Air Quality Forecast Guidance for Western Springs, IL

Displayed below are NOAA-EPA Air Quality Forecast Guidance values for
latitude: 41.81 N, longitude: 87.90 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 06/25, 4Z)
40
38
*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
Sat, 24 Jun  07 PM
36
37
Sat, 24 Jun  08 PM
31
36
Sat, 24 Jun  09 PM
23
34
Sat, 24 Jun  10 PM
20
32
Sat, 24 Jun  11 PM
22
30
Sun, 25 Jun  12 AM
25
29
Sun, 25 Jun  01 AM
25
27
Sun, 25 Jun  02 AM
28
26
Sun, 25 Jun  03 AM
32
26
Sun, 25 Jun  04 AM
32
26
Sun, 25 Jun  05 AM
31
27
Sun, 25 Jun  06 AM
31
28
Sun, 25 Jun  07 AM
31
30
Sun, 25 Jun  08 AM
31
30
Sun, 25 Jun  09 AM
32
31
Sun, 25 Jun  10 AM
35
32
Sun, 25 Jun  11 AM
38
33
Sun, 25 Jun  12 PM
39
33
Sun, 25 Jun  01 PM
39
34
Sun, 25 Jun  02 PM
38
35
Sun, 25 Jun  03 PM
37
36
Sun, 25 Jun  04 PM
36
37
Sun, 25 Jun  05 PM
35
37
Sun, 25 Jun  06 PM
33
37
Sun, 25 Jun   07 PM
30
36
Sun, 25 Jun   08 PM
25
34
Sun, 25 Jun   09 PM
23
32
Sun, 25 Jun   10 PM
21
30
Sun, 25 Jun   11 PM
20
28
Mon, 26 Jun   12 AM
19
26
Mon, 26 Jun   01 AM
20
24
Mon, 26 Jun   02 AM
21
22
Mon, 26 Jun   03 AM
21
21
Mon, 26 Jun   04 AM
21
21
Mon, 26 Jun   05 AM
21
21
Mon, 26 Jun   06 AM
20
20
Mon, 26 Jun   07 AM
17
20
Smoke
Ending Time
(Local Time)
1 Hour Surface Smoke (µg/m³)
06Z Model Run
1 Hour Column-Integrated
Smoke (µg/m³)

06Z Model Run
Sat, 24 Jun  07 PM
0
0
Sat, 24 Jun  08 PM
0
0
Sat, 24 Jun  09 PM
0
0
Sat, 24 Jun  10 PM
0
0
Sat, 24 Jun  11 PM
0
0
Sun, 25 Jun  12 AM
0
0
Sun, 25 Jun  01 AM
0
0
Sun, 25 Jun  02 AM
0
0
Sun, 25 Jun  03 AM
0
0
Sun, 25 Jun  04 AM
0
0
Sun, 25 Jun  05 AM
0
0
Sun, 25 Jun  06 AM
0
0
Sun, 25 Jun  07 AM
0
0
Sun, 25 Jun  08 AM
0
0
Sun, 25 Jun  09 AM
0
0
Sun, 25 Jun  10 AM
0
0
Sun, 25 Jun  11 AM
0
0
Sun, 25 Jun  12 PM
0
0
Sun, 25 Jun  01 PM
0
0
Sun, 25 Jun  02 PM
0
0
Sun, 25 Jun  03 PM
0
0
Sun, 25 Jun  04 PM
0
0
Sun, 25 Jun  05 PM
0
0
Sun, 25 Jun  06 PM
0
0
Sun, 25 Jun  07 PM
0
0
Sun, 25 Jun  08 PM
0
0
Sun, 25 Jun  09 PM
0
0
Sun, 25 Jun  10 PM
0
0
Sun, 25 Jun  11 PM
0
0
Mon, 26 Jun  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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