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Air Quality Forecast Guidance for Powell, OH

Displayed below are NOAA-EPA Air Quality Forecast Guidance values for
latitude: 40.18 N, longitude: 83.00 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 07/25, 4Z)
42
40
*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
Thu, 24 Jul  11 AM
35
26
Thu, 24 Jul  12 PM
38
28
Thu, 24 Jul  01 PM
38
30
Thu, 24 Jul  02 PM
38
32
Thu, 24 Jul  03 PM
39
34
Thu, 24 Jul  04 PM
39
36
Thu, 24 Jul  05 PM
41
37
Thu, 24 Jul  06 PM
42
39
Thu, 24 Jul  07 PM
42
40
Thu, 24 Jul   08 PM
38
40
Thu, 24 Jul   09 PM
31
39
Thu, 24 Jul   10 PM
25
37
Thu, 24 Jul   11 PM
21
35
Fri, 25 Jul   12 AM
19
32
Fri, 25 Jul   01 AM
18
30
Fri, 25 Jul   02 AM
18
27
Fri, 25 Jul   03 AM
19
24
Fri, 25 Jul   04 AM
21
22
Fri, 25 Jul   05 AM
22
20
Fri, 25 Jul   06 AM
23
20
Fri, 25 Jul   07 AM
21
20
Fri, 25 Jul   08 AM
19
20
Fri, 25 Jul   09 AM
34
22
Fri, 25 Jul   10 AM
43
25
Fri, 25 Jul   11 AM
46
29
Fri, 25 Jul   12 PM
49
32
Fri, 25 Jul   01 PM
54
36
Fri, 25 Jul   02 PM
60
41
Fri, 25 Jul   03 PM
64
46
Fri, 25 Jul   04 PM
66
52
Fri, 25 Jul   05 PM
59
55
Fri, 25 Jul   06 PM
50
56
Fri, 25 Jul   07 PM
46
56
Fri, 25 Jul   08 PM
39
55
Fri, 25 Jul   09 PM
35
52
Fri, 25 Jul   10 PM
31
49
Fri, 25 Jul   11 PM
27
44
Sat, 26 Jul   12 AM
25
39
Sat, 26 Jul   01 AM
24
35
Sat, 26 Jul   02 AM
25
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
Thu, 24 Jul  11 AM
0
0
Thu, 24 Jul  12 PM
0
0
Thu, 24 Jul  01 PM
0
0
Thu, 24 Jul  02 PM
0
0
Thu, 24 Jul  03 PM
0
0
Thu, 24 Jul  04 PM
0
0
Thu, 24 Jul  05 PM
0
0
Thu, 24 Jul  06 PM
0
0
Thu, 24 Jul  07 PM
0
0
Thu, 24 Jul  08 PM
0
0
Thu, 24 Jul  09 PM
0
0
Thu, 24 Jul  10 PM
0
0
Thu, 24 Jul  11 PM
0
0
Fri, 25 Jul  12 AM
0
0
Fri, 25 Jul  01 AM
0
0
Fri, 25 Jul  02 AM
0
0
Fri, 25 Jul  03 AM
0
0
Fri, 25 Jul  04 AM
0
0
Fri, 25 Jul  05 AM
0
0
Fri, 25 Jul  06 AM
0
0
Fri, 25 Jul  07 AM
0
0
Fri, 25 Jul  08 AM
0
0
Fri, 25 Jul  09 AM
0
0
Fri, 25 Jul  10 AM
0
0
Fri, 25 Jul  11 AM
0
0
Fri, 25 Jul  12 PM
0
0
Fri, 25 Jul  01 PM
0
0
Fri, 25 Jul  02 PM
0
0
Fri, 25 Jul  03 PM
0
0
Fri, 25 Jul  04 PM
0
0
Fri, 25 Jul  05 PM
0
0
Fri, 25 Jul  06 PM
0
0
Fri, 25 Jul  07 PM
0
0
Fri, 25 Jul  08 PM
0
0
Fri, 25 Jul  09 PM
0
0
Fri, 25 Jul  10 PM
0
0
Fri, 25 Jul  11 PM
0
0
Sat, 26 Jul  12 AM
0
0
Sat, 26 Jul  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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