Air Quality Forecast Guidance for Houston, TX

Displayed below are NOAA-EPA Air Quality Forecast Guidance values for
latitude: 29.76 N, longitude: 95.36 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 04/19, 4Z)
34
28
*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)

6Z Model Run
8 Hour Average Ozone
Concentration (PPB)

6Z Model Run
Sun, 18 Apr  09 AM
20
26
Sun, 18 Apr  10 AM
19
25
Sun, 18 Apr  11 AM
21
24
Sun, 18 Apr  12 PM
19
23
Sun, 18 Apr  01 PM
17
22
Sun, 18 Apr  02 PM
20
21
Sun, 18 Apr  03 PM
26
21
Sun, 18 Apr  04 PM
31
22
Sun, 18 Apr  05 PM
31
23
Sun, 18 Apr  06 PM
30
24
Sun, 18 Apr   07 PM
28
25
Sun, 18 Apr   08 PM
34
27
Sun, 18 Apr   09 PM
25
28
Sun, 18 Apr   10 PM
21
28
Sun, 18 Apr   11 PM
19
27
Mon, 19 Apr   12 AM
19
26
Mon, 19 Apr   01 AM
18
24
Mon, 19 Apr   02 AM
17
23
Mon, 19 Apr   03 AM
17
21
Mon, 19 Apr   04 AM
16
19
Mon, 19 Apr   05 AM
14
18
Mon, 19 Apr   06 AM
9
16
Mon, 19 Apr   07 AM
4
14
Mon, 19 Apr   08 AM
9
13
Mon, 19 Apr   09 AM
13
12
Mon, 19 Apr   10 AM
24
13
Mon, 19 Apr   11 AM
33
15
Mon, 19 Apr   12 PM
39
18
Mon, 19 Apr   01 PM
42
22
Mon, 19 Apr   02 PM
45
26
Mon, 19 Apr   03 PM
47
32
Mon, 19 Apr   04 PM
48
36
Mon, 19 Apr   05 PM
47
41
Mon, 19 Apr   06 PM
46
43
Mon, 19 Apr   07 PM
40
44
Mon, 19 Apr   08 PM
37
44
Mon, 19 Apr   09 PM
32
42
Mon, 19 Apr   10 PM
37
42
Mon, 19 Apr   11 PM
40
41
Tue, 20 Apr   12 AM
39
40
Tue, 20 Apr   01 AM
34
38
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, 18 Apr  08 AM
0
0
Sun, 18 Apr  09 AM
0
0
Sun, 18 Apr  10 AM
0
0
Sun, 18 Apr  11 AM
0
0
Sun, 18 Apr  12 PM
0
0
Sun, 18 Apr  01 PM
0
0
Sun, 18 Apr  02 PM
0
0
Sun, 18 Apr  03 PM
0
0
Sun, 18 Apr  04 PM
0
0
Sun, 18 Apr  05 PM
0
0
Sun, 18 Apr  06 PM
0
0
Sun, 18 Apr  07 PM
0
0
Sun, 18 Apr  08 PM
0
0
Sun, 18 Apr  09 PM
0
0
Sun, 18 Apr  10 PM
0
0
Sun, 18 Apr  11 PM
0
0
Mon, 19 Apr  12 AM
0
0
Mon, 19 Apr  01 AM
0
0
Mon, 19 Apr  02 AM
0
0
Mon, 19 Apr  03 AM
0
0
Mon, 19 Apr  04 AM
0
0
Mon, 19 Apr  05 AM
0
0
Mon, 19 Apr  06 AM
0
0
Mon, 19 Apr  07 AM
0
0
Mon, 19 Apr  08 AM
0
0
Mon, 19 Apr  09 AM
0
0
Mon, 19 Apr  10 AM
0
0
Mon, 19 Apr  11 AM
0
0
Mon, 19 Apr  12 PM
0
0
Mon, 19 Apr  01 PM
0
0
Mon, 19 Apr  02 PM
0
0
Mon, 19 Apr  03 PM
0
0
Mon, 19 Apr  04 PM
0
0
Mon, 19 Apr  05 PM
0
0
Mon, 19 Apr  06 PM
0
0
Mon, 19 Apr  07 PM
0
0
Mon, 19 Apr  08 PM
0
0
Mon, 19 Apr  09 PM
0
0
Mon, 19 Apr  10 PM
0
0
Mon, 19 Apr  11 PM
0
0
Tue, 20 Apr  12 AM
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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