Air Quality Forecast Guidance for Mar-mac, NC

Displayed below are NOAA-EPA Air Quality Forecast Guidance values for
latitude: 35.37 N, longitude: 78.06 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 03/28, 4Z)
46
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)

12Z Model Run
8 Hour Average Ozone
Concentration (PPB)

12Z Model Run
Fri, 27 Mar  04 PM
40
40
Fri, 27 Mar  05 PM
40
40
Fri, 27 Mar  06 PM
40
39
Fri, 27 Mar  07 PM
41
40
Fri, 27 Mar   08 PM
40
40
Fri, 27 Mar   09 PM
41
40
Fri, 27 Mar   10 PM
41
40
Fri, 27 Mar   11 PM
41
40
Sat, 28 Mar   12 AM
41
40
Sat, 28 Mar   01 AM
40
41
Sat, 28 Mar   02 AM
39
40
Sat, 28 Mar   03 AM
38
40
Sat, 28 Mar   04 AM
38
40
Sat, 28 Mar   05 AM
40
40
Sat, 28 Mar   06 AM
40
40
Sat, 28 Mar   07 AM
38
39
Sat, 28 Mar   08 AM
36
39
Sat, 28 Mar   09 AM
36
38
Sat, 28 Mar   10 AM
35
38
Sat, 28 Mar   11 AM
37
38
Sat, 28 Mar   12 PM
41
38
Sat, 28 Mar   01 PM
44
38
Sat, 28 Mar   02 PM
46
39
Sat, 28 Mar   03 PM
48
40
Sat, 28 Mar   04 PM
48
42
Sat, 28 Mar   05 PM
48
43
Sat, 28 Mar   06 PM
48
45
Sat, 28 Mar   07 PM
48
47
Sat, 28 Mar   08 PM
47
47
Sat, 28 Mar   09 PM
42
47
Sat, 28 Mar   10 PM
38
46
Sat, 28 Mar   11 PM
37
45
Sun, 29 Mar   12 AM
39
44
Sun, 29 Mar   01 AM
39
42
Sun, 29 Mar   02 AM
39
41
Sun, 29 Mar   03 AM
37
40
Sun, 29 Mar   04 AM
36
38
Sun, 29 Mar   05 AM
35
38
Sun, 29 Mar   06 AM
35
37
Sun, 29 Mar   07 AM
34
37
Sun, 29 Mar   08 AM
35
36
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, 27 Mar  01 PM
0
0
Fri, 27 Mar  02 PM
0
0
Fri, 27 Mar  03 PM
0
0
Fri, 27 Mar  04 PM
0
0
Fri, 27 Mar  05 PM
0
0
Fri, 27 Mar  06 PM
0
0
Fri, 27 Mar  07 PM
0
0
Fri, 27 Mar  08 PM
0
0
Fri, 27 Mar  09 PM
0
0
Fri, 27 Mar  10 PM
0
0
Fri, 27 Mar  11 PM
0
0
Sat, 28 Mar  12 AM
0
0
Sat, 28 Mar  01 AM
0
0
Sat, 28 Mar  02 AM
0
0
Sat, 28 Mar  03 AM
0
0
Sat, 28 Mar  04 AM
0
0
Sat, 28 Mar  05 AM
0
0
Sat, 28 Mar  06 AM
0
0
Sat, 28 Mar  07 AM
0
0
Sat, 28 Mar  08 AM
0
0
Sat, 28 Mar  09 AM
0
0
Sat, 28 Mar  10 AM
0
0
Sat, 28 Mar  11 AM
0
0
Sat, 28 Mar  12 PM
0
0
Sat, 28 Mar  01 PM
0
0
Sat, 28 Mar  02 PM
0
0
Sat, 28 Mar  03 PM
0
0
Sat, 28 Mar  04 PM
0
0
Sat, 28 Mar  05 PM
0
0
Sat, 28 Mar  06 PM
0
0
Sat, 28 Mar  07 PM
0
0
Sat, 28 Mar  08 PM
0
0
Sat, 28 Mar  09 PM
0
0
Sat, 28 Mar  10 PM
0
0
Sat, 28 Mar  11 PM
0
0
Sun, 29 Mar  12 AM
0
0
Sun, 29 Mar  01 AM
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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