Skip Navigation Links weather.gov 
NOAA logo-Select to go to the NOAA homepage
National Oceanic and Atmospheric Administration's   
  Select to go to the NWS homepage
National Weather Service   
   

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 10/26, 4Z)
43
40
*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
Sat, 25 Oct  11 AM
34
35
Sat, 25 Oct  12 PM
37
35
Sat, 25 Oct  01 PM
40
36
Sat, 25 Oct  02 PM
42
37
Sat, 25 Oct  03 PM
44
38
Sat, 25 Oct  04 PM
43
38
Sat, 25 Oct  05 PM
40
39
Sat, 25 Oct  06 PM
38
40
Sat, 25 Oct   07 PM
36
40
Sat, 25 Oct   08 PM
34
40
Sat, 25 Oct   09 PM
33
39
Sat, 25 Oct   10 PM
31
37
Sat, 25 Oct   11 PM
30
36
Sun, 26 Oct   12 AM
29
34
Sun, 26 Oct   01 AM
28
32
Sun, 26 Oct   02 AM
27
31
Sun, 26 Oct   03 AM
26
30
Sun, 26 Oct   04 AM
25
28
Sun, 26 Oct   05 AM
24
27
Sun, 26 Oct   06 AM
23
26
Sun, 26 Oct   07 AM
22
25
Sun, 26 Oct   08 AM
21
24
Sun, 26 Oct   09 AM
22
24
Sun, 26 Oct   10 AM
25
23
Sun, 26 Oct   11 AM
30
24
Sun, 26 Oct   12 PM
34
25
Sun, 26 Oct   01 PM
36
26
Sun, 26 Oct   02 PM
37
28
Sun, 26 Oct   03 PM
38
30
Sun, 26 Oct   04 PM
38
32
Sun, 26 Oct   05 PM
33
34
Sun, 26 Oct   06 PM
26
34
Sun, 26 Oct   07 PM
22
33
Sun, 26 Oct   08 PM
21
31
Sun, 26 Oct   09 PM
21
29
Sun, 26 Oct   10 PM
21
27
Sun, 26 Oct   11 PM
22
26
Mon, 27 Oct   12 AM
23
24
Mon, 27 Oct   01 AM
24
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
Sat, 25 Oct  11 AM
0
0
Sat, 25 Oct  12 PM
0
0
Sat, 25 Oct  01 PM
0
0
Sat, 25 Oct  02 PM
0
0
Sat, 25 Oct  03 PM
0
0
Sat, 25 Oct  04 PM
0
0
Sat, 25 Oct  05 PM
0
0
Sat, 25 Oct  06 PM
0
0
Sat, 25 Oct  07 PM
0
0
Sat, 25 Oct  08 PM
0
0
Sat, 25 Oct  09 PM
0
0
Sat, 25 Oct  10 PM
0
0
Sat, 25 Oct  11 PM
0
0
Sun, 26 Oct  12 AM
0
0
Sun, 26 Oct  01 AM
0
0
Sun, 26 Oct  02 AM
0
0
Sun, 26 Oct  03 AM
0
0
Sun, 26 Oct  04 AM
0
0
Sun, 26 Oct  05 AM
0
0
Sun, 26 Oct  06 AM
0
0
Sun, 26 Oct  07 AM
0
0
Sun, 26 Oct  08 AM
0
0
Sun, 26 Oct  09 AM
0
0
Sun, 26 Oct  10 AM
0
0
Sun, 26 Oct  11 AM
0
0
Sun, 26 Oct  12 PM
0
0
Sun, 26 Oct  01 PM
0
0
Sun, 26 Oct  02 PM
0
0
Sun, 26 Oct  03 PM
0
0
Sun, 26 Oct  04 PM
0
0
Sun, 26 Oct  05 PM
0
0
Sun, 26 Oct  06 PM
0
0
Sun, 26 Oct  07 PM
0
0
Sun, 26 Oct  08 PM
0
0
Sun, 26 Oct  09 PM
0
0
Sun, 26 Oct  10 PM
0
0
Sun, 26 Oct  11 PM
0
0
Mon, 27 Oct  12 AM
0
0

National Weather Service Air Quality Program Page
Environmental Protection Agency AirNow Forecast Page
Graphical Air Quality Forecast Guidance
FAQ


    US Dept of Commerce
    National Oceanic and Atmospheric Administration
    National Weather Service
    1325 East West Highway
    Silver Spring, MD 20910
    Page Author: NWS Internet Services Team
Disclaimer
Information Quality
Credits
Glossary
Privacy Policy
Freedom of Information Act (FOIA)
About Us
Career Opportunities