Air Quality Forecast Guidance for Rock Hall, MD

Displayed below are NOAA-EPA Air Quality Forecast Guidance values for
latitude: 39.14 N, longitude: 76.24 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 08/19, 4Z)
74
70
*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, 19 Aug  04 AM
36
48
Fri, 19 Aug  05 AM
32
44
Fri, 19 Aug  06 AM
28
39
Fri, 19 Aug  07 AM
27
36
Fri, 19 Aug  08 AM
27
33
Fri, 19 Aug  09 AM
28
31
Fri, 19 Aug  10 AM
34
31
Fri, 19 Aug  11 AM
41
32
Fri, 19 Aug  12 PM
47
33
Fri, 19 Aug  01 PM
50
35
Fri, 19 Aug  02 PM
53
38
Fri, 19 Aug  03 PM
55
42
Fri, 19 Aug  04 PM
58
46
Fri, 19 Aug  05 PM
63
50
Fri, 19 Aug  06 PM
68
54
Fri, 19 Aug  07 PM
59
56
Fri, 19 Aug   08 PM
53
57
Fri, 19 Aug   09 PM
47
57
Fri, 19 Aug   10 PM
42
56
Fri, 19 Aug   11 PM
41
54
Sat, 20 Aug   12 AM
37
51
Sat, 20 Aug   01 AM
33
47
Sat, 20 Aug   02 AM
31
43
Sat, 20 Aug   03 AM
30
39
Sat, 20 Aug   04 AM
28
36
Sat, 20 Aug   05 AM
26
33
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, 19 Aug  04 AM
0
0
Fri, 19 Aug  05 AM
0
0
Fri, 19 Aug  06 AM
0
0
Fri, 19 Aug  07 AM
0
0
Fri, 19 Aug  08 AM
0
0
Fri, 19 Aug  09 AM
0
0
Fri, 19 Aug  10 AM
0
0
Fri, 19 Aug  11 AM
0
0
Fri, 19 Aug  12 PM
0
0
Fri, 19 Aug  01 PM
0
0
Fri, 19 Aug  02 PM
0
0
Fri, 19 Aug  03 PM
0
0
Fri, 19 Aug  04 PM
0
0
Fri, 19 Aug  05 PM
0
0
Fri, 19 Aug  06 PM
0
0
Fri, 19 Aug  07 PM
0
0
Fri, 19 Aug  08 PM
0
0
Fri, 19 Aug  09 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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