Air Quality Forecast Guidance for Chatsworth, CA

Displayed below are NOAA-EPA Air Quality Forecast Guidance values for
latitude: 34.33 N, longitude: 118.60 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)
40
38
*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
13
25
Fri, 01 Mar  07 AM
9
22
Fri, 01 Mar  08 AM
11
20
Fri, 01 Mar  09 AM
19
19
Fri, 01 Mar  10 AM
28
19
Fri, 01 Mar  11 AM
30
19
Fri, 01 Mar  12 PM
36
21
Fri, 01 Mar  01 PM
38
23
Fri, 01 Mar  02 PM
39
26
Fri, 01 Mar  03 PM
40
30
Fri, 01 Mar   04 PM
38
34
Fri, 01 Mar   05 PM
38
36
Fri, 01 Mar   06 PM
37
37
Fri, 01 Mar   07 PM
35
38
Fri, 01 Mar   08 PM
34
37
Fri, 01 Mar   09 PM
31
37
Fri, 01 Mar   10 PM
33
36
Fri, 01 Mar   11 PM
32
35
Sat, 02 Mar   12 AM
31
34
Sat, 02 Mar   01 AM
28
33
Sat, 02 Mar   02 AM
26
31
Sat, 02 Mar   03 AM
24
30
Sat, 02 Mar   04 AM
29
29
Sat, 02 Mar   05 AM
24
28
Sat, 02 Mar   06 AM
23
27
Sat, 02 Mar   07 AM
28
27
Sat, 02 Mar   08 AM
32
27
Sat, 02 Mar   09 AM
36
28
Sat, 02 Mar   10 AM
37
29
Sat, 02 Mar   11 AM
35
30
Sat, 02 Mar   12 PM
34
31
Sat, 02 Mar   01 PM
36
33
Sat, 02 Mar   02 PM
39
35
Sat, 02 Mar   03 PM
40
36
Sat, 02 Mar   04 PM
39
37
Sat, 02 Mar   05 PM
39
37
Sat, 02 Mar   06 PM
39
38
Sat, 02 Mar   07 PM
38
38
Sat, 02 Mar   08 PM
35
38
Sat, 02 Mar   09 PM
33
38
Sat, 02 Mar   10 PM
33
37
Sat, 02 Mar   11 PM
31
36
Sun, 03 Mar   12 AM
27
34
Sun, 03 Mar   01 AM
27
33
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  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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