Air Quality Forecast Guidance for South Lake Tahoe, CA

Displayed below are NOAA-EPA Air Quality Forecast Guidance values for
latitude: 38.91 N, longitude: 120.01 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 11/30, 4Z)
52
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, 29 Nov  07 PM
32
42
Mon, 29 Nov  08 PM
33
40
Mon, 29 Nov  09 PM
34
38
Mon, 29 Nov  10 PM
36
36
Mon, 29 Nov  11 PM
37
34
Tue, 30 Nov  12 AM
39
34
Tue, 30 Nov  01 AM
42
35
Tue, 30 Nov  02 AM
41
37
Tue, 30 Nov  03 AM
37
38
Tue, 30 Nov  04 AM
35
38
Tue, 30 Nov  05 AM
26
37
Tue, 30 Nov  06 AM
34
36
Tue, 30 Nov  07 AM
34
36
Tue, 30 Nov  08 AM
31
35
Tue, 30 Nov  09 AM
33
34
Tue, 30 Nov  10 AM
41
34
Tue, 30 Nov  11 AM
46
35
Tue, 30 Nov  12 PM
48
37
Tue, 30 Nov  01 PM
54
40
Tue, 30 Nov  02 PM
53
43
Tue, 30 Nov  03 PM
53
45
Tue, 30 Nov   04 PM
44
47
Tue, 30 Nov   05 PM
32
46
Tue, 30 Nov   06 PM
25
44
Tue, 30 Nov   07 PM
29
42
Tue, 30 Nov   08 PM
29
40
Tue, 30 Nov   09 PM
28
37
Tue, 30 Nov   10 PM
30
34
Tue, 30 Nov   11 PM
32
31
Wed, 01 Dec   12 AM
32
30
Wed, 01 Dec   01 AM
35
30
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, 29 Nov  07 PM
0
0
Mon, 29 Nov  08 PM
0
0
Mon, 29 Nov  09 PM
0
0
Mon, 29 Nov  10 PM
0
0
Mon, 29 Nov  11 PM
0
0
Tue, 30 Nov  12 AM
0
0
Tue, 30 Nov  01 AM
0
0
Tue, 30 Nov  02 AM
0
0
Tue, 30 Nov  03 AM
0
0
Tue, 30 Nov  04 AM
0
0
Tue, 30 Nov  05 AM
0
0
Tue, 30 Nov  06 AM
0
0
Tue, 30 Nov  07 AM
0
0
Tue, 30 Nov  08 AM
0
0
Tue, 30 Nov  09 AM
0
0
Tue, 30 Nov  10 AM
0
0
Tue, 30 Nov  11 AM
0
0
Tue, 30 Nov  12 PM
0
0
Tue, 30 Nov  01 PM
0
0
Tue, 30 Nov  02 PM
0
0
Tue, 30 Nov  03 PM
0
0
Tue, 30 Nov  04 PM
0
0
Tue, 30 Nov  05 PM
0
0
Tue, 30 Nov  06 PM
0
0
Tue, 30 Nov  07 PM
0
0
Tue, 30 Nov  08 PM
0
0
Tue, 30 Nov  09 PM
0
0

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