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 02/09, 4Z)
28
28
*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
Mon, 08 Feb  08 AM
28
27
Mon, 08 Feb  09 AM
27
27
Mon, 08 Feb  10 AM
27
27
Mon, 08 Feb  11 AM
28
27
Mon, 08 Feb  12 PM
28
28
Mon, 08 Feb  01 PM
28
28
Mon, 08 Feb  02 PM
28
28
Mon, 08 Feb  03 PM
28
28
Mon, 08 Feb  04 PM
27
28
Mon, 08 Feb  05 PM
27
27
Mon, 08 Feb   06 PM
27
27
Mon, 08 Feb   07 PM
27
27
Mon, 08 Feb   08 PM
27
27
Mon, 08 Feb   09 PM
27
27
Mon, 08 Feb   10 PM
27
27
Mon, 08 Feb   11 PM
27
27
Tue, 09 Feb   12 AM
27
27
Tue, 09 Feb   01 AM
26
27
Tue, 09 Feb   02 AM
26
27
Tue, 09 Feb   03 AM
26
27
Tue, 09 Feb   04 AM
25
26
Tue, 09 Feb   05 AM
25
26
Tue, 09 Feb   06 AM
25
26
Tue, 09 Feb   07 AM
25
26
Tue, 09 Feb   08 AM
26
26
Tue, 09 Feb   09 AM
27
26
Tue, 09 Feb   10 AM
28
26
Tue, 09 Feb   11 AM
29
26
Tue, 09 Feb   12 PM
29
27
Tue, 09 Feb   01 PM
30
28
Tue, 09 Feb   02 PM
30
28
Tue, 09 Feb   03 PM
31
29
Tue, 09 Feb   04 PM
31
29
Tue, 09 Feb   05 PM
30
30
Tue, 09 Feb   06 PM
30
30
Tue, 09 Feb   07 PM
30
30
Tue, 09 Feb   08 PM
30
30
Tue, 09 Feb   09 PM
29
30
Tue, 09 Feb   10 PM
30
30
Tue, 09 Feb   11 PM
30
30
Wed, 10 Feb   12 AM
30
30
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, 08 Feb  06 AM
0
0
Mon, 08 Feb  07 AM
0
0
Mon, 08 Feb  08 AM
0
0
Mon, 08 Feb  09 AM
0
0
Mon, 08 Feb  10 AM
0
0
Mon, 08 Feb  11 AM
0
0
Mon, 08 Feb  12 PM
0
0
Mon, 08 Feb  01 PM
0
0
Mon, 08 Feb  02 PM
0
0
Mon, 08 Feb  03 PM
0
0
Mon, 08 Feb  04 PM
0
0
Mon, 08 Feb  05 PM
0
0
Mon, 08 Feb  06 PM
0
0
Mon, 08 Feb  07 PM
0
0
Mon, 08 Feb  08 PM
0
0
Mon, 08 Feb  09 PM
0
0
Mon, 08 Feb  10 PM
0
0
Mon, 08 Feb  11 PM
0
0
Tue, 09 Feb  12 AM
0
0
Tue, 09 Feb  01 AM
0
0
Tue, 09 Feb  02 AM
0
0
Tue, 09 Feb  03 AM
0
0
Tue, 09 Feb  04 AM
0
0
Tue, 09 Feb  05 AM
0
0
Tue, 09 Feb  06 AM
0
0
Tue, 09 Feb  07 AM
0
0
Tue, 09 Feb  08 AM
0
0
Tue, 09 Feb  09 AM
0
0
Tue, 09 Feb  10 AM
0
0
Tue, 09 Feb  11 AM
0
0
Tue, 09 Feb  12 PM
0
0
Tue, 09 Feb  01 PM
0
0
Tue, 09 Feb  02 PM
0
0
Tue, 09 Feb  03 PM
0
0
Tue, 09 Feb  04 PM
0
0
Tue, 09 Feb  05 PM
0
0
Tue, 09 Feb  06 PM
0
0
Tue, 09 Feb  07 PM
0
0
Tue, 09 Feb  08 PM
0
0
Tue, 09 Feb  09 PM
0
0
Tue, 09 Feb  10 PM
0
0
Tue, 09 Feb  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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