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Air Quality Forecast Guidance for Winnebago, IL

Displayed below are NOAA-EPA Air Quality Forecast Guidance values for
latitude: 42.32 N, longitude: 89.17 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 07/05, 4Z)
37
36
*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, 04 Jul  03 PM
36
33
Sat, 04 Jul  04 PM
36
35
Sat, 04 Jul  05 PM
36
36
Sat, 04 Jul  06 PM
33
36
Sat, 04 Jul   07 PM
27
35
Sat, 04 Jul   08 PM
25
33
Sat, 04 Jul   09 PM
26
32
Sat, 04 Jul   10 PM
28
31
Sat, 04 Jul   11 PM
31
30
Sun, 05 Jul   12 AM
33
30
Sun, 05 Jul   01 AM
33
30
Sun, 05 Jul   02 AM
32
29
Sun, 05 Jul   03 AM
32
30
Sun, 05 Jul   04 AM
31
31
Sun, 05 Jul   05 AM
29
31
Sun, 05 Jul   06 AM
28
31
Sun, 05 Jul   07 AM
24
30
Sun, 05 Jul   08 AM
21
29
Sun, 05 Jul   09 AM
28
28
Sun, 05 Jul   10 AM
39
29
Sun, 05 Jul   11 AM
44
31
Sun, 05 Jul   12 PM
47
33
Sun, 05 Jul   01 PM
48
35
Sun, 05 Jul   02 PM
48
37
Sun, 05 Jul   03 PM
46
40
Sun, 05 Jul   04 PM
45
43
Sun, 05 Jul   05 PM
43
45
Sun, 05 Jul   06 PM
41
45
Sun, 05 Jul   07 PM
37
44
Sun, 05 Jul   08 PM
32
43
Sun, 05 Jul   09 PM
28
40
Sun, 05 Jul   10 PM
27
38
Sun, 05 Jul   11 PM
26
35
Mon, 06 Jul   12 AM
25
33
Mon, 06 Jul   01 AM
26
30
Mon, 06 Jul   02 AM
28
29
Mon, 06 Jul   03 AM
30
28
Mon, 06 Jul   04 AM
30
28
Mon, 06 Jul   05 AM
30
28
Mon, 06 Jul   06 AM
28
28
Mon, 06 Jul   07 AM
26
28
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, 04 Jul  12 PM
0
25
Sat, 04 Jul  01 PM
0
16
Sat, 04 Jul  02 PM
0
16
Sat, 04 Jul  03 PM
0
16
Sat, 04 Jul  04 PM
0
10
Sat, 04 Jul  05 PM
1
10
Sat, 04 Jul  06 PM
0
6
Sat, 04 Jul  07 PM
0
6
Sat, 04 Jul  08 PM
0
6
Sat, 04 Jul  09 PM
0
10
Sat, 04 Jul  10 PM
0
6
Sat, 04 Jul  11 PM
0
6
Sun, 05 Jul  12 AM
0
10
Sun, 05 Jul  01 AM
0
10
Sun, 05 Jul  02 AM
0
6
Sun, 05 Jul  03 AM
0
6
Sun, 05 Jul  04 AM
0
6
Sun, 05 Jul  05 AM
0
6
Sun, 05 Jul  06 AM
0
10
Sun, 05 Jul  07 AM
0
10
Sun, 05 Jul  08 AM
0
16
Sun, 05 Jul  09 AM
0
16
Sun, 05 Jul  10 AM
0
16
Sun, 05 Jul  11 AM
0
16
Sun, 05 Jul  12 PM
0
16
Sun, 05 Jul  01 PM
0
6
Sun, 05 Jul  02 PM
0
2
Sun, 05 Jul  03 PM
0
0
Sun, 05 Jul  04 PM
0
1
Sun, 05 Jul  05 PM
0
4
Sun, 05 Jul  06 PM
0
1
Sun, 05 Jul  07 PM
0
0
Sun, 05 Jul  08 PM
0
0
Sun, 05 Jul  09 PM
0
0
Sun, 05 Jul  10 PM
0
0
Sun, 05 Jul  11 PM
0
0
Mon, 06 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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