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Air Quality Forecast Guidance for Ridgefield, WA

Displayed below are NOAA-EPA Air Quality Forecast Guidance values for
latitude: 45.82 N, longitude: 122.74 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 07/30, 4Z)
50
44
*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, 30 Jul  02 AM
20
26
Wed, 30 Jul  03 AM
20
24
Wed, 30 Jul  04 AM
19
22
Wed, 30 Jul  05 AM
19
22
Wed, 30 Jul  06 AM
19
21
Wed, 30 Jul  07 AM
19
20
Wed, 30 Jul  08 AM
22
20
Wed, 30 Jul  09 AM
25
20
Wed, 30 Jul  10 AM
28
21
Wed, 30 Jul  11 AM
32
23
Wed, 30 Jul  12 PM
38
25
Wed, 30 Jul  01 PM
43
28
Wed, 30 Jul  02 PM
47
32
Wed, 30 Jul  03 PM
49
36
Wed, 30 Jul  04 PM
49
39
Wed, 30 Jul   05 PM
48
42
Wed, 30 Jul   06 PM
48
44
Wed, 30 Jul   07 PM
44
46
Wed, 30 Jul   08 PM
36
46
Wed, 30 Jul   09 PM
29
44
Wed, 30 Jul   10 PM
26
41
Wed, 30 Jul   11 PM
24
38
Thu, 31 Jul   12 AM
23
35
Thu, 31 Jul   01 AM
21
31
Thu, 31 Jul   02 AM
19
28
Thu, 31 Jul   03 AM
18
24
Thu, 31 Jul   04 AM
17
22
Thu, 31 Jul   05 AM
17
21
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, 30 Jul  02 AM
0
0
Wed, 30 Jul  03 AM
0
0
Wed, 30 Jul  04 AM
0
0
Wed, 30 Jul  05 AM
0
0
Wed, 30 Jul  06 AM
0
0
Wed, 30 Jul  07 AM
0
0
Wed, 30 Jul  08 AM
0
0
Wed, 30 Jul  09 AM
0
0
Wed, 30 Jul  10 AM
0
0
Wed, 30 Jul  11 AM
0
0
Wed, 30 Jul  12 PM
0
0
Wed, 30 Jul  01 PM
0
0
Wed, 30 Jul  02 PM
0
0
Wed, 30 Jul  03 PM
0
0
Wed, 30 Jul  04 PM
0
0
Wed, 30 Jul  05 PM
0
0
Wed, 30 Jul  06 PM
0
0
Wed, 30 Jul  07 PM
0
0
Wed, 30 Jul  08 PM
0
0
Wed, 30 Jul  09 PM
0
0
Wed, 30 Jul  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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