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 08/29, 4Z)
58
47
*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)

6Z Model Run
8 Hour Average Ozone
Concentration (PPB)

6Z Model Run
Thu, 28 Aug  09 AM
24
29
Thu, 28 Aug  10 AM
29
29
Thu, 28 Aug  11 AM
34
29
Thu, 28 Aug  12 PM
37
29
Thu, 28 Aug  01 PM
41
30
Thu, 28 Aug  02 PM
45
31
Thu, 28 Aug  03 PM
50
35
Thu, 28 Aug  04 PM
56
40
Thu, 28 Aug  05 PM
58
44
Thu, 28 Aug  06 PM
51
46
Thu, 28 Aug   07 PM
38
47
Thu, 28 Aug   08 PM
27
46
Thu, 28 Aug   09 PM
21
43
Thu, 28 Aug   10 PM
18
40
Thu, 28 Aug   11 PM
17
36
Fri, 29 Aug   12 AM
16
31
Fri, 29 Aug   01 AM
15
25
Fri, 29 Aug   02 AM
13
21
Fri, 29 Aug   03 AM
12
17
Fri, 29 Aug   04 AM
12
16
Fri, 29 Aug   05 AM
14
15
Fri, 29 Aug   06 AM
17
14
Fri, 29 Aug   07 AM
18
15
Fri, 29 Aug   08 AM
20
15
Fri, 29 Aug   09 AM
24
16
Fri, 29 Aug   10 AM
26
18
Fri, 29 Aug   11 AM
35
21
Fri, 29 Aug   12 PM
49
25
Fri, 29 Aug   01 PM
52
30
Fri, 29 Aug   02 PM
51
34
Fri, 29 Aug   03 PM
51
38
Fri, 29 Aug   04 PM
50
42
Fri, 29 Aug   05 PM
49
46
Fri, 29 Aug   06 PM
48
48
Fri, 29 Aug   07 PM
47
50
Fri, 29 Aug   08 PM
42
49
Fri, 29 Aug   09 PM
37
47
Fri, 29 Aug   10 PM
38
45
Fri, 29 Aug   11 PM
44
44
Sat, 30 Aug   12 AM
47
44
Sat, 30 Aug   01 AM
49
44
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, 28 Aug  08 AM
0
0
Thu, 28 Aug  09 AM
0
0
Thu, 28 Aug  10 AM
0
0
Thu, 28 Aug  11 AM
0
0
Thu, 28 Aug  12 PM
0
0
Thu, 28 Aug  01 PM
0
0
Thu, 28 Aug  02 PM
0
0
Thu, 28 Aug  03 PM
0
0
Thu, 28 Aug  04 PM
0
0
Thu, 28 Aug  05 PM
0
0
Thu, 28 Aug  06 PM
0
0
Thu, 28 Aug  07 PM
0
0
Thu, 28 Aug  08 PM
0
0
Thu, 28 Aug  09 PM
0
0
Thu, 28 Aug  10 PM
0
0
Thu, 28 Aug  11 PM
0
0
Fri, 29 Aug  12 AM
0
0
Fri, 29 Aug  01 AM
0
0
Fri, 29 Aug  02 AM
0
0
Fri, 29 Aug  03 AM
0
0
Fri, 29 Aug  04 AM
0
0
Fri, 29 Aug  05 AM
0
0
Fri, 29 Aug  06 AM
0
0
Fri, 29 Aug  07 AM
0
0
Fri, 29 Aug  08 AM
0
0
Fri, 29 Aug  09 AM
0
0
Fri, 29 Aug  10 AM
0
0
Fri, 29 Aug  11 AM
0
0
Fri, 29 Aug  12 PM
0
0
Fri, 29 Aug  01 PM
0
0
Fri, 29 Aug  02 PM
0
0
Fri, 29 Aug  03 PM
0
0
Fri, 29 Aug  04 PM
0
0
Fri, 29 Aug  05 PM
0
0
Fri, 29 Aug  06 PM
0
0
Fri, 29 Aug  07 PM
0
0
Fri, 29 Aug  08 PM
0
0
Fri, 29 Aug  09 PM
0
0
Fri, 29 Aug  10 PM
0
0
Fri, 29 Aug  11 PM
0
0
Sat, 30 Aug  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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