Air Quality Forecast Guidance for Prineville, OR

Displayed below are NOAA-EPA Air Quality Forecast Guidance values for
latitude: 44.30 N, longitude: 120.83 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)
46
45
*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  02 PM
45
39
Wed, 17 Sep  03 PM
46
41
Wed, 17 Sep  04 PM
46
43
Wed, 17 Sep   05 PM
46
44
Wed, 17 Sep   06 PM
46
45
Wed, 17 Sep   07 PM
44
45
Wed, 17 Sep   08 PM
40
45
Wed, 17 Sep   09 PM
37
44
Wed, 17 Sep   10 PM
36
43
Wed, 17 Sep   11 PM
35
41
Thu, 18 Sep   12 AM
32
40
Thu, 18 Sep   01 AM
31
38
Thu, 18 Sep   02 AM
31
36
Thu, 18 Sep   03 AM
33
34
Thu, 18 Sep   04 AM
37
34
Thu, 18 Sep   05 AM
40
34
Thu, 18 Sep   06 AM
41
35
Thu, 18 Sep   07 AM
40
35
Thu, 18 Sep   08 AM
37
36
Thu, 18 Sep   09 AM
44
38
Thu, 18 Sep   10 AM
54
41
Thu, 18 Sep   11 AM
57
44
Thu, 18 Sep   12 PM
56
46
Thu, 18 Sep   01 PM
53
48
Thu, 18 Sep   02 PM
50
49
Thu, 18 Sep   03 PM
48
50
Thu, 18 Sep   04 PM
46
51
Thu, 18 Sep   05 PM
45
51
Thu, 18 Sep   06 PM
45
50
Thu, 18 Sep   07 PM
44
48
Thu, 18 Sep   08 PM
39
46
Thu, 18 Sep   09 PM
34
44
Thu, 18 Sep   10 PM
32
41
Thu, 18 Sep   11 PM
32
40
Fri, 19 Sep   12 AM
33
38
Fri, 19 Sep   01 AM
34
37
Fri, 19 Sep   02 AM
34
35
Fri, 19 Sep   03 AM
34
34
Fri, 19 Sep   04 AM
34
34
Fri, 19 Sep   05 AM
34
34
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  02 PM
0
0
Wed, 17 Sep  03 PM
0
0
Wed, 17 Sep  04 PM
0
0
Wed, 17 Sep  05 PM
0
0
Wed, 17 Sep  06 PM
0
0
Wed, 17 Sep  07 PM
1
0
Wed, 17 Sep  08 PM
2
0
Wed, 17 Sep  09 PM
1
0
Wed, 17 Sep  10 PM
0
1
Wed, 17 Sep  11 PM
0
1
Thu, 18 Sep  12 AM
4
1
Thu, 18 Sep  01 AM
6
2
Thu, 18 Sep  02 AM
4
2
Thu, 18 Sep  03 AM
0
2
Thu, 18 Sep  04 AM
0
1
Thu, 18 Sep  05 AM
0
1
Thu, 18 Sep  06 AM
0
2
Thu, 18 Sep  07 AM
0
3
Thu, 18 Sep  08 AM
0
3
Thu, 18 Sep  09 AM
0
3
Thu, 18 Sep  10 AM
2
3
Thu, 18 Sep  11 AM
10
3
Thu, 18 Sep  12 PM
10
3
Thu, 18 Sep  01 PM
4
3
Thu, 18 Sep  02 PM
6
4
Thu, 18 Sep  03 PM
3
3
Thu, 18 Sep  04 PM
3
2
Thu, 18 Sep  05 PM
3
2
Thu, 18 Sep  06 PM
2
2
Thu, 18 Sep  07 PM
0
3
Thu, 18 Sep  08 PM
4
3
Thu, 18 Sep  09 PM
10
3
Thu, 18 Sep  10 PM
158
6

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


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