sun, 31 May  09 PM
2
0
Sun, 31 May  10 PM
1
0

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


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