Air Quality Forecast Guidance for Los Angeles, CA

Displayed below are NOAA-EPA Air Quality Forecast Guidance values for
latitude: 34.05 N, longitude: 118.24 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 03/02, 4Z)
35
34
*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
Fri, 01 Mar  06 AM
18
25
Fri, 01 Mar  07 AM
20
24
Fri, 01 Mar  08 AM
20
23
Fri, 01 Mar  09 AM
23
22
Fri, 01 Mar  10 AM
26
22
Fri, 01 Mar  11 AM
28
22
Fri, 01 Mar  12 PM
30
23
Fri, 01 Mar  01 PM
33
25
Fri, 01 Mar  02 PM
35
27
Fri, 01 Mar  03 PM
35
29
Fri, 01 Mar   04 PM
34
31
Fri, 01 Mar   05 PM
34
32
Fri, 01 Mar   06 PM
34
33
Fri, 01 Mar   07 PM
33
34
Fri, 01 Mar   08 PM
34
34
Fri, 01 Mar   09 PM
34
34
Fri, 01 Mar   10 PM
32
34
Fri, 01 Mar   11 PM
32
33
Sat, 02 Mar   12 AM
31
33
Sat, 02 Mar   01 AM
30
32
Sat, 02 Mar   02 AM
25
31
Sat, 02 Mar   03 AM
19
30
Sat, 02 Mar   04 AM
17
28
Sat, 02 Mar   05 AM
18
26
Sat, 02 Mar   06 AM
18
24
Sat, 02 Mar   07 AM
27
23
Sat, 02 Mar   08 AM
31
23
Sat, 02 Mar   09 AM
31
23
Sat, 02 Mar   10 AM
29
24
Sat, 02 Mar   11 AM
30
25
Sat, 02 Mar   12 PM
31
27
Sat, 02 Mar   01 PM
34
29
Sat, 02 Mar   02 PM
34
31
Sat, 02 Mar   03 PM
34
32
Sat, 02 Mar   04 PM
36
32
Sat, 02 Mar   05 PM
38
33
Sat, 02 Mar   06 PM
36
34
Sat, 02 Mar   07 PM
32
34
Sat, 02 Mar   08 PM
32
34
Sat, 02 Mar   09 PM
30
34
Sat, 02 Mar   10 PM
27
33
Sat, 02 Mar   11 PM
28
32
Sun, 03 Mar   12 AM
26
31
Sun, 03 Mar   01 AM
25
30
Smoke
Ending Time
(Local Time)
1 Hour Surface Smoke (µg/m³)
06Z Model Run
1 Hour Column-Integrated
Smoke (µg/m³)

06Z Model Run
Fri, 01 Mar  03 AM
0
0
Fri, 01 Mar  04 AM
0
0
Fri, 01 Mar  05 AM
0
0
Fri, 01 Mar  06 AM
0
0
Fri, 01 Mar  07 AM
0
0
Fri, 01 Mar  08 AM
0
0
Fri, 01 Mar  09 AM
0
0
Fri, 01 Mar  10 AM
0
0
Fri, 01 Mar  11 AM
0
0
Fri, 01 Mar  12 PM
0
0
Fri, 01 Mar  01 PM
0
0
Fri, 01 Mar  02 PM
0
0
Fri, 01 Mar  03 PM
0
0
Fri, 01 Mar  04 PM
0
0
Fri, 01 Mar  05 PM
0
0
Fri, 01 Mar  06 PM
0
0
Fri, 01 Mar  07 PM
0
0
Fri, 01 Mar  08 PM
0
0
Fri, 01 Mar  09 PM
0
0
Fri, 01 Mar  10 PM
0
0
Fri, 01 Mar  11 PM
0
0
Sat, 02 Mar  12 AM
0
0
Sat, 02 Mar  01 AM
0
0
Sat, 02 Mar  02 AM
0
0
Sat, 02 Mar  03 AM
0
0
Sat, 02 Mar  04 AM
0
0
Sat, 02 Mar  05 AM
0
0
Sat, 02 Mar  06 AM
0
0
Sat, 02 Mar  07 AM
0
0
Sat, 02 Mar  08 AM
0
0
Sat, 02 Mar  09 AM
0
0
Sat, 02 Mar  10 AM
0
0
Sat, 02 Mar  11 AM
0
0
Sat, 02 Mar  12 PM
0
0
Sat, 02 Mar  01 PM
0
0
Sat, 02 Mar  02 PM
0
0
Sat, 02 Mar  03 PM
0
0
Sat, 02 Mar  04 PM
0
0
Sat, 02 Mar  05 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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