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 07/30, 4Z)
58
55
*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
Wed, 29 Jul  10 AM
35
24
Wed, 29 Jul  11 AM
48
27
Wed, 29 Jul  12 PM
53
31
Wed, 29 Jul  01 PM
56
35
Wed, 29 Jul  02 PM
58
39
Wed, 29 Jul  03 PM
58
44
Wed, 29 Jul  04 PM
58
49
Wed, 29 Jul  05 PM
55
53
Wed, 29 Jul  06 PM
51
55
Wed, 29 Jul  07 PM
48
55
Wed, 29 Jul   08 PM
39
53
Wed, 29 Jul   09 PM
32
50
Wed, 29 Jul   10 PM
31
47
Wed, 29 Jul   11 PM
32
43
Thu, 30 Jul   12 AM
38
41
Thu, 30 Jul   01 AM
39
39
Thu, 30 Jul   02 AM
30
36
Thu, 30 Jul   03 AM
22
33
Thu, 30 Jul   04 AM
18
30
Thu, 30 Jul   05 AM
15
28
Thu, 30 Jul   06 AM
12
26
Thu, 30 Jul   07 AM
10
23
Thu, 30 Jul   08 AM
11
20
Thu, 30 Jul   09 AM
14
17
Thu, 30 Jul   10 AM
16
15
Thu, 30 Jul   11 AM
24
15
Thu, 30 Jul   12 PM
36
17
Thu, 30 Jul   01 PM
39
20
Thu, 30 Jul   02 PM
40
24
Thu, 30 Jul   03 PM
41
28
Thu, 30 Jul   04 PM
44
32
Thu, 30 Jul   05 PM
48
36
Thu, 30 Jul   06 PM
50
40
Thu, 30 Jul   07 PM
45
43
Thu, 30 Jul   08 PM
37
43
Thu, 30 Jul   09 PM
31
42
Thu, 30 Jul   10 PM
29
41
Thu, 30 Jul   11 PM
29
39
Fri, 31 Jul   12 AM
28
37
Fri, 31 Jul   01 AM
26
34
Fri, 31 Jul   02 AM
25
31
Smoke
Ending Time
(Local Time)
1 Hour Surface Smoke (µg/m³)
06Z Model Run
1 Hour Column-Integrated
Smoke (µg/m³)

06Z Model Run
Wed, 29 Jul  09 AM
0
0
Wed, 29 Jul  10 AM
0
0
Wed, 29 Jul  11 AM
0
0
Wed, 29 Jul  12 PM
0
0
Wed, 29 Jul  01 PM
0
0
Wed, 29 Jul  02 PM
0
0
Wed, 29 Jul  03 PM
0
0
Wed, 29 Jul  04 PM
0
0
Wed, 29 Jul  05 PM
0
0
Wed, 29 Jul  06 PM
0
0
Wed, 29 Jul  07 PM
0
0
Wed, 29 Jul  08 PM
0
0
Wed, 29 Jul  09 PM
0
0
Wed, 29 Jul  10 PM
0
0
Wed, 29 Jul  11 PM
0
0
Thu, 30 Jul  12 AM
0
0
Thu, 30 Jul  01 AM
0
0
Thu, 30 Jul  02 AM
0
0
Thu, 30 Jul  03 AM
0
0
Thu, 30 Jul  04 AM
0
0
Thu, 30 Jul  05 AM
0
0
Thu, 30 Jul  06 AM
0
0
Thu, 30 Jul  07 AM
0
0
Thu, 30 Jul  08 AM
0
0
Thu, 30 Jul  09 AM
0
0
Thu, 30 Jul  10 AM
0
0
Thu, 30 Jul  11 AM
0
0
Thu, 30 Jul  12 PM
0
0
Thu, 30 Jul  01 PM
0
0
Thu, 30 Jul  02 PM
0
0
Thu, 30 Jul  03 PM
0
0
Thu, 30 Jul  04 PM
0
0
Thu, 30 Jul  05 PM
0
0
Thu, 30 Jul  06 PM
0
0
Thu, 30 Jul  07 PM
0
0
Thu, 30 Jul  08 PM
0
0
Thu, 30 Jul  09 PM
0
0
Thu, 30 Jul  10 PM
0
0
Thu, 30 Jul  11 PM
0
0
Fri, 31 Jul  12 AM
0
0
Fri, 31 Jul  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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