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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 11/27, 4Z)
25
21
*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
Wed, 26 Nov  08 AM
14
15
Wed, 26 Nov  09 AM
16
15
Wed, 26 Nov  10 AM
20
16
Wed, 26 Nov  11 AM
23
17
Wed, 26 Nov  12 PM
24
18
Wed, 26 Nov  01 PM
25
19
Wed, 26 Nov  02 PM
24
20
Wed, 26 Nov  03 PM
21
21
Wed, 26 Nov  04 PM
12
20
Wed, 26 Nov  05 PM
4
19
Wed, 26 Nov   06 PM
2
17
Wed, 26 Nov   07 PM
2
14
Wed, 26 Nov   08 PM
3
12
Wed, 26 Nov   09 PM
7
9
Wed, 26 Nov   10 PM
10
8
Wed, 26 Nov   11 PM
15
7
Thu, 27 Nov   12 AM
16
8
Thu, 27 Nov   01 AM
19
9
Thu, 27 Nov   02 AM
20
12
Thu, 27 Nov   03 AM
22
14
Thu, 27 Nov   04 AM
22
16
Thu, 27 Nov   05 AM
23
18
Thu, 27 Nov   06 AM
21
20
Thu, 27 Nov   07 AM
19
20
Thu, 27 Nov   08 AM
18
20
Thu, 27 Nov   09 AM
19
20
Thu, 27 Nov   10 AM
21
21
Thu, 27 Nov   11 AM
23
21
Thu, 27 Nov   12 PM
24
21
Thu, 27 Nov   01 PM
24
21
Thu, 27 Nov   02 PM
25
22
Thu, 27 Nov   03 PM
25
22
Thu, 27 Nov   04 PM
25
23
Thu, 27 Nov   05 PM
23
24
Thu, 27 Nov   06 PM
22
24
Thu, 27 Nov   07 PM
22
24
Thu, 27 Nov   08 PM
23
24
Thu, 27 Nov   09 PM
23
24
Thu, 27 Nov   10 PM
22
23
Thu, 27 Nov   11 PM
24
23
Fri, 28 Nov   12 AM
25
23
Smoke
Ending Time
(Local Time)
1 Hour Surface Smoke (µg/m³)
06Z Model Run
1 Hour Column-Integrated
Smoke (µg/m³)

06Z Model Run
Wed, 26 Nov  05 AM
0
0
Wed, 26 Nov  06 AM
0
0
Wed, 26 Nov  07 AM
0
0
Wed, 26 Nov  08 AM
0
0
Wed, 26 Nov  09 AM
0
0
Wed, 26 Nov  10 AM
0
0
Wed, 26 Nov  11 AM
0
0
Wed, 26 Nov  12 PM
0
0
Wed, 26 Nov  01 PM
0
0
Wed, 26 Nov  02 PM
0
0
Wed, 26 Nov  03 PM
0
0
Wed, 26 Nov  04 PM
0
0
Wed, 26 Nov  05 PM
0
0
Wed, 26 Nov  06 PM
0
0
Wed, 26 Nov  07 PM
0
0
Wed, 26 Nov  08 PM
0
0
Wed, 26 Nov  09 PM
0
0
Wed, 26 Nov  10 PM
0
0
Wed, 26 Nov  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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