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 02/21, 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
Mon, 20 Feb  09 AM
18
22
Mon, 20 Feb  10 AM
20
21
Mon, 20 Feb  11 AM
24
20
Mon, 20 Feb  12 PM
31
21
Mon, 20 Feb  01 PM
34
22
Mon, 20 Feb  02 PM
32
23
Mon, 20 Feb  03 PM
30
25
Mon, 20 Feb  04 PM
27
27
Mon, 20 Feb  05 PM
22
28
Mon, 20 Feb   06 PM
6
26
Mon, 20 Feb   07 PM
1
23
Mon, 20 Feb   08 PM
0
19
Mon, 20 Feb   09 PM
0
15
Mon, 20 Feb   10 PM
1
11
Mon, 20 Feb   11 PM
4
8
Tue, 21 Feb   12 AM
9
5
Tue, 21 Feb   01 AM
15
4
Tue, 21 Feb   02 AM
18
6
Tue, 21 Feb   03 AM
19
8
Tue, 21 Feb   04 AM
20
11
Tue, 21 Feb   05 AM
22
13
Tue, 21 Feb   06 AM
17
15
Tue, 21 Feb   07 AM
7
16
Tue, 21 Feb   08 AM
4
15
Tue, 21 Feb   09 AM
8
14
Tue, 21 Feb   10 AM
14
14
Tue, 21 Feb   11 AM
18
14
Tue, 21 Feb   12 PM
26
14
Tue, 21 Feb   01 PM
37
16
Tue, 21 Feb   02 PM
45
20
Tue, 21 Feb   03 PM
47
25
Tue, 21 Feb   04 PM
47
30
Tue, 21 Feb   05 PM
44
34
Tue, 21 Feb   06 PM
29
36
Tue, 21 Feb   07 PM
12
36
Tue, 21 Feb   08 PM
10
34
Tue, 21 Feb   09 PM
13
31
Tue, 21 Feb   10 PM
17
28
Tue, 21 Feb   11 PM
21
24
Wed, 22 Feb   12 AM
24
22
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, 20 Feb  09 AM
0
0
Mon, 20 Feb  10 AM
0
0
Mon, 20 Feb  11 AM
0
0
Mon, 20 Feb  12 PM
0
0
Mon, 20 Feb  01 PM
0
0
Mon, 20 Feb  02 PM
0
0
Mon, 20 Feb  03 PM
0
0
Mon, 20 Feb  04 PM
0
0
Mon, 20 Feb  05 PM
0
0
Mon, 20 Feb  06 PM
0
0
Mon, 20 Feb  07 PM
0
0
Mon, 20 Feb  08 PM
0
0
Mon, 20 Feb  09 PM
0
0
Mon, 20 Feb  10 PM
0
0
Mon, 20 Feb  11 PM
0
0
Tue, 21 Feb  12 AM
0
0
Tue, 21 Feb  01 AM
0
0
Tue, 21 Feb  02 AM
0
0
Tue, 21 Feb  03 AM
0
0
Tue, 21 Feb  04 AM
0
0
Tue, 21 Feb  05 AM
0
0
Tue, 21 Feb  06 AM
0
0
Tue, 21 Feb  07 AM
0
0
Tue, 21 Feb  08 AM
0
0
Tue, 21 Feb  09 AM
0
0
Tue, 21 Feb  10 AM
0
0
Tue, 21 Feb  11 AM
0
0
Tue, 21 Feb  12 PM
0
0
Tue, 21 Feb  01 PM
0
0
Tue, 21 Feb  02 PM
0
0
Tue, 21 Feb  03 PM
0
0
Tue, 21 Feb  04 PM
0
0
Tue, 21 Feb  05 PM
0
0
Tue, 21 Feb  06 PM
0
0
Tue, 21 Feb  07 PM
0
0
Tue, 21 Feb  08 PM
0
0
Tue, 21 Feb  09 PM
0
0
Tue, 21 Feb  10 PM
0
0
Tue, 21 Feb  11 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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