Air Quality Forecast Guidance

Displayed below are NOAA-EPA Air Quality Forecast Guidance values for
latitude: 31.45 N, longitude: 104.90 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 10/01, 4Z)
44
43
*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, 30 Sep  09 AM
28
23
Fri, 30 Sep  10 AM
36
25
Fri, 30 Sep  11 AM
40
27
Fri, 30 Sep  12 PM
44
30
Fri, 30 Sep  01 PM
44
33
Fri, 30 Sep  02 PM
43
35
Fri, 30 Sep  03 PM
43
38
Fri, 30 Sep  04 PM
43
40
Fri, 30 Sep  05 PM
43
42
Fri, 30 Sep  06 PM
43
43
Fri, 30 Sep   07 PM
44
43
Fri, 30 Sep   08 PM
40
43
Fri, 30 Sep   09 PM
33
42
Fri, 30 Sep   10 PM
29
40
Fri, 30 Sep   11 PM
27
38
Sat, 01 Oct   12 AM
24
36
Sat, 01 Oct   01 AM
23
33
Sat, 01 Oct   02 AM
20
30
Sat, 01 Oct   03 AM
19
27
Sat, 01 Oct   04 AM
19
24
Sat, 01 Oct   05 AM
18
22
Sat, 01 Oct   06 AM
19
21
Sat, 01 Oct   07 AM
21
20
Sat, 01 Oct   08 AM
23
20
Sat, 01 Oct   09 AM
26
21
Sat, 01 Oct   10 AM
36
23
Sat, 01 Oct   11 AM
41
25
Sat, 01 Oct   12 PM
45
29
Sat, 01 Oct   01 PM
46
32
Sat, 01 Oct   02 PM
45
35
Sat, 01 Oct   03 PM
45
38
Sat, 01 Oct   04 PM
43
41
Sat, 01 Oct   05 PM
43
43
Sat, 01 Oct   06 PM
43
44
Sat, 01 Oct   07 PM
44
44
Sat, 01 Oct   08 PM
41
44
Sat, 01 Oct   09 PM
34
42
Sat, 01 Oct   10 PM
30
40
Sat, 01 Oct   11 PM
31
39
Sun, 02 Oct   12 AM
32
37
Sun, 02 Oct   01 AM
33
36
Sun, 02 Oct   02 AM
31
35
Sun, 02 Oct   03 AM
31
33
Sun, 02 Oct   04 AM
31
32
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, 30 Sep  07 AM
0
0
Fri, 30 Sep  08 AM
0
0
Fri, 30 Sep  09 AM
0
0
Fri, 30 Sep  10 AM
0
0
Fri, 30 Sep  11 AM
0
0
Fri, 30 Sep  12 PM
0
0
Fri, 30 Sep  01 PM
0
0
Fri, 30 Sep  02 PM
0
0
Fri, 30 Sep  03 PM
0
0
Fri, 30 Sep  04 PM
0
0
Fri, 30 Sep  05 PM
0
0
Fri, 30 Sep  06 PM
0
0
Fri, 30 Sep  07 PM
0
0
Fri, 30 Sep  08 PM
0
0
Fri, 30 Sep  09 PM
0
0
Fri, 30 Sep  10 PM
0
0
Fri, 30 Sep  11 PM
0
0
Sat, 01 Oct  12 AM
0
0
Sat, 01 Oct  01 AM
0
0
Sat, 01 Oct  02 AM
0
0
Sat, 01 Oct  03 AM
0
0
Sat, 01 Oct  04 AM
0
0
Sat, 01 Oct  05 AM
0
0
Sat, 01 Oct  06 AM
0
0
Sat, 01 Oct  07 AM
0
0
Sat, 01 Oct  08 AM
0
0
Sat, 01 Oct  09 AM
0
0
Sat, 01 Oct  10 AM
0
0
Sat, 01 Oct  11 AM
0
0
Sat, 01 Oct  12 PM
0
0
Sat, 01 Oct  01 PM
0
0
Sat, 01 Oct  02 PM
0
0
Sat, 01 Oct  03 PM
0
0
Sat, 01 Oct  04 PM
0
0
Sat, 01 Oct  05 PM
0
0
Sat, 01 Oct  06 PM
0
0
Sat, 01 Oct  07 PM
0
0
Sat, 01 Oct  08 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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