Air Quality Forecast Guidance for Indian Heaven Wilderness, WA

Displayed below are NOAA-EPA Air Quality Forecast Guidance values for
latitude: 45.97 N, longitude: 121.66 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 03/19, 4Z)
42
38
*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
Mon, 18 Mar  10 PM
31
37
Mon, 18 Mar  11 PM
30
36
Tue, 19 Mar  12 AM
29
35
Tue, 19 Mar  01 AM
27
34
Tue, 19 Mar  02 AM
27
32
Tue, 19 Mar  03 AM
29
30
Tue, 19 Mar  04 AM
28
29
Tue, 19 Mar  05 AM
28
29
Tue, 19 Mar  06 AM
29
28
Tue, 19 Mar  07 AM
27
28
Tue, 19 Mar  08 AM
27
28
Tue, 19 Mar  09 AM
31
28
Tue, 19 Mar  10 AM
38
30
Tue, 19 Mar  11 AM
41
31
Tue, 19 Mar  12 PM
40
33
Tue, 19 Mar  01 PM
40
34
Tue, 19 Mar  02 PM
42
36
Tue, 19 Mar  03 PM
43
38
Tue, 19 Mar  04 PM
46
40
Tue, 19 Mar   05 PM
51
43
Tue, 19 Mar   06 PM
54
45
Tue, 19 Mar   07 PM
56
46
Tue, 19 Mar   08 PM
56
48
Tue, 19 Mar   09 PM
53
50
Tue, 19 Mar   10 PM
50
51
Tue, 19 Mar   11 PM
49
52
Wed, 20 Mar   12 AM
46
52
Wed, 20 Mar   01 AM
41
51
Wed, 20 Mar   02 AM
39
49
Smoke
Ending Time
(Local Time)
1 Hour Surface Smoke (µg/m³)
06Z Model Run
1 Hour Column-Integrated
Smoke (µg/m³)

06Z Model Run
Mon, 18 Mar  10 PM
0
0
Mon, 18 Mar  11 PM
0
0
Tue, 19 Mar  12 AM
0
0
Tue, 19 Mar  01 AM
0
0
Tue, 19 Mar  02 AM
0
0
Tue, 19 Mar  03 AM
0
0
Tue, 19 Mar  04 AM
0
0
Tue, 19 Mar  05 AM
0
0
Tue, 19 Mar  06 AM
0
0
Tue, 19 Mar  07 AM
0
0
Tue, 19 Mar  08 AM
0
0
Tue, 19 Mar  09 AM
0
0
Tue, 19 Mar  10 AM
0
0
Tue, 19 Mar  11 AM
0
0
Tue, 19 Mar  12 PM
0
0
Tue, 19 Mar  01 PM
0
0
Tue, 19 Mar  02 PM
0
0
Tue, 19 Mar  03 PM
0
0
Tue, 19 Mar  04 PM
0
0
Tue, 19 Mar  05 PM
0
0
Tue, 19 Mar  06 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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