Air Quality Forecast Guidance for Redding, CA

Displayed below are NOAA-EPA Air Quality Forecast Guidance values for
latitude: 40.59 N, longitude: 122.39 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 09/01, 4Z)
51
47
*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, 31 Aug  02 PM
44
35
Mon, 31 Aug  03 PM
46
37
Mon, 31 Aug  04 PM
49
40
Mon, 31 Aug   05 PM
51
42
Mon, 31 Aug   06 PM
51
44
Mon, 31 Aug   07 PM
50
46
Mon, 31 Aug   08 PM
45
47
Mon, 31 Aug   09 PM
38
47
Mon, 31 Aug   10 PM
31
45
Mon, 31 Aug   11 PM
26
42
Tue, 01 Sep   12 AM
24
39
Tue, 01 Sep   01 AM
24
36
Tue, 01 Sep   02 AM
24
33
Tue, 01 Sep   03 AM
26
30
Tue, 01 Sep   04 AM
28
28
Tue, 01 Sep   05 AM
28
26
Tue, 01 Sep   06 AM
27
26
Tue, 01 Sep   07 AM
25
26
Tue, 01 Sep   08 AM
24
26
Tue, 01 Sep   09 AM
28
26
Tue, 01 Sep   10 AM
33
28
Tue, 01 Sep   11 AM
39
29
Tue, 01 Sep   12 PM
46
31
Tue, 01 Sep   01 PM
49
34
Tue, 01 Sep   02 PM
51
37
Tue, 01 Sep   03 PM
54
40
Tue, 01 Sep   04 PM
56
44
Tue, 01 Sep   05 PM
57
48
Tue, 01 Sep   06 PM
58
51
Tue, 01 Sep   07 PM
59
54
Tue, 01 Sep   08 PM
57
55
Tue, 01 Sep   09 PM
51
55
Tue, 01 Sep   10 PM
46
55
Tue, 01 Sep   11 PM
43
54
Wed, 02 Sep   12 AM
40
52
Wed, 02 Sep   01 AM
36
49
Wed, 02 Sep   02 AM
31
46
Wed, 02 Sep   03 AM
27
42
Wed, 02 Sep   04 AM
25
38
Wed, 02 Sep   05 AM
24
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
Mon, 31 Aug  02 PM
0
0
Mon, 31 Aug  03 PM
0
0
Mon, 31 Aug  04 PM
0
0
Mon, 31 Aug  05 PM
0
0
Mon, 31 Aug  06 PM
1
1
Mon, 31 Aug  07 PM
1
0
Mon, 31 Aug  08 PM
0
0
Mon, 31 Aug  09 PM
2
0
Mon, 31 Aug  10 PM
0
0
Mon, 31 Aug  11 PM
0
0
Tue, 01 Sep  12 AM
0
0
Tue, 01 Sep  01 AM
0
0
Tue, 01 Sep  02 AM
0
0
Tue, 01 Sep  03 AM
0
0
Tue, 01 Sep  04 AM
1
0
Tue, 01 Sep  05 AM
0
0
Tue, 01 Sep  06 AM
0
0
Tue, 01 Sep  07 AM
0
0
Tue, 01 Sep  08 AM
0
0
Tue, 01 Sep  09 AM
0
1
Tue, 01 Sep  10 AM
0
1
Tue, 01 Sep  11 AM
0
1
Tue, 01 Sep  12 PM
0
1
Tue, 01 Sep  01 PM
0
1
Tue, 01 Sep  02 PM
1
1
Tue, 01 Sep  03 PM
0
1
Tue, 01 Sep  04 PM
1
1
Tue, 01 Sep  05 PM
0
1
Tue, 01 Sep  06 PM
1
1
Tue, 01 Sep  07 PM
1
1
Tue, 01 Sep  08 PM
1
2
Tue, 01 Sep  09 PM
0
2
Tue, 01 Sep  10 PM
1
1

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


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