Air Quality Forecast Guidance for Okanogan, WA

Displayed below are NOAA-EPA Air Quality Forecast Guidance values for
latitude: 48.36 N, longitude: 119.58 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 04/19, 4Z)
47
46
*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
Fri, 18 Apr  09 PM
41
45
Fri, 18 Apr  10 PM
40
44
Fri, 18 Apr  11 PM
39
44
Sat, 19 Apr  12 AM
38
43
Sat, 19 Apr  01 AM
37
42
Sat, 19 Apr  02 AM
36
40
Sat, 19 Apr  03 AM
35
39
Sat, 19 Apr  04 AM
34
37
Sat, 19 Apr  05 AM
33
36
Sat, 19 Apr  06 AM
32
35
Sat, 19 Apr  07 AM
32
35
Sat, 19 Apr  08 AM
37
34
Sat, 19 Apr  09 AM
41
35
Sat, 19 Apr  10 AM
43
36
Sat, 19 Apr  11 AM
44
37
Sat, 19 Apr  12 PM
45
38
Sat, 19 Apr  01 PM
46
40
Sat, 19 Apr  02 PM
45
42
Sat, 19 Apr  03 PM
45
43
Sat, 19 Apr  04 PM
43
44
Sat, 19 Apr   05 PM
42
44
Sat, 19 Apr   06 PM
43
44
Sat, 19 Apr   07 PM
42
44
Sat, 19 Apr   08 PM
41
43
Sat, 19 Apr   09 PM
40
43
Sat, 19 Apr   10 PM
38
42
Sat, 19 Apr   11 PM
36
40
Sun, 20 Apr   12 AM
33
39
Sun, 20 Apr   01 AM
32
38
Sun, 20 Apr   02 AM
30
36
Sun, 20 Apr   03 AM
30
35
Sun, 20 Apr   04 AM
29
33
Sun, 20 Apr   05 AM
29
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
Fri, 18 Apr  09 PM
0
0
Fri, 18 Apr  10 PM
0
0
Fri, 18 Apr  11 PM
0
0
Sat, 19 Apr  12 AM
0
0
Sat, 19 Apr  01 AM
0
0
Sat, 19 Apr  02 AM
0
0
Sat, 19 Apr  03 AM
0
0
Sat, 19 Apr  04 AM
0
0
Sat, 19 Apr  05 AM
0
0
Sat, 19 Apr  06 AM
0
0
Sat, 19 Apr  07 AM
0
0
Sat, 19 Apr  08 AM
0
0
Sat, 19 Apr  09 AM
0
0
Sat, 19 Apr  10 AM
0
0
Sat, 19 Apr  11 AM
0
0
Sat, 19 Apr  12 PM
0
0
Sat, 19 Apr  01 PM
0
0
Sat, 19 Apr  02 PM
0
0
Sat, 19 Apr  03 PM
0
0
Sat, 19 Apr  04 PM
0
0
Sat, 19 Apr  05 PM
0
0
Sat, 19 Apr  06 PM
0
0
Sat, 19 Apr  07 PM
0
0
Sat, 19 Apr  08 PM
0
0
Sat, 19 Apr  09 PM
0
0
Sat, 19 Apr  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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