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 03/06, 4Z)
38
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
Thu, 05 Mar  11 PM
24
29
Fri, 06 Mar  12 AM
23
27
Fri, 06 Mar  01 AM
21
25
Fri, 06 Mar  02 AM
19
24
Fri, 06 Mar  03 AM
18
23
Fri, 06 Mar  04 AM
19
22
Fri, 06 Mar  05 AM
20
21
Fri, 06 Mar  06 AM
22
21
Fri, 06 Mar  07 AM
24
21
Fri, 06 Mar  08 AM
26
21
Fri, 06 Mar  09 AM
28
22
Fri, 06 Mar  10 AM
31
24
Fri, 06 Mar  11 AM
32
25
Fri, 06 Mar  12 PM
32
27
Fri, 06 Mar  01 PM
33
28
Fri, 06 Mar  02 PM
33
30
Fri, 06 Mar  03 PM
33
31
Fri, 06 Mar  04 PM
31
32
Fri, 06 Mar  05 PM
29
32
Fri, 06 Mar   06 PM
28
31
Fri, 06 Mar   07 PM
26
31
Fri, 06 Mar   08 PM
24
30
Fri, 06 Mar   09 PM
23
28
Fri, 06 Mar   10 PM
23
27
Fri, 06 Mar   11 PM
23
26
Sat, 07 Mar   12 AM
23
25
Sat, 07 Mar   01 AM
22
24
Sat, 07 Mar   02 AM
22
23
Sat, 07 Mar   03 AM
22
23
Sat, 07 Mar   04 AM
21
22
Sat, 07 Mar   05 AM
20
22
Sat, 07 Mar   06 AM
19
22
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, 05 Mar  11 PM
0
0
Fri, 06 Mar  12 AM
0
0
Fri, 06 Mar  01 AM
0
0
Fri, 06 Mar  02 AM
0
0
Fri, 06 Mar  03 AM
0
0
Fri, 06 Mar  04 AM
0
0
Fri, 06 Mar  05 AM
0
0
Fri, 06 Mar  06 AM
0
0
Fri, 06 Mar  07 AM
0
0
Fri, 06 Mar  08 AM
0
0
Fri, 06 Mar  09 AM
0
0
Fri, 06 Mar  10 AM
0
0
Fri, 06 Mar  11 AM
0
0
Fri, 06 Mar  12 PM
0
0
Fri, 06 Mar  01 PM
0
0
Fri, 06 Mar  02 PM
0
0
Fri, 06 Mar  03 PM
0
0
Fri, 06 Mar  04 PM
0
0
Fri, 06 Mar  05 PM
0
0
Fri, 06 Mar  06 PM
0
0
Fri, 06 Mar  07 PM
0
0
Fri, 06 Mar  08 PM
0
0
Fri, 06 Mar  09 PM
0
0
Fri, 06 Mar  10 PM
0
0
Fri, 06 Mar  11 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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