Air Quality Forecast Guidance for Western Springs, IL

Displayed below are NOAA-EPA Air Quality Forecast Guidance values for
latitude: 41.81 N, longitude: 87.90 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 12/23, 4Z)
11
8
*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, 22 Dec  08 AM
2
6
Mon, 22 Dec  09 AM
4
5
Mon, 22 Dec  10 AM
6
4
Mon, 22 Dec  11 AM
7
4
Mon, 22 Dec  12 PM
6
4
Mon, 22 Dec  01 PM
5
4
Mon, 22 Dec  02 PM
4
4
Mon, 22 Dec  03 PM
2
4
Mon, 22 Dec  04 PM
1
4
Mon, 22 Dec  05 PM
0
4
Mon, 22 Dec   06 PM
0
3
Mon, 22 Dec   07 PM
0
2
Mon, 22 Dec   08 PM
1
2
Mon, 22 Dec   09 PM
2
1
Mon, 22 Dec   10 PM
2
1
Mon, 22 Dec   11 PM
5
1
Tue, 23 Dec   12 AM
4
2
Tue, 23 Dec   01 AM
2
2
Tue, 23 Dec   02 AM
0
2
Tue, 23 Dec   03 AM
1
2
Tue, 23 Dec   04 AM
4
2
Tue, 23 Dec   05 AM
5
3
Tue, 23 Dec   06 AM
10
4
Tue, 23 Dec   07 AM
16
5
Tue, 23 Dec   08 AM
18
7
Tue, 23 Dec   09 AM
20
9
Tue, 23 Dec   10 AM
19
12
Tue, 23 Dec   11 AM
18
14
Tue, 23 Dec   12 PM
21
16
Tue, 23 Dec   01 PM
22
18
Tue, 23 Dec   02 PM
22
19
Tue, 23 Dec   03 PM
20
20
Tue, 23 Dec   04 PM
16
20
Tue, 23 Dec   05 PM
14
19
Tue, 23 Dec   06 PM
17
19
Tue, 23 Dec   07 PM
19
19
Tue, 23 Dec   08 PM
21
19
Tue, 23 Dec   09 PM
21
19
Tue, 23 Dec   10 PM
21
18
Tue, 23 Dec   11 PM
22
19
Wed, 24 Dec   12 AM
22
20
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, 22 Dec  07 AM
0
0
Mon, 22 Dec  08 AM
0
0
Mon, 22 Dec  09 AM
0
0
Mon, 22 Dec  10 AM
0
0
Mon, 22 Dec  11 AM
0
0
Mon, 22 Dec  12 PM
0
0
Mon, 22 Dec  01 PM
0
0
Mon, 22 Dec  02 PM
0
0
Mon, 22 Dec  03 PM
0
0
Mon, 22 Dec  04 PM
0
0
Mon, 22 Dec  05 PM
0
0
Mon, 22 Dec  06 PM
0
0
Mon, 22 Dec  07 PM
0
0
Mon, 22 Dec  08 PM
0
0
Mon, 22 Dec  09 PM
0
0
Mon, 22 Dec  10 PM
0
0
Mon, 22 Dec  11 PM
0
0
Tue, 23 Dec  12 AM
0
0
Tue, 23 Dec  01 AM
0
0
Tue, 23 Dec  02 AM
0
0
Tue, 23 Dec  03 AM
0
0
Tue, 23 Dec  04 AM
0
0
Tue, 23 Dec  05 AM
0
0
Tue, 23 Dec  06 AM
0
0
Tue, 23 Dec  07 AM
0
0
Tue, 23 Dec  08 AM
0
0
Tue, 23 Dec  09 AM
0
0
Tue, 23 Dec  10 AM
0
0
Tue, 23 Dec  11 AM
0
0
Tue, 23 Dec  12 PM
0
0
Tue, 23 Dec  01 PM
0
0
Tue, 23 Dec  02 PM
0
0
Tue, 23 Dec  03 PM
0
0
Tue, 23 Dec  04 PM
0
0
Tue, 23 Dec  05 PM
0
0
Tue, 23 Dec  06 PM
0
0
Tue, 23 Dec  07 PM
0
0
Tue, 23 Dec  08 PM
0
0
Tue, 23 Dec  09 PM
0
0
Tue, 23 Dec  10 PM
0
0
Tue, 23 Dec  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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