Air Quality Forecast Guidance for Pelham, NH

Displayed below are NOAA-EPA Air Quality Forecast Guidance values for
latitude: 42.72 N, longitude: 71.31 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 06/17, 4Z)
36
34
*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
Wed, 16 Jun  10 PM
15
29
Wed, 16 Jun  11 PM
15
27
Thu, 17 Jun  12 AM
15
25
Thu, 17 Jun  01 AM
18
22
Thu, 17 Jun  02 AM
17
20
Thu, 17 Jun  03 AM
16
18
Thu, 17 Jun  04 AM
15
16
Thu, 17 Jun  05 AM
12
15
Thu, 17 Jun  06 AM
10
15
Thu, 17 Jun  07 AM
10
14
Thu, 17 Jun  08 AM
17
14
Thu, 17 Jun  09 AM
32
16
Thu, 17 Jun  10 AM
36
19
Thu, 17 Jun  11 AM
36
21
Thu, 17 Jun  12 PM
37
24
Thu, 17 Jun  01 PM
35
27
Thu, 17 Jun  02 PM
33
30
Thu, 17 Jun  03 PM
32
32
Thu, 17 Jun  04 PM
32
34
Thu, 17 Jun  05 PM
30
34
Thu, 17 Jun  06 PM
30
33
Thu, 17 Jun  07 PM
32
33
Thu, 17 Jun   08 PM
28
31
Thu, 17 Jun   09 PM
23
30
Thu, 17 Jun   10 PM
19
28
Thu, 17 Jun   11 PM
19
27
Fri, 18 Jun   12 AM
17
25
Fri, 18 Jun   01 AM
19
23
Fri, 18 Jun   02 AM
18
22
Fri, 18 Jun   03 AM
17
20
Fri, 18 Jun   04 AM
14
18
Fri, 18 Jun   05 AM
12
17
Fri, 18 Jun   06 AM
9
16
Fri, 18 Jun   07 AM
8
14
Fri, 18 Jun   08 AM
14
14
Smoke
Ending Time
(Local Time)
1 Hour Surface Smoke (µg/m³)
06Z Model Run
1 Hour Column-Integrated
Smoke (µg/m³)

06Z Model Run
Wed, 16 Jun  10 PM
0
0
Wed, 16 Jun  11 PM
0
0
Thu, 17 Jun  12 AM
0
0
Thu, 17 Jun  01 AM
0
0
Thu, 17 Jun  02 AM
0
0
Thu, 17 Jun  03 AM
0
0
Thu, 17 Jun  04 AM
0
0
Thu, 17 Jun  05 AM
0
0
Thu, 17 Jun  06 AM
0
0
Thu, 17 Jun  07 AM
0
0
Thu, 17 Jun  08 AM
0
0
Thu, 17 Jun  09 AM
0
0
Thu, 17 Jun  10 AM
0
0
Thu, 17 Jun  11 AM
0
0
Thu, 17 Jun  12 PM
0
0
Thu, 17 Jun  01 PM
0
0
Thu, 17 Jun  02 PM
0
0
Thu, 17 Jun  03 PM
0
0
Thu, 17 Jun  04 PM
0
0
Thu, 17 Jun  05 PM
0
0
Thu, 17 Jun  06 PM
0
0
Thu, 17 Jun  07 PM
0
0
Thu, 17 Jun  08 PM
0
0
Thu, 17 Jun  09 PM
0
0
Thu, 17 Jun  10 PM
0
0
Thu, 17 Jun  11 PM
0
0
Fri, 18 Jun  12 AM
0
0
Fri, 18 Jun  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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