Air Quality Forecast Guidance for City Of The Dalles, OR

Displayed below are NOAA-EPA Air Quality Forecast Guidance values for
latitude: 45.60 N, longitude: 121.18 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 03/03, 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)

6Z Model Run
8 Hour Average Ozone
Concentration (PPB)

6Z Model Run
Sat, 02 Mar  06 AM
25
22
Sat, 02 Mar  07 AM
27
23
Sat, 02 Mar  08 AM
30
24
Sat, 02 Mar  09 AM
34
27
Sat, 02 Mar  10 AM
37
29
Sat, 02 Mar  11 AM
37
30
Sat, 02 Mar  12 PM
37
31
Sat, 02 Mar  01 PM
37
33
Sat, 02 Mar  02 PM
38
35
Sat, 02 Mar  03 PM
39
36
Sat, 02 Mar   04 PM
40
37
Sat, 02 Mar   05 PM
40
38
Sat, 02 Mar   06 PM
39
38
Sat, 02 Mar   07 PM
37
38
Sat, 02 Mar   08 PM
35
38
Sat, 02 Mar   09 PM
34
38
Sat, 02 Mar   10 PM
34
37
Sat, 02 Mar   11 PM
33
36
Sun, 03 Mar   12 AM
32
36
Sun, 03 Mar   01 AM
31
34
Sun, 03 Mar   02 AM
30
33
Sun, 03 Mar   03 AM
28
32
Sun, 03 Mar   04 AM
28
31
Sun, 03 Mar   05 AM
26
30
Sun, 03 Mar   06 AM
26
29
Sun, 03 Mar   07 AM
26
28
Sun, 03 Mar   08 AM
28
28
Sun, 03 Mar   09 AM
31
28
Sun, 03 Mar   10 AM
33
28
Sun, 03 Mar   11 AM
35
29
Sun, 03 Mar   12 PM
37
30
Sun, 03 Mar   01 PM
38
32
Sun, 03 Mar   02 PM
37
33
Sun, 03 Mar   03 PM
38
35
Sun, 03 Mar   04 PM
39
36
Sun, 03 Mar   05 PM
38
37
Sun, 03 Mar   06 PM
33
37
Sun, 03 Mar   07 PM
30
36
Sun, 03 Mar   08 PM
29
35
Sun, 03 Mar   09 PM
30
34
Sun, 03 Mar   10 PM
31
33
Sun, 03 Mar   11 PM
30
32
Mon, 04 Mar   12 AM
32
32
Mon, 04 Mar   01 AM
33
31
Smoke
Ending Time
(Local Time)
1 Hour Surface Smoke (µg/m³)
06Z Model Run
1 Hour Column-Integrated
Smoke (µg/m³)

06Z Model Run
Sat, 02 Mar  06 AM
0
0
Sat, 02 Mar  07 AM
0
0
Sat, 02 Mar  08 AM
0
0
Sat, 02 Mar  09 AM
0
0
Sat, 02 Mar  10 AM
0
0
Sat, 02 Mar  11 AM
0
0
Sat, 02 Mar  12 PM
0
0
Sat, 02 Mar  01 PM
0
0
Sat, 02 Mar  02 PM
0
0
Sat, 02 Mar  03 PM
0
0
Sat, 02 Mar  04 PM
0
0
Sat, 02 Mar  05 PM
0
0
Sat, 02 Mar  06 PM
0
0
Sat, 02 Mar  07 PM
0
0
Sat, 02 Mar  08 PM
0
0
Sat, 02 Mar  09 PM
0
0
Sat, 02 Mar  10 PM
0
0
Sat, 02 Mar  11 PM
0
0
Sun, 03 Mar  12 AM
0
0
Sun, 03 Mar  01 AM
0
0
Sun, 03 Mar  02 AM
0
0
Sun, 03 Mar  03 AM
0
0
Sun, 03 Mar  04 AM
0
0
Sun, 03 Mar  05 AM
0
0
Sun, 03 Mar  06 AM
0
0
Sun, 03 Mar  07 AM
0
0
Sun, 03 Mar  08 AM
0
0
Sun, 03 Mar  09 AM
0
0
Sun, 03 Mar  10 AM
0
0
Sun, 03 Mar  11 AM
0
0
Sun, 03 Mar  12 PM
0
0
Sun, 03 Mar  01 PM
0
0
Sun, 03 Mar  02 PM
0
0
Sun, 03 Mar  03 PM
0
0
Sun, 03 Mar  04 PM
0
0
Sun, 03 Mar  05 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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