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Air Quality Forecast Guidance for Welsh, LA

Displayed below are NOAA-EPA Air Quality Forecast Guidance values for
latitude: 30.27 N, longitude: 92.85 W.
Ozone concentrations are presented in parts per billion (PPB).
Public comments and suggestions are encouraged.
A FAQ page is available.
More information...

Ozone
Ending Time
(Local Time)
1 Hour Average Ozone
Concentration (PPB)
12Z Model Run
8 Hour Average Ozone
Concentration (PPB)
12Z Model Run
Sun, Nov 22  04 AM
47
49
Sun, Nov 22  05 AM
46
49
Sun, Nov 22  06 AM
45
48
Sun, Nov 22  07 AM
44
47
Sun, Nov 22  08 AM
42
46
Sun, Nov 22  09 AM
41
45
Sun, Nov 22  10 AM
42
44
Sun, Nov 22  11 AM
43
44
Sun, Nov 22  12 PM
43
43
Sun, Nov 22  01 PM
45
43
Sun, Nov 22  02 PM
46
43
Sun, Nov 22  03 PM
46
44
Sun, Nov 22  04 PM
45
44
Sun, Nov 22  05 PM
38
44
Sun, Nov 22  06 PM
34
43
Sun, Nov 22  07 PM
32
41
Sun, Nov 22  08 PM
29
40
Sun, Nov 22  09 PM
27
37
Sun, Nov 22  10 PM
28
35
Sun, Nov 22  11 PM
28
33
Mon, Nov 23  12 AM
27
30
Mon, Nov 23  01 AM
26
29
Mon, Nov 23  02 AM
26
28
Mon, Nov 23  03 AM
25
27
Mon, Nov 23  04 AM
23
26
Mon, Nov 23  05 AM
21
25
Mon, Nov 23  06 AM
21
25
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, Nov 22  04 AM
0
0
Sun, Nov 22  05 AM
0
0
Sun, Nov 22  06 AM
0
0
Sun, Nov 22  07 AM
0
0
Sun, Nov 22  08 AM
0
0
Sun, Nov 22  09 AM
25
4
Sun, Nov 22  10 AM
63
6
Sun, Nov 22  11 AM
16
4
Sun, Nov 22  12 PM
6
4
Sun, Nov 22  01 PM
63
6
Sun, Nov 22  02 PM
63
16
Sun, Nov 22  03 PM
40
16
Sun, Nov 22  04 PM
63
10
Sun, Nov 22  05 PM
63
6
Sun, Nov 22  06 PM
251
16
Sun, Nov 22  07 PM
63
10
Sun, Nov 22  08 PM
100
6
Sun, Nov 22  09 PM
40
3
Sun, Nov 22  10 PM
25
1
Sun, Nov 22  11 PM
2
0
National Weather Service Air Quality Program Page
Environmental Protection Agency AirNow Forecast Page
Graphical Air Quality Forecast Guidance
FAQ

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