Air Quality Forecast Guidance for Durham, CT

Displayed below are NOAA-EPA Air Quality Forecast Guidance values for
latitude: 41.47 N, longitude: 72.68 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 09/24, 4Z)
32
33
*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
Sun, 24 Sep  02 AM
36
29
Sun, 24 Sep  03 AM
34
30
Sun, 24 Sep  04 AM
33
30
Sun, 24 Sep  05 AM
32
31
Sun, 24 Sep  06 AM
32
32
Sun, 24 Sep  07 AM
31
32
Sun, 24 Sep  08 AM
34
33
Sun, 24 Sep  09 AM
33
33
Sun, 24 Sep  10 AM
36
33
Sun, 24 Sep  11 AM
37
33
Sun, 24 Sep  12 PM
39
34
Sun, 24 Sep  01 PM
39
35
Sun, 24 Sep  02 PM
38
36
Sun, 24 Sep  03 PM
37
37
Sun, 24 Sep  04 PM
35
37
Sun, 24 Sep  05 PM
33
37
Sun, 24 Sep  06 PM
34
37
Sun, 24 Sep  07 PM
35
36
Sun, 24 Sep   08 PM
29
35
Sun, 24 Sep   09 PM
25
33
Sun, 24 Sep   10 PM
23
31
Sun, 24 Sep   11 PM
22
29
Mon, 25 Sep   12 AM
17
27
Mon, 25 Sep   01 AM
20
26
Mon, 25 Sep   02 AM
20
24
Mon, 25 Sep   03 AM
16
21
Mon, 25 Sep   04 AM
13
19
Mon, 25 Sep   05 AM
13
18
Smoke
Ending Time
(Local Time)
1 Hour Surface Smoke (µg/m³)
06Z Model Run
1 Hour Column-Integrated
Smoke (µg/m³)
06Z Model Run
Sun, 24 Sep  02 AM
0
0
Sun, 24 Sep  03 AM
0
0
Sun, 24 Sep  04 AM
0
0
Sun, 24 Sep  05 AM
0
0
Sun, 24 Sep  06 AM
0
0
Sun, 24 Sep  07 AM
0
0
Sun, 24 Sep  08 AM
0
0
Sun, 24 Sep  09 AM
0
0
Sun, 24 Sep  10 AM
0
0
Sun, 24 Sep  11 AM
0
0
Sun, 24 Sep  12 PM
0
0
Sun, 24 Sep  01 PM
0
0
Sun, 24 Sep  02 PM
0
0
Sun, 24 Sep  03 PM
0
0
Sun, 24 Sep  04 PM
0
0
Sun, 24 Sep  05 PM
0
0
Sun, 24 Sep  06 PM
0
0
Sun, 24 Sep  07 PM
0
0
Sun, 24 Sep  08 PM
0
0
Sun, 24 Sep  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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