Air Quality Forecast Guidance for Louisville, KY

Displayed below are NOAA-EPA Air Quality Forecast Guidance values for
latitude: 38.20 N, longitude: 85.70 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 08/01, 4Z)
52
49
*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
Fri, 31 Jul  04 PM
48
41
Fri, 31 Jul  05 PM
48
45
Fri, 31 Jul  06 PM
47
48
Fri, 31 Jul  07 PM
47
49
Fri, 31 Jul   08 PM
45
48
Fri, 31 Jul   09 PM
35
46
Fri, 31 Jul   10 PM
24
43
Fri, 31 Jul   11 PM
25
40
Sat, 01 Aug   12 AM
30
38
Sat, 01 Aug   01 AM
33
36
Sat, 01 Aug   02 AM
32
34
Sat, 01 Aug   03 AM
31
32
Sat, 01 Aug   04 AM
28
30
Sat, 01 Aug   05 AM
23
28
Sat, 01 Aug   06 AM
20
28
Sat, 01 Aug   07 AM
18
27
Sat, 01 Aug   08 AM
18
25
Sat, 01 Aug   09 AM
22
24
Sat, 01 Aug   10 AM
32
24
Sat, 01 Aug   11 AM
41
25
Sat, 01 Aug   12 PM
45
28
Sat, 01 Aug   01 PM
48
30
Sat, 01 Aug   02 PM
48
34
Sat, 01 Aug   03 PM
48
38
Sat, 01 Aug   04 PM
49
42
Sat, 01 Aug   05 PM
49
45
Sat, 01 Aug   06 PM
49
47
Sat, 01 Aug   07 PM
47
48
Sat, 01 Aug   08 PM
45
48
Sat, 01 Aug   09 PM
36
46
Sat, 01 Aug   10 PM
28
44
Sat, 01 Aug   11 PM
26
41
Sun, 02 Aug   12 AM
27
38
Sun, 02 Aug   01 AM
28
36
Sun, 02 Aug   02 AM
28
33
Sun, 02 Aug   03 AM
30
31
Sun, 02 Aug   04 AM
30
29
Sun, 02 Aug   05 AM
29
28
Sun, 02 Aug   06 AM
27
28
Sun, 02 Aug   07 AM
25
28
Sun, 02 Aug   08 AM
25
28
Smoke
Ending Time
(Local Time)
1 Hour Surface Smoke (µg/m³)
06Z Model Run
1 Hour Column-Integrated
Smoke (µg/m³)

06Z Model Run
Fri, 31 Jul  03 PM
0
0
Fri, 31 Jul  04 PM
0
0
Fri, 31 Jul  05 PM
0
0
Fri, 31 Jul  06 PM
0
0
Fri, 31 Jul  07 PM
0
0
Fri, 31 Jul  08 PM
0
0
Fri, 31 Jul  09 PM
0
0
Fri, 31 Jul  10 PM
0
0
Fri, 31 Jul  11 PM
0
0
Sat, 01 Aug  12 AM
0
0
Sat, 01 Aug  01 AM
0
0
Sat, 01 Aug  02 AM
0
0
Sat, 01 Aug  03 AM
0
0
Sat, 01 Aug  04 AM
0
0
Sat, 01 Aug  05 AM
0
0
Sat, 01 Aug  06 AM
0
0
Sat, 01 Aug  07 AM
0
0
Sat, 01 Aug  08 AM
0
0
Sat, 01 Aug  09 AM
0
0
Sat, 01 Aug  10 AM
0
0
Sat, 01 Aug  11 AM
0
0
Sat, 01 Aug  12 PM
0
0
Sat, 01 Aug  01 PM
0
0
Sat, 01 Aug  02 PM
0
0
Sat, 01 Aug  03 PM
0
0
Sat, 01 Aug  04 PM
0
0
Sat, 01 Aug  05 PM
0
0
Sat, 01 Aug  06 PM
0
0
Sat, 01 Aug  07 PM
1
0
Sat, 01 Aug  08 PM
0
0
Sat, 01 Aug  09 PM
0
0
Sat, 01 Aug  10 PM
0
0
Sat, 01 Aug  11 PM
0
0
Sun, 02 Aug  12 AM
0
0
Sun, 02 Aug  01 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