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Air Quality Forecast Guidance for Yakima, WA

Displayed below are NOAA-EPA Air Quality Forecast Guidance values for
latitude: 46.60 N, longitude: 120.50 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 09/18, 4Z)
55
52
*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, 17 Sep  06 PM
55
51
Wed, 17 Sep  07 PM
49
52
Wed, 17 Sep  08 PM
42
51
Wed, 17 Sep  09 PM
39
50
Wed, 17 Sep  10 PM
38
48
Wed, 17 Sep  11 PM
38
46
Thu, 18 Sep  12 AM
39
44
Thu, 18 Sep  01 AM
38
42
Thu, 18 Sep  02 AM
37
40
Thu, 18 Sep  03 AM
36
38
Thu, 18 Sep  04 AM
34
37
Thu, 18 Sep  05 AM
33
36
Thu, 18 Sep  06 AM
32
36
Thu, 18 Sep  07 AM
29
35
Thu, 18 Sep  08 AM
27
33
Thu, 18 Sep  09 AM
30
32
Thu, 18 Sep  10 AM
37
32
Thu, 18 Sep  11 AM
41
33
Thu, 18 Sep  12 PM
44
34
Thu, 18 Sep  01 PM
44
35
Thu, 18 Sep  02 PM
42
37
Thu, 18 Sep  03 PM
41
38
Thu, 18 Sep  04 PM
40
40
Thu, 18 Sep   05 PM
40
41
Thu, 18 Sep   06 PM
39
41
Thu, 18 Sep   07 PM
37
41
Thu, 18 Sep   08 PM
34
40
Thu, 18 Sep   09 PM
34
38
Thu, 18 Sep   10 PM
34
38
Thu, 18 Sep   11 PM
34
37
Fri, 19 Sep   12 AM
32
36
Fri, 19 Sep   01 AM
32
35
Fri, 19 Sep   02 AM
32
34
Fri, 19 Sep   03 AM
32
33
Fri, 19 Sep   04 AM
32
33
Fri, 19 Sep   05 AM
32
32
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, 17 Sep  06 PM
4
4
Wed, 17 Sep  07 PM
16
6
Wed, 17 Sep  08 PM
25
6
Wed, 17 Sep  09 PM
25
16
Wed, 17 Sep  10 PM
40
16
Wed, 17 Sep  11 PM
16
4
Thu, 18 Sep  12 AM
25
4
Thu, 18 Sep  01 AM
63
4
Thu, 18 Sep  02 AM
158
6
Thu, 18 Sep  03 AM
158
10
Thu, 18 Sep  04 AM
158
10
Thu, 18 Sep  05 AM
158
6
Thu, 18 Sep  06 AM
100
6
Thu, 18 Sep  07 AM
100
6
Thu, 18 Sep  08 AM
63
6
Thu, 18 Sep  09 AM
16
4
Thu, 18 Sep  10 AM
4
3
Thu, 18 Sep  11 AM
1
1
Thu, 18 Sep  12 PM
1
0
Thu, 18 Sep  01 PM
1
0
Thu, 18 Sep  02 PM
0
0
Thu, 18 Sep  03 PM
0
0
Thu, 18 Sep  04 PM
0
0
Thu, 18 Sep  05 PM
0
0
Thu, 18 Sep  06 PM
0
0
Thu, 18 Sep  07 PM
0
0
Thu, 18 Sep  08 PM
0
0
Thu, 18 Sep  09 PM
0
0
Thu, 18 Sep  10 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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