Air Quality Forecast Guidance for Tilden, TX

Displayed below are NOAA-EPA Air Quality Forecast Guidance values for
latitude: 28.35 N, longitude: 98.57 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 02/26, 4Z)
45
41
*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
Thu, 25 Feb  10 PM
28
36
Thu, 25 Feb  11 PM
28
35
Fri, 26 Feb  12 AM
27
33
Fri, 26 Feb  01 AM
23
30
Fri, 26 Feb  02 AM
16
27
Fri, 26 Feb  03 AM
9
23
Fri, 26 Feb  04 AM
10
21
Fri, 26 Feb  05 AM
7
19
Fri, 26 Feb  06 AM
8
16
Fri, 26 Feb  07 AM
11
14
Fri, 26 Feb  08 AM
13
12
Fri, 26 Feb  09 AM
17
11
Fri, 26 Feb  10 AM
20
12
Fri, 26 Feb  11 AM
21
13
Fri, 26 Feb  12 PM
21
15
Fri, 26 Feb  01 PM
19
16
Fri, 26 Feb  02 PM
19
17
Fri, 26 Feb  03 PM
21
19
Fri, 26 Feb  04 PM
22
20
Fri, 26 Feb  05 PM
24
21
Fri, 26 Feb   06 PM
27
22
Fri, 26 Feb   07 PM
28
23
Fri, 26 Feb   08 PM
26
23
Fri, 26 Feb   09 PM
24
24
Fri, 26 Feb   10 PM
21
24
Fri, 26 Feb   11 PM
17
24
Sat, 27 Feb   12 AM
16
23
Sat, 27 Feb   01 AM
14
21
Sat, 27 Feb   02 AM
13
20
Sat, 27 Feb   03 AM
13
18
Sat, 27 Feb   04 AM
11
16
Sat, 27 Feb   05 AM
7
14
Sat, 27 Feb   06 AM
4
12
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, 25 Feb  10 PM
0
0
Thu, 25 Feb  11 PM
0
0
Fri, 26 Feb  12 AM
0
1
Fri, 26 Feb  01 AM
0
0
Fri, 26 Feb  02 AM
0
0
Fri, 26 Feb  03 AM
0
1
Fri, 26 Feb  04 AM
0
1
Fri, 26 Feb  05 AM
0
0
Fri, 26 Feb  06 AM
0
0
Fri, 26 Feb  07 AM
0
0
Fri, 26 Feb  08 AM
0
1
Fri, 26 Feb  09 AM
0
1
Fri, 26 Feb  10 AM
0
1
Fri, 26 Feb  11 AM
0
0
Fri, 26 Feb  12 PM
0
0
Fri, 26 Feb  01 PM
0
0
Fri, 26 Feb  02 PM
0
0
Fri, 26 Feb  03 PM
0
0
Fri, 26 Feb  04 PM
0
0
Fri, 26 Feb  05 PM
0
0
Fri, 26 Feb  06 PM
0
1
Fri, 26 Feb  07 PM
0
1
Fri, 26 Feb  08 PM
0
0
Fri, 26 Feb  09 PM
0
0
Fri, 26 Feb  10 PM
0
0
Fri, 26 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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