Air Quality Forecast Guidance for Astoria, OR

Displayed below are NOAA-EPA Air Quality Forecast Guidance values for
latitude: 46.19 N, longitude: 123.83 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 08/23, 4Z)
40
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
Fri, 22 Aug  01 PM
39
33
Fri, 22 Aug  02 PM
40
34
Fri, 22 Aug  03 PM
40
36
Fri, 22 Aug  04 PM
39
37
Fri, 22 Aug   05 PM
38
38
Fri, 22 Aug   06 PM
37
38
Fri, 22 Aug   07 PM
36
38
Fri, 22 Aug   08 PM
34
38
Fri, 22 Aug   09 PM
34
37
Fri, 22 Aug   10 PM
34
36
Fri, 22 Aug   11 PM
34
36
Sat, 23 Aug   12 AM
34
35
Sat, 23 Aug   01 AM
34
35
Sat, 23 Aug   02 AM
34
34
Sat, 23 Aug   03 AM
33
34
Sat, 23 Aug   04 AM
33
34
Sat, 23 Aug   05 AM
32
34
Sat, 23 Aug   06 AM
32
33
Sat, 23 Aug   07 AM
32
33
Sat, 23 Aug   08 AM
31
33
Sat, 23 Aug   09 AM
31
32
Sat, 23 Aug   10 AM
32
32
Sat, 23 Aug   11 AM
34
32
Sat, 23 Aug   12 PM
38
33
Sat, 23 Aug   01 PM
42
34
Sat, 23 Aug   02 PM
44
36
Sat, 23 Aug   03 PM
43
37
Sat, 23 Aug   04 PM
40
38
Sat, 23 Aug   05 PM
36
38
Sat, 23 Aug   06 PM
33
39
Sat, 23 Aug   07 PM
33
38
Sat, 23 Aug   08 PM
33
38
Sat, 23 Aug   09 PM
33
37
Sat, 23 Aug   10 PM
33
36
Sat, 23 Aug   11 PM
33
34
Sun, 24 Aug   12 AM
33
34
Sun, 24 Aug   01 AM
33
33
Sun, 24 Aug   02 AM
33
33
Sun, 24 Aug   03 AM
34
33
Sun, 24 Aug   04 AM
34
33
Sun, 24 Aug   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
Fri, 22 Aug  10 AM
0
0
Fri, 22 Aug  11 AM
0
0
Fri, 22 Aug  12 PM
0
0
Fri, 22 Aug  01 PM
0
0
Fri, 22 Aug  02 PM
0
0
Fri, 22 Aug  03 PM
0
0
Fri, 22 Aug  04 PM
0
0
Fri, 22 Aug  05 PM
0
0
Fri, 22 Aug  06 PM
0
0
Fri, 22 Aug  07 PM
0
0
Fri, 22 Aug  08 PM
0
0
Fri, 22 Aug  09 PM
0
0
Fri, 22 Aug  10 PM
0
0
Fri, 22 Aug  11 PM
0
0
Sat, 23 Aug  12 AM
0
1
Sat, 23 Aug  01 AM
0
2
Sat, 23 Aug  02 AM
1
3
Sat, 23 Aug  03 AM
4
3
Sat, 23 Aug  04 AM
2
4
Sat, 23 Aug  05 AM
6
6
Sat, 23 Aug  06 AM
6
10
Sat, 23 Aug  07 AM
2
6
Sat, 23 Aug  08 AM
2
6
Sat, 23 Aug  09 AM
4
6
Sat, 23 Aug  10 AM
6
6
Sat, 23 Aug  11 AM
4
6
Sat, 23 Aug  12 PM
4
6
Sat, 23 Aug  01 PM
4
6
Sat, 23 Aug  02 PM
6
6
Sat, 23 Aug  03 PM
6
10
Sat, 23 Aug  04 PM
10
10
Sat, 23 Aug  05 PM
10
10
Sat, 23 Aug  06 PM
16
10
Sat, 23 Aug  07 PM
16
10
Sat, 23 Aug  08 PM
25
10
Sat, 23 Aug  09 PM
25
10
Sat, 23 Aug  10 PM
16
10

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


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