Air Quality Forecast Guidance for Elkhart, IN

Displayed below are NOAA-EPA Air Quality Forecast Guidance values for
latitude: 41.69 N, longitude: 85.99 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 04/20, 4Z)
49
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)

12Z Model Run
8 Hour Average Ozone
Concentration (PPB)

12Z Model Run
Sat, 19 Apr  04 PM
43
39
Sat, 19 Apr  05 PM
44
40
Sat, 19 Apr  06 PM
46
41
Sat, 19 Apr  07 PM
49
42
Sat, 19 Apr   08 PM
46
43
Sat, 19 Apr   09 PM
40
44
Sat, 19 Apr   10 PM
36
43
Sat, 19 Apr   11 PM
36
42
Sun, 20 Apr   12 AM
36
42
Sun, 20 Apr   01 AM
36
41
Sun, 20 Apr   02 AM
35
39
Sun, 20 Apr   03 AM
35
38
Sun, 20 Apr   04 AM
34
36
Sun, 20 Apr   05 AM
33
35
Sun, 20 Apr   06 AM
31
34
Sun, 20 Apr   07 AM
28
34
Sun, 20 Apr   08 AM
27
32
Sun, 20 Apr   09 AM
29
32
Sun, 20 Apr   10 AM
34
31
Sun, 20 Apr   11 AM
41
32
Sun, 20 Apr   12 PM
46
34
Sun, 20 Apr   01 PM
48
36
Sun, 20 Apr   02 PM
50
38
Sun, 20 Apr   03 PM
51
41
Sun, 20 Apr   04 PM
52
44
Sun, 20 Apr   05 PM
52
47
Sun, 20 Apr   06 PM
52
49
Sun, 20 Apr   07 PM
51
50
Sun, 20 Apr   08 PM
42
50
Sun, 20 Apr   09 PM
34
48
Sun, 20 Apr   10 PM
32
46
Sun, 20 Apr   11 PM
32
43
Mon, 21 Apr   12 AM
33
41
Mon, 21 Apr   01 AM
34
38
Mon, 21 Apr   02 AM
33
36
Mon, 21 Apr   03 AM
32
34
Mon, 21 Apr   04 AM
31
33
Mon, 21 Apr   05 AM
30
32
Mon, 21 Apr   06 AM
28
32
Mon, 21 Apr   07 AM
26
31
Mon, 21 Apr   08 AM
24
30
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, 19 Apr  01 PM
0
0
Sat, 19 Apr  02 PM
0
0
Sat, 19 Apr  03 PM
0
0
Sat, 19 Apr  04 PM
0
0
Sat, 19 Apr  05 PM
0
0
Sat, 19 Apr  06 PM
0
0
Sat, 19 Apr  07 PM
0
0
Sat, 19 Apr  08 PM
0
0
Sat, 19 Apr  09 PM
0
0
Sat, 19 Apr  10 PM
0
0
Sat, 19 Apr  11 PM
0
0
Sun, 20 Apr  12 AM
0
0
Sun, 20 Apr  01 AM
0
0
Sun, 20 Apr  02 AM
0
0
Sun, 20 Apr  03 AM
0
0
Sun, 20 Apr  04 AM
0
0
Sun, 20 Apr  05 AM
0
0
Sun, 20 Apr  06 AM
0
0
Sun, 20 Apr  07 AM
0
0
Sun, 20 Apr  08 AM
0
0
Sun, 20 Apr  09 AM
0
0
Sun, 20 Apr  10 AM
0
0
Sun, 20 Apr  11 AM
0
0
Sun, 20 Apr  12 PM
0
0
Sun, 20 Apr  01 PM
0
0
Sun, 20 Apr  02 PM
0
0
Sun, 20 Apr  03 PM
0
0
Sun, 20 Apr  04 PM
0
0
Sun, 20 Apr  05 PM
0
0
Sun, 20 Apr  06 PM
0
0
Sun, 20 Apr  07 PM
0
0
Sun, 20 Apr  08 PM
0
0
Sun, 20 Apr  09 PM
0
0
Sun, 20 Apr  10 PM
0
0
Sun, 20 Apr  11 PM
0
0
Mon, 21 Apr  12 AM
0
0
Mon, 21 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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