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 04/09, 4Z)
62
59
*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
Thu, 09 Apr  04 AM
27
31
Thu, 09 Apr  05 AM
32
29
Thu, 09 Apr  06 AM
35
29
Thu, 09 Apr  07 AM
37
30
Thu, 09 Apr  08 AM
38
31
Thu, 09 Apr  09 AM
39
33
Thu, 09 Apr  10 AM
42
35
Thu, 09 Apr  11 AM
47
37
Thu, 09 Apr  12 PM
48
40
Thu, 09 Apr  01 PM
50
42
Thu, 09 Apr  02 PM
51
44
Thu, 09 Apr  03 PM
47
45
Thu, 09 Apr  04 PM
50
47
Thu, 09 Apr  05 PM
51
48
Thu, 09 Apr  06 PM
50
49
Thu, 09 Apr  07 PM
50
50
Thu, 09 Apr   08 PM
48
50
Thu, 09 Apr   09 PM
45
49
Thu, 09 Apr   10 PM
44
48
Thu, 09 Apr   11 PM
45
48
Fri, 10 Apr   12 AM
49
48
Fri, 10 Apr   01 AM
49
47
Fri, 10 Apr   02 AM
49
47
Fri, 10 Apr   03 AM
48
47
Fri, 10 Apr   04 AM
47
47
Fri, 10 Apr   05 AM
47
47
Fri, 10 Apr   06 AM
47
48
Fri, 10 Apr   07 AM
46
48
Fri, 10 Apr   08 AM
47
47
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, 09 Apr  04 AM
0
0
Thu, 09 Apr  05 AM
0
0
Thu, 09 Apr  06 AM
0
0
Thu, 09 Apr  07 AM
0
0
Thu, 09 Apr  08 AM
0
0
Thu, 09 Apr  09 AM
0
0
Thu, 09 Apr  10 AM
0
0
Thu, 09 Apr  11 AM
0
0
Thu, 09 Apr  12 PM
0
0
Thu, 09 Apr  01 PM
0
0
Thu, 09 Apr  02 PM
0
0
Thu, 09 Apr  03 PM
0
0
Thu, 09 Apr  04 PM
0
0
Thu, 09 Apr  05 PM
0
0
Thu, 09 Apr  06 PM
0
0
Thu, 09 Apr  07 PM
0
0
Thu, 09 Apr  08 PM
0
0
Thu, 09 Apr  09 PM
0
0
Thu, 09 Apr  10 PM
0
0
Thu, 09 Apr  11 PM
0
0
Fri, 10 Apr  12 AM
0
0
Fri, 10 Apr  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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