Air Quality Forecast Guidance for Mount Gretna, PA

Displayed below are NOAA-EPA Air Quality Forecast Guidance values for
latitude: 40.25 N, longitude: 76.46 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 05/17, 4Z)
57
53
*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
Mon, 16 May  10 AM
35
17
Mon, 16 May  11 AM
42
20
Mon, 16 May  12 PM
48
25
Mon, 16 May  01 PM
54
30
Mon, 16 May  02 PM
57
36
Mon, 16 May  03 PM
58
42
Mon, 16 May  04 PM
55
47
Mon, 16 May  05 PM
53
50
Mon, 16 May  06 PM
52
52
Mon, 16 May  07 PM
51
53
Mon, 16 May   08 PM
45
53
Mon, 16 May   09 PM
42
52
Mon, 16 May   10 PM
36
49
Mon, 16 May   11 PM
30
45
Tue, 17 May   12 AM
23
42
Tue, 17 May   01 AM
20
37
Tue, 17 May   02 AM
20
34
Tue, 17 May   03 AM
23
30
Tue, 17 May   04 AM
26
28
Tue, 17 May   05 AM
25
25
Tue, 17 May   06 AM
22
24
Tue, 17 May   07 AM
21
23
Tue, 17 May   08 AM
27
23
Tue, 17 May   09 AM
32
25
Tue, 17 May   10 AM
38
27
Tue, 17 May   11 AM
43
29
Tue, 17 May   12 PM
47
32
Tue, 17 May   01 PM
47
35
Tue, 17 May   02 PM
46
38
Tue, 17 May   03 PM
44
41
Tue, 17 May   04 PM
43
43
Tue, 17 May   05 PM
43
44
Tue, 17 May   06 PM
42
44
Tue, 17 May   07 PM
40
44
Tue, 17 May   08 PM
39
43
Tue, 17 May   09 PM
35
41
Tue, 17 May   10 PM
33
40
Tue, 17 May   11 PM
30
38
Wed, 18 May   12 AM
28
36
Wed, 18 May   01 AM
25
34
Wed, 18 May   02 AM
21
31
Wed, 18 May   03 AM
19
29
Wed, 18 May   04 AM
21
27
Wed, 18 May   05 AM
18
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
Mon, 16 May  10 AM
0
1
Mon, 16 May  11 AM
0
1
Mon, 16 May  12 PM
0
1
Mon, 16 May  01 PM
1
0
Mon, 16 May  02 PM
0
0
Mon, 16 May  03 PM
2
0
Mon, 16 May  04 PM
1
0
Mon, 16 May  05 PM
1
1
Mon, 16 May  06 PM
0
0
Mon, 16 May  07 PM
0
1
Mon, 16 May  08 PM
1
0
Mon, 16 May  09 PM
0
0
Mon, 16 May  10 PM
0
0
Mon, 16 May  11 PM
0
0
Tue, 17 May  12 AM
0
0
Tue, 17 May  01 AM
0
0
Tue, 17 May  02 AM
0
0
Tue, 17 May  03 AM
0
0
Tue, 17 May  04 AM
0
0
Tue, 17 May  05 AM
0
0
Tue, 17 May  06 AM
0
0
Tue, 17 May  07 AM
0
0
Tue, 17 May  08 AM
0
0
Tue, 17 May  09 AM
0
0
Tue, 17 May  10 AM
0
0
Tue, 17 May  11 AM
0
0
Tue, 17 May  12 PM
0
0
Tue, 17 May  01 PM
0
0
Tue, 17 May  02 PM
0
0
Tue, 17 May  03 PM
0
0
Tue, 17 May  04 PM
0
0
Tue, 17 May  05 PM
0
0
Tue, 17 May  06 PM
0
0
Tue, 17 May  07 PM
0
0
Tue, 17 May  08 PM
0
0
Tue, 17 May  09 PM
0
0
Tue, 17 May  10 PM
0
0
Tue, 17 May  11 PM
0
0
Wed, 18 May  12 AM
0
0
Wed, 18 May  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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