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 04/22, 4Z)
48
44
*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, 21 Apr  10 AM
30
28
Sat, 21 Apr  11 AM
32
28
Sat, 21 Apr  12 PM
36
29
Sat, 21 Apr  01 PM
41
31
Sat, 21 Apr  02 PM
44
33
Sat, 21 Apr  03 PM
47
35
Sat, 21 Apr  04 PM
48
38
Sat, 21 Apr  05 PM
48
41
Sat, 21 Apr  06 PM
46
43
Sat, 21 Apr  07 PM
41
44
Sat, 21 Apr   08 PM
32
43
Sat, 21 Apr   09 PM
24
41
Sat, 21 Apr   10 PM
25
39
Sat, 21 Apr   11 PM
27
36
Sun, 22 Apr   12 AM
29
34
Sun, 22 Apr   01 AM
28
32
Sun, 22 Apr   02 AM
28
29
Sun, 22 Apr   03 AM
28
28
Sun, 22 Apr   04 AM
29
27
Sun, 22 Apr   05 AM
29
28
Sun, 22 Apr   06 AM
28
28
Sun, 22 Apr   07 AM
26
28
Sun, 22 Apr   08 AM
24
28
Sun, 22 Apr   09 AM
26
27
Sun, 22 Apr   10 AM
27
27
Sun, 22 Apr   11 AM
28
27
Sun, 22 Apr   12 PM
31
27
Sun, 22 Apr   01 PM
36
28
Sun, 22 Apr   02 PM
35
29
Sun, 22 Apr   03 PM
34
30
Sun, 22 Apr   04 PM
33
31
Sun, 22 Apr   05 PM
32
32
Sun, 22 Apr   06 PM
28
32
Sun, 22 Apr   07 PM
25
32
Sun, 22 Apr   08 PM
22
31
Sun, 22 Apr   09 PM
25
29
Sun, 22 Apr   10 PM
29
29
Sun, 22 Apr   11 PM
31
28
Mon, 23 Apr   12 AM
32
28
Mon, 23 Apr   01 AM
31
28
Mon, 23 Apr   02 AM
32
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
Sat, 21 Apr  07 AM
0
0
Sat, 21 Apr  08 AM
0
0
Sat, 21 Apr  09 AM
0
0
Sat, 21 Apr  10 AM
0
0
Sat, 21 Apr  11 AM
0
0
Sat, 21 Apr  12 PM
0
0
Sat, 21 Apr  01 PM
0
0
Sat, 21 Apr  02 PM
0
0
Sat, 21 Apr  03 PM
0
0
Sat, 21 Apr  04 PM
0
0
Sat, 21 Apr  05 PM
0
0
Sat, 21 Apr  06 PM
0
0
Sat, 21 Apr  07 PM
0
0
Sat, 21 Apr  08 PM
0
0
Sat, 21 Apr  09 PM
0
0
Sat, 21 Apr  10 PM
0
0
Sat, 21 Apr  11 PM
0
0
Sun, 22 Apr  12 AM
0
0
Sun, 22 Apr  01 AM
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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