Air Quality Forecast Guidance for El Dorado Hills, CA

Displayed below are NOAA-EPA Air Quality Forecast Guidance values for
latitude: 38.69 N, longitude: 121.08 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 07/29, 4Z)
67
63
*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
Tue, 28 Jul  01 PM
61
45
Tue, 28 Jul  02 PM
65
49
Tue, 28 Jul  03 PM
67
53
Tue, 28 Jul  04 PM
66
56
Tue, 28 Jul   05 PM
64
59
Tue, 28 Jul   06 PM
62
61
Tue, 28 Jul   07 PM
61
63
Tue, 28 Jul   08 PM
58
63
Tue, 28 Jul   09 PM
51
62
Tue, 28 Jul   10 PM
44
59
Tue, 28 Jul   11 PM
40
56
Wed, 29 Jul   12 AM
36
52
Wed, 29 Jul   01 AM
34
48
Wed, 29 Jul   02 AM
31
44
Wed, 29 Jul   03 AM
32
41
Wed, 29 Jul   04 AM
36
38
Wed, 29 Jul   05 AM
38
36
Wed, 29 Jul   06 AM
40
36
Wed, 29 Jul   07 AM
40
36
Wed, 29 Jul   08 AM
41
36
Wed, 29 Jul   09 AM
45
38
Wed, 29 Jul   10 AM
48
40
Wed, 29 Jul   11 AM
52
43
Wed, 29 Jul   12 PM
58
45
Wed, 29 Jul   01 PM
64
48
Wed, 29 Jul   02 PM
70
52
Wed, 29 Jul   03 PM
76
57
Wed, 29 Jul   04 PM
80
62
Wed, 29 Jul   05 PM
84
66
Wed, 29 Jul   06 PM
89
72
Wed, 29 Jul   07 PM
93
77
Wed, 29 Jul   08 PM
94
81
Wed, 29 Jul   09 PM
87
84
Wed, 29 Jul   10 PM
70
84
Wed, 29 Jul   11 PM
52
81
Thu, 30 Jul   12 AM
43
77
Thu, 30 Jul   01 AM
41
71
Thu, 30 Jul   02 AM
42
65
Thu, 30 Jul   03 AM
42
59
Thu, 30 Jul   04 AM
41
52
Thu, 30 Jul   05 AM
39
46
Smoke
Ending Time
(Local Time)
1 Hour Surface Smoke (µg/m³)
06Z Model Run
1 Hour Column-Integrated
Smoke (µg/m³)

06Z Model Run
Tue, 28 Jul  10 AM
2
1
Tue, 28 Jul  11 AM
3
1
Tue, 28 Jul  12 PM
1
1
Tue, 28 Jul  01 PM
3
1
Tue, 28 Jul  02 PM
4
1
Tue, 28 Jul  03 PM
4
1
Tue, 28 Jul  04 PM
2
1
Tue, 28 Jul  05 PM
0
1
Tue, 28 Jul  06 PM
1
0
Tue, 28 Jul  07 PM
1
0
Tue, 28 Jul  08 PM
1
1
Tue, 28 Jul  09 PM
0
2
Tue, 28 Jul  10 PM
0
2
Tue, 28 Jul  11 PM
0
2
Wed, 29 Jul  12 AM
0
2
Wed, 29 Jul  01 AM
3
1
Wed, 29 Jul  02 AM
16
1
Wed, 29 Jul  03 AM
40
2
Wed, 29 Jul  04 AM
40
2
Wed, 29 Jul  05 AM
25
3
Wed, 29 Jul  06 AM
16
2
Wed, 29 Jul  07 AM
6
1
Wed, 29 Jul  08 AM
4
1
Wed, 29 Jul  09 AM
3
1
Wed, 29 Jul  10 AM
2
1
Wed, 29 Jul  11 AM
1
1
Wed, 29 Jul  12 PM
2
1
Wed, 29 Jul  01 PM
2
1
Wed, 29 Jul  02 PM
1
1
Wed, 29 Jul  03 PM
1
1
Wed, 29 Jul  04 PM
0
1
Wed, 29 Jul  05 PM
1
1
Wed, 29 Jul  06 PM
1
1
Wed, 29 Jul  07 PM
1
1
Wed, 29 Jul  08 PM
1
2
Wed, 29 Jul  09 PM
0
2
Wed, 29 Jul  10 PM
0
2

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


    US Dept of Commerce
    National Oceanic and Atmospheric Administration
    National Weather Service
    1325 East West Highway
    Silver Spring, MD 20910
    Page Author: NWS Internet Services Team
Disclaimer
Information Quality
Credits
Glossary
Privacy Policy
Freedom of Information Act (FOIA)
About Us
Career Opportunities