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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 10/24, 4Z)
48
46
*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, 24 Oct  02 AM
38
37
Fri, 24 Oct  03 AM
38
37
Fri, 24 Oct  04 AM
39
37
Fri, 24 Oct  05 AM
39
37
Fri, 24 Oct  06 AM
39
38
Fri, 24 Oct  07 AM
39
38
Fri, 24 Oct  08 AM
39
39
Fri, 24 Oct  09 AM
39
39
Fri, 24 Oct  10 AM
41
39
Fri, 24 Oct  11 AM
46
40
Fri, 24 Oct  12 PM
50
42
Fri, 24 Oct  01 PM
52
43
Fri, 24 Oct  02 PM
53
45
Fri, 24 Oct  03 PM
54
47
Fri, 24 Oct  04 PM
54
48
Fri, 24 Oct   05 PM
55
51
Fri, 24 Oct   06 PM
56
52
Fri, 24 Oct   07 PM
54
54
Fri, 24 Oct   08 PM
52
54
Fri, 24 Oct   09 PM
49
54
Fri, 24 Oct   10 PM
47
53
Fri, 24 Oct   11 PM
45
52
Sat, 25 Oct   12 AM
45
50
Sat, 25 Oct   01 AM
46
49
Sat, 25 Oct   02 AM
47
48
Sat, 25 Oct   03 AM
49
48
Sat, 25 Oct   04 AM
50
47
Sat, 25 Oct   05 AM
48
47
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, 24 Oct  02 AM
0
0
Fri, 24 Oct  03 AM
0
0
Fri, 24 Oct  04 AM
0
0
Fri, 24 Oct  05 AM
0
0
Fri, 24 Oct  06 AM
0
0
Fri, 24 Oct  07 AM
0
0
Fri, 24 Oct  08 AM
0
0
Fri, 24 Oct  09 AM
0
0
Fri, 24 Oct  10 AM
0
0
Fri, 24 Oct  11 AM
0
0
Fri, 24 Oct  12 PM
0
0
Fri, 24 Oct  01 PM
0
0
Fri, 24 Oct  02 PM
0
0
Fri, 24 Oct  03 PM
0
0
Fri, 24 Oct  04 PM
0
0
Fri, 24 Oct  05 PM
0
0
Fri, 24 Oct  06 PM
0
0
Fri, 24 Oct  07 PM
0
0
Fri, 24 Oct  08 PM
0
0
Fri, 24 Oct  09 PM
0
0
Fri, 24 Oct  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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