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Air Quality Forecast Guidance for Alturas, CA

Displayed below are NOAA-EPA Air Quality Forecast Guidance values for
latitude: 41.49 N, longitude: 120.54 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 01/26, 4Z)
46
44
*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
Sun, 25 Jan  02 PM
46
42
Sun, 25 Jan  03 PM
46
42
Sun, 25 Jan   04 PM
44
43
Sun, 25 Jan   05 PM
42
44
Sun, 25 Jan   06 PM
40
44
Sun, 25 Jan   07 PM
40
44
Sun, 25 Jan   08 PM
40
43
Sun, 25 Jan   09 PM
41
42
Sun, 25 Jan   10 PM
41
42
Sun, 25 Jan   11 PM
41
41
Mon, 26 Jan   12 AM
41
41
Mon, 26 Jan   01 AM
41
41
Mon, 26 Jan   02 AM
41
41
Mon, 26 Jan   03 AM
40
41
Mon, 26 Jan   04 AM
40
41
Mon, 26 Jan   05 AM
39
40
Mon, 26 Jan   06 AM
38
40
Mon, 26 Jan   07 AM
37
40
Mon, 26 Jan   08 AM
37
39
Mon, 26 Jan   09 AM
37
39
Mon, 26 Jan   10 AM
40
38
Mon, 26 Jan   11 AM
42
39
Mon, 26 Jan   12 PM
45
39
Mon, 26 Jan   01 PM
47
40
Mon, 26 Jan   02 PM
48
42
Mon, 26 Jan   03 PM
48
43
Mon, 26 Jan   04 PM
48
44
Mon, 26 Jan   05 PM
44
45
Mon, 26 Jan   06 PM
41
46
Mon, 26 Jan   07 PM
39
45
Mon, 26 Jan   08 PM
37
44
Mon, 26 Jan   09 PM
36
43
Mon, 26 Jan   10 PM
35
41
Mon, 26 Jan   11 PM
34
39
Tue, 27 Jan   12 AM
34
38
Tue, 27 Jan   01 AM
33
36
Tue, 27 Jan   02 AM
33
35
Tue, 27 Jan   03 AM
32
34
Tue, 27 Jan   04 AM
31
33
Smoke
Ending Time
(Local Time)
1 Hour Surface Smoke (µg/m³)
06Z Model Run
1 Hour Column-Integrated
Smoke (µg/m³)

06Z Model Run
Sun, 25 Jan  02 PM
0
0
Sun, 25 Jan  03 PM
0
0
Sun, 25 Jan  04 PM
0
0
Sun, 25 Jan  05 PM
0
0
Sun, 25 Jan  06 PM
0
0
Sun, 25 Jan  07 PM
0
0
Sun, 25 Jan  08 PM
0
0
Sun, 25 Jan  09 PM
0
0
Sun, 25 Jan  10 PM
0
0
Sun, 25 Jan  11 PM
0
0
Mon, 26 Jan  12 AM
0
0
Mon, 26 Jan  01 AM
0
0
Mon, 26 Jan  02 AM
0
0
Mon, 26 Jan  03 AM
0
0
Mon, 26 Jan  04 AM
0
0
Mon, 26 Jan  05 AM
0
0
Mon, 26 Jan  06 AM
0
0
Mon, 26 Jan  07 AM
0
0
Mon, 26 Jan  08 AM
0
0
Mon, 26 Jan  09 AM
0
0
Mon, 26 Jan  10 AM
0
0
Mon, 26 Jan  11 AM
0
0
Mon, 26 Jan  12 PM
0
0
Mon, 26 Jan  01 PM
0
0
Mon, 26 Jan  02 PM
0
0
Mon, 26 Jan  03 PM
0
0
Mon, 26 Jan  04 PM
0
0
Mon, 26 Jan  05 PM
0
0
Mon, 26 Jan  06 PM
0
0
Mon, 26 Jan  07 PM
0
0
Mon, 26 Jan  08 PM
0
0
Mon, 26 Jan  09 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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