Air Quality Forecast Guidance for Holly Grove, AR

Displayed below are NOAA-EPA Air Quality Forecast Guidance values for
latitude: 34.60 N, longitude: 91.20 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)
52
50
*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
Sat, 30 Sep  12 PM
42
18
Sat, 30 Sep  01 PM
46
23
Sat, 30 Sep  02 PM
49
29
Sat, 30 Sep  03 PM
51
34
Sat, 30 Sep  04 PM
52
40
Sat, 30 Sep  05 PM
52
45
Sat, 30 Sep  06 PM
51
48
Sat, 30 Sep   07 PM
49
49
Sat, 30 Sep   08 PM
46
50
Sat, 30 Sep   09 PM
41
49
Sat, 30 Sep   10 PM
38
48
Sat, 30 Sep   11 PM
35
46
Sun, 01 Oct   12 AM
30
43
Sun, 01 Oct   01 AM
26
40
Sun, 01 Oct   02 AM
21
36
Sun, 01 Oct   03 AM
21
32
Sun, 01 Oct   04 AM
17
29
Sun, 01 Oct   05 AM
15
25
Sun, 01 Oct   06 AM
12
22
Sun, 01 Oct   07 AM
10
19
Sun, 01 Oct   08 AM
8
16
Sun, 01 Oct   09 AM
22
16
Sun, 01 Oct   10 AM
37
18
Sun, 01 Oct   11 AM
45
21
Sun, 01 Oct   12 PM
49
25
Sun, 01 Oct   01 PM
51
29
Sun, 01 Oct   02 PM
50
34
Sun, 01 Oct   03 PM
51
39
Sun, 01 Oct   04 PM
53
45
Sun, 01 Oct   05 PM
54
49
Sun, 01 Oct   06 PM
53
51
Sun, 01 Oct   07 PM
48
51
Sun, 01 Oct   08 PM
41
50
Sun, 01 Oct   09 PM
38
49
Sun, 01 Oct   10 PM
37
47
Sun, 01 Oct   11 PM
27
44
Mon, 02 Oct   12 AM
21
40
Mon, 02 Oct   01 AM
19
36
Mon, 02 Oct   02 AM
17
31
Mon, 02 Oct   03 AM
16
27
Mon, 02 Oct   04 AM
14
24
Smoke
Ending Time
(Local Time)
1 Hour Surface Smoke (µg/m³)
06Z Model Run
1 Hour Column-Integrated
Smoke (µg/m³)
06Z Model Run
Sat, 30 Sep  12 PM
0
0
Sat, 30 Sep  01 PM
0
0
Sat, 30 Sep  02 PM
0
0
Sat, 30 Sep  03 PM
0
0
Sat, 30 Sep  04 PM
0
0
Sat, 30 Sep  05 PM
0
0
Sat, 30 Sep  06 PM
0
0
Sat, 30 Sep  07 PM
0
0
Sat, 30 Sep  08 PM
0
0
Sat, 30 Sep  09 PM
0
0
Sat, 30 Sep  10 PM
0
0
Sat, 30 Sep  11 PM
0
0
Sun, 01 Oct  12 AM
0
0
Sun, 01 Oct  01 AM
0
0
Sun, 01 Oct  02 AM
0
0
Sun, 01 Oct  03 AM
0
0
Sun, 01 Oct  04 AM
0
0
Sun, 01 Oct  05 AM
0
0
Sun, 01 Oct  06 AM
0
0
Sun, 01 Oct  07 AM
0
0
Sun, 01 Oct  08 AM
0
0
Sun, 01 Oct  09 AM
0
0
Sun, 01 Oct  10 AM
0
0
Sun, 01 Oct  11 AM
0
0
Sun, 01 Oct  12 PM
0
0
Sun, 01 Oct  01 PM
0
0
Sun, 01 Oct  02 PM
0
0
Sun, 01 Oct  03 PM
0
0
Sun, 01 Oct  04 PM
0
0
Sun, 01 Oct  05 PM
0
0
Sun, 01 Oct  06 PM
0
0
Sun, 01 Oct  07 PM
0
0
Sun, 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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