Air Quality Forecast Guidance for El Monte, CA

Displayed below are NOAA-EPA Air Quality Forecast Guidance values for
latitude: 34.07 N, longitude: 118.03 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 04/19, 4Z)
63
59
*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)
6Z Model Run
8 Hour Average Ozone
Concentration (PPB)
6Z Model Run
Sun, 18 Apr  07 AM
24
27
Sun, 18 Apr  08 AM
23
26
Sun, 18 Apr  09 AM
33
27
Sun, 18 Apr  10 AM
44
29
Sun, 18 Apr  11 AM
51
32
Sun, 18 Apr  12 PM
55
35
Sun, 18 Apr  01 PM
57
39
Sun, 18 Apr  02 PM
58
43
Sun, 18 Apr  03 PM
61
48
Sun, 18 Apr  04 PM
62
53
Sun, 18 Apr   05 PM
63
56
Sun, 18 Apr   06 PM
61
59
Sun, 18 Apr   07 PM
58
59
Sun, 18 Apr   08 PM
47
58
Sun, 18 Apr   09 PM
40
56
Sun, 18 Apr   10 PM
34
53
Sun, 18 Apr   11 PM
34
50
Mon, 19 Apr   12 AM
30
46
Mon, 19 Apr   01 AM
32
42
Mon, 19 Apr   02 AM
32
38
Mon, 19 Apr   03 AM
29
35
Mon, 19 Apr   04 AM
26
32
Mon, 19 Apr   05 AM
22
30
Mon, 19 Apr   06 AM
17
28
Mon, 19 Apr   07 AM
15
25
Mon, 19 Apr   08 AM
16
24
Mon, 19 Apr   09 AM
27
23
Mon, 19 Apr   10 AM
37
24
Mon, 19 Apr   11 AM
45
26
Mon, 19 Apr   12 PM
52
29
Mon, 19 Apr   01 PM
56
33
Mon, 19 Apr   02 PM
58
38
Mon, 19 Apr   03 PM
56
43
Mon, 19 Apr   04 PM
56
48
Mon, 19 Apr   05 PM
57
52
Mon, 19 Apr   06 PM
56
55
Mon, 19 Apr   07 PM
53
56
Mon, 19 Apr   08 PM
45
55
Mon, 19 Apr   09 PM
38
52
Mon, 19 Apr   10 PM
37
50
Mon, 19 Apr   11 PM
35
47
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, 18 Apr  06 AM
0
0
Sun, 18 Apr  07 AM
0
0
Sun, 18 Apr  08 AM
0
0
Sun, 18 Apr  09 AM
0
0
Sun, 18 Apr  10 AM
0
0
Sun, 18 Apr  11 AM
0
0
Sun, 18 Apr  12 PM
0
0
Sun, 18 Apr  01 PM
0
0
Sun, 18 Apr  02 PM
0
0
Sun, 18 Apr  03 PM
0
0
Sun, 18 Apr  04 PM
0
0
Sun, 18 Apr  05 PM
0
0
Sun, 18 Apr  06 PM
0
0
Sun, 18 Apr  07 PM
0
0
Sun, 18 Apr  08 PM
0
0
Sun, 18 Apr  09 PM
0
0
Sun, 18 Apr  10 PM
0
0
Sun, 18 Apr  11 PM
0
0
Mon, 19 Apr  12 AM
0
0
Mon, 19 Apr  01 AM
0
0
Mon, 19 Apr  02 AM
0
0
Mon, 19 Apr  03 AM
0
0
Mon, 19 Apr  04 AM
0
0
Mon, 19 Apr  05 AM
0
0
Mon, 19 Apr  06 AM
0
0
Mon, 19 Apr  07 AM
0
0
Mon, 19 Apr  08 AM
0
0
Mon, 19 Apr  09 AM
0
0
Mon, 19 Apr  10 AM
0
0
Mon, 19 Apr  11 AM
0
0
Mon, 19 Apr  12 PM
0
0
Mon, 19 Apr  01 PM
0
0
Mon, 19 Apr  02 PM
0
0
Mon, 19 Apr  03 PM
0
0
Mon, 19 Apr  04 PM
0
0
Mon, 19 Apr  05 PM
0
0
Mon, 19 Apr  06 PM
0
0
Mon, 19 Apr  07 PM
0
0
Mon, 19 Apr  08 PM
0
0
Mon, 19 Apr  09 PM
0
0
Mon, 19 Apr  10 PM
0
0
National Weather Service Air Quality Program Page
Environmental Protection Agency AirNow Forecast Page
Graphical Air Quality Forecast Guidance
FAQ

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