Air Quality Forecast Guidance for Placerville, CA

Displayed below are NOAA-EPA Air Quality Forecast Guidance values for
latitude: 38.73 N, longitude: 120.80 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 08/04, 4Z)
57
53
*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, 03 Aug  06 PM
54
50
Mon, 03 Aug  07 PM
56
51
Mon, 03 Aug  08 PM
57
52
Mon, 03 Aug  09 PM
54
53
Mon, 03 Aug  10 PM
48
53
Mon, 03 Aug  11 PM
42
52
Tue, 04 Aug  12 AM
38
50
Tue, 04 Aug  01 AM
36
48
Tue, 04 Aug  02 AM
34
46
Tue, 04 Aug  03 AM
33
43
Tue, 04 Aug  04 AM
32
40
Tue, 04 Aug  05 AM
32
37
Tue, 04 Aug  06 AM
32
35
Tue, 04 Aug  07 AM
31
34
Tue, 04 Aug  08 AM
33
33
Tue, 04 Aug  09 AM
38
33
Tue, 04 Aug  10 AM
41
34
Tue, 04 Aug  11 AM
44
35
Tue, 04 Aug  12 PM
46
37
Tue, 04 Aug  01 PM
48
39
Tue, 04 Aug  02 PM
50
42
Tue, 04 Aug  03 PM
51
44
Tue, 04 Aug  04 PM
52
46
Tue, 04 Aug   05 PM
54
48
Tue, 04 Aug   06 PM
56
50
Tue, 04 Aug   07 PM
58
52
Tue, 04 Aug   08 PM
59
54
Tue, 04 Aug   09 PM
57
55
Tue, 04 Aug   10 PM
52
55
Tue, 04 Aug   11 PM
47
54
Wed, 05 Aug   12 AM
42
53
Wed, 05 Aug   01 AM
40
51
Wed, 05 Aug   02 AM
37
49
Wed, 05 Aug   03 AM
34
46
Wed, 05 Aug   04 AM
32
43
Wed, 05 Aug   05 AM
31
39
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, 03 Aug  06 PM
0
0
Mon, 03 Aug  07 PM
0
0
Mon, 03 Aug  08 PM
0
0
Mon, 03 Aug  09 PM
0
0
Mon, 03 Aug  10 PM
0
0
Mon, 03 Aug  11 PM
0
0
Tue, 04 Aug  12 AM
0
0
Tue, 04 Aug  01 AM
0
0
Tue, 04 Aug  02 AM
0
0
Tue, 04 Aug  03 AM
0
0
Tue, 04 Aug  04 AM
0
0
Tue, 04 Aug  05 AM
0
0
Tue, 04 Aug  06 AM
0
0
Tue, 04 Aug  07 AM
0
0
Tue, 04 Aug  08 AM
0
0
Tue, 04 Aug  09 AM
0
0
Tue, 04 Aug  10 AM
0
0
Tue, 04 Aug  11 AM
0
0
Tue, 04 Aug  12 PM
0
0
Tue, 04 Aug  01 PM
0
0
Tue, 04 Aug  02 PM
0
0
Tue, 04 Aug  03 PM
0
0
Tue, 04 Aug  04 PM
0
0
Tue, 04 Aug  05 PM
0
0
Tue, 04 Aug  06 PM
0
0
Tue, 04 Aug  07 PM
0
0
Tue, 04 Aug  08 PM
0
0
Tue, 04 Aug  09 PM
0
0
Tue, 04 Aug  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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