Air Quality Forecast Guidance for Union City, CA

Displayed below are NOAA-EPA Air Quality Forecast Guidance values for
latitude: 37.58 N, longitude: 122.05 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 02/07, 4Z)
38
32
*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
Mon, 06 Feb  02 PM
35
25
Mon, 06 Feb  03 PM
35
27
Mon, 06 Feb   04 PM
36
30
Mon, 06 Feb   05 PM
34
32
Mon, 06 Feb   06 PM
24
32
Mon, 06 Feb   07 PM
18
31
Mon, 06 Feb   08 PM
15
29
Mon, 06 Feb   09 PM
17
27
Mon, 06 Feb   10 PM
17
25
Mon, 06 Feb   11 PM
19
23
Tue, 07 Feb   12 AM
21
21
Tue, 07 Feb   01 AM
21
19
Tue, 07 Feb   02 AM
22
19
Tue, 07 Feb   03 AM
25
20
Tue, 07 Feb   04 AM
16
20
Tue, 07 Feb   05 AM
25
21
Tue, 07 Feb   06 AM
24
22
Tue, 07 Feb   07 AM
20
22
Tue, 07 Feb   08 AM
18
21
Tue, 07 Feb   09 AM
19
21
Tue, 07 Feb   10 AM
23
21
Tue, 07 Feb   11 AM
25
21
Tue, 07 Feb   12 PM
24
22
Tue, 07 Feb   01 PM
26
22
Tue, 07 Feb   02 PM
27
23
Tue, 07 Feb   03 PM
28
24
Tue, 07 Feb   04 PM
24
24
Tue, 07 Feb   05 PM
18
24
Tue, 07 Feb   06 PM
14
23
Tue, 07 Feb   07 PM
13
22
Tue, 07 Feb   08 PM
11
20
Tue, 07 Feb   09 PM
12
18
Tue, 07 Feb   10 PM
11
16
Tue, 07 Feb   11 PM
12
14
Wed, 08 Feb   12 AM
13
13
Wed, 08 Feb   01 AM
12
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
Mon, 06 Feb  02 PM
0
0
Mon, 06 Feb  03 PM
0
0
Mon, 06 Feb  04 PM
0
0
Mon, 06 Feb  05 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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