Air Quality Forecast Guidance for Selma, OR

Displayed below are NOAA-EPA Air Quality Forecast Guidance values for
latitude: 42.28 N, longitude: 123.62 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 08/24, 4Z)
33
31
*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
Wed, 23 Aug  08 AM
13
16
Wed, 23 Aug  09 AM
15
15
Wed, 23 Aug  10 AM
18
15
Wed, 23 Aug  11 AM
23
16
Wed, 23 Aug  12 PM
26
17
Wed, 23 Aug  01 PM
28
19
Wed, 23 Aug  02 PM
30
21
Wed, 23 Aug  03 PM
31
23
Wed, 23 Aug  04 PM
32
25
Wed, 23 Aug   05 PM
33
28
Wed, 23 Aug   06 PM
33
29
Wed, 23 Aug   07 PM
31
31
Wed, 23 Aug   08 PM
28
31
Wed, 23 Aug   09 PM
24
30
Wed, 23 Aug   10 PM
22
29
Wed, 23 Aug   11 PM
21
28
Thu, 24 Aug   12 AM
20
26
Thu, 24 Aug   01 AM
18
25
Thu, 24 Aug   02 AM
17
23
Thu, 24 Aug   03 AM
17
21
Thu, 24 Aug   04 AM
17
19
Thu, 24 Aug   05 AM
18
19
Thu, 24 Aug   06 AM
17
18
Thu, 24 Aug   07 AM
16
18
Thu, 24 Aug   08 AM
16
17
Thu, 24 Aug   09 AM
17
17
Thu, 24 Aug   10 AM
17
17
Thu, 24 Aug   11 AM
17
17
Thu, 24 Aug   12 PM
18
17
Thu, 24 Aug   01 PM
19
17
Thu, 24 Aug   02 PM
21
18
Thu, 24 Aug   03 PM
22
18
Thu, 24 Aug   04 PM
22
19
Thu, 24 Aug   05 PM
21
19
Thu, 24 Aug   06 PM
21
20
Thu, 24 Aug   07 PM
21
20
Thu, 24 Aug   08 PM
21
21
Thu, 24 Aug   09 PM
23
21
Thu, 24 Aug   10 PM
24
22
Thu, 24 Aug   11 PM
24
22
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, 23 Aug  08 AM
0
194
Wed, 23 Aug  09 AM
13
240
Wed, 23 Aug  10 AM
30
302
Wed, 23 Aug  11 AM
143
318
Wed, 23 Aug  12 PM
347
257
Wed, 23 Aug  01 PM
476
179
Wed, 23 Aug  02 PM
342
137
Wed, 23 Aug  03 PM
387
134
Wed, 23 Aug  04 PM
298
144
Wed, 23 Aug  05 PM
230
122
Wed, 23 Aug  06 PM
102
68
Wed, 23 Aug  07 PM
55
38
Wed, 23 Aug  08 PM
36
21
Wed, 23 Aug  09 PM
0
19
Wed, 23 Aug  10 PM
0
18
Wed, 23 Aug  11 PM
0
23
Thu, 24 Aug  12 AM
0
25
Thu, 24 Aug  01 AM
0
24
Thu, 24 Aug  02 AM
0
31
Thu, 24 Aug  03 AM
0
45
Thu, 24 Aug  04 AM
0
38
Thu, 24 Aug  05 AM
0
20
Thu, 24 Aug  06 AM
0
8
Thu, 24 Aug  07 AM
0
6
Thu, 24 Aug  08 AM
0
5
Thu, 24 Aug  09 AM
0
7
Thu, 24 Aug  10 AM
0
7
Thu, 24 Aug  11 AM
0
8
Thu, 24 Aug  12 PM
0
9
Thu, 24 Aug  01 PM
0
10
Thu, 24 Aug  02 PM
0
10
Thu, 24 Aug  03 PM
0
7
Thu, 24 Aug  04 PM
0
0
Thu, 24 Aug  05 PM
0
0
Thu, 24 Aug  06 PM
0
0
Thu, 24 Aug  07 PM
0
0
Thu, 24 Aug  08 PM
0
0
Thu, 24 Aug  09 PM
0
1
Thu, 24 Aug  10 PM
0
2

National Weather Service Air Quality Program Page
Environmental Protection Agency AirNow Forecast Page
Graphical Air Quality Forecast Guidance
FAQ


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