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 07/31, 4Z)
63
59
*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
Sat, 30 Jul  04 PM
62
50
Sat, 30 Jul  05 PM
63
53
Sat, 30 Jul  06 PM
63
55
Sat, 30 Jul  07 PM
62
58
Sat, 30 Jul   08 PM
58
59
Sat, 30 Jul   09 PM
51
59
Sat, 30 Jul   10 PM
46
58
Sat, 30 Jul   11 PM
44
56
Sun, 31 Jul   12 AM
42
53
Sun, 31 Jul   01 AM
42
51
Sun, 31 Jul   02 AM
42
48
Sun, 31 Jul   03 AM
42
46
Sun, 31 Jul   04 AM
43
44
Sun, 31 Jul   05 AM
42
43
Sun, 31 Jul   06 AM
40
42
Sun, 31 Jul   07 AM
38
41
Sun, 31 Jul   08 AM
36
40
Sun, 31 Jul   09 AM
35
40
Sun, 31 Jul   10 AM
36
39
Sun, 31 Jul   11 AM
47
40
Sun, 31 Jul   12 PM
52
41
Sun, 31 Jul   01 PM
55
42
Sun, 31 Jul   02 PM
54
44
Sun, 31 Jul   03 PM
53
46
Sun, 31 Jul   04 PM
52
48
Sun, 31 Jul   05 PM
51
50
Sun, 31 Jul   06 PM
49
52
Sun, 31 Jul   07 PM
46
52
Sun, 31 Jul   08 PM
42
50
Sun, 31 Jul   09 PM
36
48
Sun, 31 Jul   10 PM
31
45
Sun, 31 Jul   11 PM
29
42
Mon, 01 Aug   12 AM
29
39
Mon, 01 Aug   01 AM
29
36
Mon, 01 Aug   02 AM
30
34
Mon, 01 Aug   03 AM
31
32
Mon, 01 Aug   04 AM
33
31
Mon, 01 Aug   05 AM
35
31
Mon, 01 Aug   06 AM
38
32
Mon, 01 Aug   07 AM
35
32
Mon, 01 Aug   08 AM
26
32
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, 30 Jul  04 PM
0
0
Sat, 30 Jul  05 PM
0
0
Sat, 30 Jul  06 PM
0
0
Sat, 30 Jul  07 PM
0
0
Sat, 30 Jul  08 PM
0
0
Sat, 30 Jul  09 PM
0
0
Sat, 30 Jul  10 PM
0
0
Sat, 30 Jul  11 PM
0
0
Sun, 31 Jul  12 AM
0
0
Sun, 31 Jul  01 AM
0
0
Sun, 31 Jul  02 AM
0
0
Sun, 31 Jul  03 AM
0
0
Sun, 31 Jul  04 AM
0
0
Sun, 31 Jul  05 AM
0
0
Sun, 31 Jul  06 AM
0
0
Sun, 31 Jul  07 AM
0
0
Sun, 31 Jul  08 AM
0
0
Sun, 31 Jul  09 AM
0
0
Sun, 31 Jul  10 AM
0
0
Sun, 31 Jul  11 AM
0
0
Sun, 31 Jul  12 PM
0
0
Sun, 31 Jul  01 PM
0
0
Sun, 31 Jul  02 PM
0
0
Sun, 31 Jul  03 PM
0
0
Sun, 31 Jul  04 PM
0
0
Sun, 31 Jul  05 PM
0
0
Sun, 31 Jul  06 PM
0
0
Sun, 31 Jul  07 PM
0
0
Sun, 31 Jul  08 PM
0
0
Sun, 31 Jul  09 PM
0
0
Sun, 31 Jul  10 PM
0
0
Sun, 31 Jul  11 PM
0
0
Mon, 01 Aug  12 AM
0
0
Mon, 01 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