Air Quality Forecast Guidance for Halifax, NC

Displayed below are NOAA-EPA Air Quality Forecast Guidance values for
latitude: 36.25 N, longitude: 77.62 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 12/21, 4Z)
30
29
*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
Sun, 21 Dec  01 AM
19
24
Sun, 21 Dec  02 AM
18
23
Sun, 21 Dec  03 AM
18
22
Sun, 21 Dec  04 AM
17
20
Sun, 21 Dec  05 AM
17
20
Sun, 21 Dec  06 AM
16
19
Sun, 21 Dec  07 AM
16
18
Sun, 21 Dec  08 AM
17
17
Sun, 21 Dec  09 AM
19
17
Sun, 21 Dec  10 AM
23
18
Sun, 21 Dec  11 AM
26
19
Sun, 21 Dec  12 PM
28
20
Sun, 21 Dec  01 PM
29
22
Sun, 21 Dec  02 PM
30
24
Sun, 21 Dec  03 PM
30
25
Sun, 21 Dec  04 PM
30
27
Sun, 21 Dec  05 PM
27
28
Sun, 21 Dec  06 PM
26
28
Sun, 21 Dec   07 PM
26
28
Sun, 21 Dec   08 PM
25
28
Sun, 21 Dec   09 PM
24
27
Sun, 21 Dec   10 PM
23
26
Sun, 21 Dec   11 PM
23
25
Mon, 22 Dec   12 AM
24
25
Mon, 22 Dec   01 AM
25
24
Mon, 22 Dec   02 AM
25
24
Mon, 22 Dec   03 AM
23
24
Mon, 22 Dec   04 AM
22
24
Mon, 22 Dec   05 AM
21
23
Mon, 22 Dec   06 AM
23
23
Mon, 22 Dec   07 AM
24
23
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, 21 Dec  01 AM
0
0
Sun, 21 Dec  02 AM
0
0
Sun, 21 Dec  03 AM
0
0
Sun, 21 Dec  04 AM
0
0
Sun, 21 Dec  05 AM
0
0
Sun, 21 Dec  06 AM
0
0
Sun, 21 Dec  07 AM
0
0
Sun, 21 Dec  08 AM
0
0
Sun, 21 Dec  09 AM
0
0
Sun, 21 Dec  10 AM
0
0
Sun, 21 Dec  11 AM
0
0
Sun, 21 Dec  12 PM
0
0
Sun, 21 Dec  01 PM
0
0
Sun, 21 Dec  02 PM
0
0
Sun, 21 Dec  03 PM
0
0
Sun, 21 Dec  04 PM
0
0
Sun, 21 Dec  05 PM
0
0
Sun, 21 Dec  06 PM
0
0
Sun, 21 Dec  07 PM
0
0
Sun, 21 Dec  08 PM
0
0
Sun, 21 Dec  09 PM
0
0
Sun, 21 Dec  10 PM
0
0
Sun, 21 Dec  11 PM
0
0
Mon, 22 Dec  12 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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