Air Quality Forecast Guidance for Elgin, IL

Displayed below are NOAA-EPA Air Quality Forecast Guidance values for
latitude: 42.04 N, longitude: 88.29 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 07/14, 4Z)
62
54
*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, 13 Jul  05 PM
50
41
Mon, 13 Jul  06 PM
54
45
Mon, 13 Jul   07 PM
60
48
Mon, 13 Jul   08 PM
63
51
Mon, 13 Jul   09 PM
55
53
Mon, 13 Jul   10 PM
52
54
Mon, 13 Jul   11 PM
46
53
Tue, 14 Jul   12 AM
39
52
Tue, 14 Jul   01 AM
33
50
Tue, 14 Jul   02 AM
26
47
Tue, 14 Jul   03 AM
17
41
Tue, 14 Jul   04 AM
16
36
Tue, 14 Jul   05 AM
12
30
Tue, 14 Jul   06 AM
10
25
Tue, 14 Jul   07 AM
10
21
Tue, 14 Jul   08 AM
15
17
Tue, 14 Jul   09 AM
20
16
Tue, 14 Jul   10 AM
27
16
Tue, 14 Jul   11 AM
36
18
Tue, 14 Jul   12 PM
36
21
Tue, 14 Jul   01 PM
36
24
Tue, 14 Jul   02 PM
47
28
Tue, 14 Jul   03 PM
49
33
Tue, 14 Jul   04 PM
49
37
Tue, 14 Jul   05 PM
47
41
Tue, 14 Jul   06 PM
49
43
Tue, 14 Jul   07 PM
47
45
Tue, 14 Jul   08 PM
49
47
Tue, 14 Jul   09 PM
44
48
Tue, 14 Jul   10 PM
36
46
Tue, 14 Jul   11 PM
37
45
Wed, 15 Jul   12 AM
35
43
Wed, 15 Jul   01 AM
29
41
Wed, 15 Jul   02 AM
23
38
Wed, 15 Jul   03 AM
24
35
Wed, 15 Jul   04 AM
26
32
Wed, 15 Jul   05 AM
23
29
Wed, 15 Jul   06 AM
17
27
Wed, 15 Jul   07 AM
21
25
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, 13 Jul  05 PM
0
0
Mon, 13 Jul  06 PM
0
0
Mon, 13 Jul  07 PM
0
0
Mon, 13 Jul  08 PM
0
0
Mon, 13 Jul  09 PM
0
0
Mon, 13 Jul  10 PM
0
0
Mon, 13 Jul  11 PM
0
0
Tue, 14 Jul  12 AM
0
0
Tue, 14 Jul  01 AM
0
0
Tue, 14 Jul  02 AM
0
0
Tue, 14 Jul  03 AM
0
0
Tue, 14 Jul  04 AM
0
0
Tue, 14 Jul  05 AM
0
0
Tue, 14 Jul  06 AM
0
0
Tue, 14 Jul  07 AM
0
0
Tue, 14 Jul  08 AM
0
0
Tue, 14 Jul  09 AM
0
0
Tue, 14 Jul  10 AM
0
0
Tue, 14 Jul  11 AM
0
0
Tue, 14 Jul  12 PM
0
0
Tue, 14 Jul  01 PM
0
0
Tue, 14 Jul  02 PM
0
0
Tue, 14 Jul  03 PM
0
0
Tue, 14 Jul  04 PM
0
0
Tue, 14 Jul  05 PM
0
0
Tue, 14 Jul  06 PM
0
0
Tue, 14 Jul  07 PM
0
0
Tue, 14 Jul  08 PM
0
0
Tue, 14 Jul  09 PM
0
0
Tue, 14 Jul  10 PM
0
0
Tue, 14 Jul  11 PM
0
0
Wed, 15 Jul  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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