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Air Quality Forecast Guidance for Houston, TX

Displayed below are NOAA-EPA Air Quality Forecast Guidance values for
latitude: 29.77 N, longitude: 95.39 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 04/25, 4Z)
40
36
*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
Thu, 24 Apr  09 AM
20
11
Thu, 24 Apr  10 AM
25
13
Thu, 24 Apr  11 AM
28
15
Thu, 24 Apr  12 PM
32
17
Thu, 24 Apr  01 PM
36
21
Thu, 24 Apr  02 PM
39
24
Thu, 24 Apr  03 PM
40
29
Thu, 24 Apr  04 PM
39
32
Thu, 24 Apr  05 PM
38
35
Thu, 24 Apr  06 PM
34
36
Thu, 24 Apr   07 PM
29
36
Thu, 24 Apr   08 PM
21
34
Thu, 24 Apr   09 PM
16
32
Thu, 24 Apr   10 PM
14
29
Thu, 24 Apr   11 PM
14
26
Fri, 25 Apr   12 AM
15
22
Fri, 25 Apr   01 AM
16
20
Fri, 25 Apr   02 AM
14
17
Fri, 25 Apr   03 AM
13
15
Fri, 25 Apr   04 AM
11
14
Fri, 25 Apr   05 AM
9
13
Fri, 25 Apr   06 AM
8
12
Fri, 25 Apr   07 AM
6
11
Fri, 25 Apr   08 AM
20
12
Fri, 25 Apr   09 AM
30
14
Fri, 25 Apr   10 AM
35
16
Fri, 25 Apr   11 AM
38
20
Fri, 25 Apr   12 PM
41
23
Fri, 25 Apr   01 PM
44
28
Fri, 25 Apr   02 PM
46
32
Fri, 25 Apr   03 PM
49
38
Fri, 25 Apr   04 PM
52
42
Fri, 25 Apr   05 PM
56
45
Fri, 25 Apr   06 PM
58
48
Fri, 25 Apr   07 PM
58
50
Fri, 25 Apr   08 PM
49
52
Fri, 25 Apr   09 PM
32
50
Fri, 25 Apr   10 PM
23
47
Fri, 25 Apr   11 PM
15
43
Sat, 26 Apr   12 AM
12
38
Sat, 26 Apr   01 AM
13
32
Smoke
Ending Time
(Local Time)
1 Hour Surface Smoke (µg/m³)
06Z Model Run
1 Hour Column-Integrated
Smoke (µg/m³)

06Z Model Run
Thu, 24 Apr  06 AM
0
0
Thu, 24 Apr  07 AM
0
0
Thu, 24 Apr  08 AM
0
0
Thu, 24 Apr  09 AM
0
0
Thu, 24 Apr  10 AM
0
0
Thu, 24 Apr  11 AM
0
0
Thu, 24 Apr  12 PM
0
0
Thu, 24 Apr  01 PM
0
0
Thu, 24 Apr  02 PM
0
0
Thu, 24 Apr  03 PM
0
0
Thu, 24 Apr  04 PM
0
0
Thu, 24 Apr  05 PM
0
0
Thu, 24 Apr  06 PM
0
0
Thu, 24 Apr  07 PM
0
0
Thu, 24 Apr  08 PM
0
0
Thu, 24 Apr  09 PM
0
0
Thu, 24 Apr  10 PM
0
0
Thu, 24 Apr  11 PM
0
0
Fri, 25 Apr  12 AM
0
0
Fri, 25 Apr  01 AM
0
0
Fri, 25 Apr  02 AM
0
0
Fri, 25 Apr  03 AM
0
0
Fri, 25 Apr  04 AM
0
0
Fri, 25 Apr  05 AM
0
0
Fri, 25 Apr  06 AM
0
0
Fri, 25 Apr  07 AM
0
0
Fri, 25 Apr  08 AM
0
0
Fri, 25 Apr  09 AM
0
0
Fri, 25 Apr  10 AM
0
0
Fri, 25 Apr  11 AM
0
0
Fri, 25 Apr  12 PM
0
0
Fri, 25 Apr  01 PM
0
0
Fri, 25 Apr  02 PM
0
0
Fri, 25 Apr  03 PM
0
0
Fri, 25 Apr  04 PM
0
0
Fri, 25 Apr  05 PM
0
0
Fri, 25 Apr  06 PM
0
0
Fri, 25 Apr  07 PM
0
0
Fri, 25 Apr  08 PM
0
0
Fri, 25 Apr  09 PM
0
0
Fri, 25 Apr  10 PM
0
0
Fri, 25 Apr  11 PM
0
0
Sat, 26 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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