Air Quality Forecast Guidance for Riley, IN

Displayed below are NOAA-EPA Air Quality Forecast Guidance values for
latitude: 39.44 N, longitude: 87.32 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 01/21, 4Z)
33
28
*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, 20 Jan  09 AM
22
25
Sat, 20 Jan  10 AM
24
24
Sat, 20 Jan  11 AM
25
24
Sat, 20 Jan  12 PM
26
24
Sat, 20 Jan  01 PM
28
25
Sat, 20 Jan  02 PM
30
25
Sat, 20 Jan  03 PM
33
26
Sat, 20 Jan  04 PM
31
27
Sat, 20 Jan  05 PM
29
28
Sat, 20 Jan  06 PM
23
28
Sat, 20 Jan   07 PM
19
27
Sat, 20 Jan   08 PM
17
26
Sat, 20 Jan   09 PM
16
25
Sat, 20 Jan   10 PM
16
23
Sat, 20 Jan   11 PM
18
21
Sun, 21 Jan   12 AM
20
20
Sun, 21 Jan   01 AM
21
19
Sun, 21 Jan   02 AM
20
18
Sun, 21 Jan   03 AM
19
18
Sun, 21 Jan   04 AM
20
19
Sun, 21 Jan   05 AM
23
20
Sun, 21 Jan   06 AM
25
21
Sun, 21 Jan   07 AM
25
22
Sun, 21 Jan   08 AM
25
22
Sun, 21 Jan   09 AM
24
23
Sun, 21 Jan   10 AM
27
24
Sun, 21 Jan   11 AM
29
25
Sun, 21 Jan   12 PM
30
26
Sun, 21 Jan   01 PM
31
27
Sun, 21 Jan   02 PM
33
28
Sun, 21 Jan   03 PM
36
29
Sun, 21 Jan   04 PM
36
31
Sun, 21 Jan   05 PM
35
32
Sun, 21 Jan   06 PM
33
33
Sun, 21 Jan   07 PM
31
33
Sun, 21 Jan   08 PM
32
33
Sun, 21 Jan   09 PM
29
33
Sun, 21 Jan   10 PM
25
32
Sun, 21 Jan   11 PM
23
31
Mon, 22 Jan   12 AM
23
29
Mon, 22 Jan   01 AM
22
27
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, 20 Jan  07 AM
0
0
Sat, 20 Jan  08 AM
0
0
Sat, 20 Jan  09 AM
0
0
Sat, 20 Jan  10 AM
0
0
Sat, 20 Jan  11 AM
0
0
Sat, 20 Jan  12 PM
0
0
Sat, 20 Jan  01 PM
0
0
Sat, 20 Jan  02 PM
0
0
Sat, 20 Jan  03 PM
0
0
Sat, 20 Jan  04 PM
0
0
Sat, 20 Jan  05 PM
0
0
Sat, 20 Jan  06 PM
0
0
Sat, 20 Jan  07 PM
0
0
Sat, 20 Jan  08 PM
0
0
Sat, 20 Jan  09 PM
0
0
Sat, 20 Jan  10 PM
0
0
Sat, 20 Jan  11 PM
0
0
Sun, 21 Jan  12 AM
0
0
Sun, 21 Jan  01 AM
0
0
Sun, 21 Jan  02 AM
0
0
Sun, 21 Jan  03 AM
0
0
Sun, 21 Jan  04 AM
0
0
Sun, 21 Jan  05 AM
0
0
Sun, 21 Jan  06 AM
0
0
Sun, 21 Jan  07 AM
0
0
Sun, 21 Jan  08 AM
0
0
Sun, 21 Jan  09 AM
0
0
Sun, 21 Jan  10 AM
0
0
Sun, 21 Jan  11 AM
0
0
Sun, 21 Jan  12 PM
0
0
Sun, 21 Jan  01 PM
0
0
Sun, 21 Jan  02 PM
0
0
Sun, 21 Jan  03 PM
0
0
Sun, 21 Jan  04 PM
0
0
Sun, 21 Jan  05 PM
0
0
Sun, 21 Jan  06 PM
0
0
Sun, 21 Jan  07 PM
0
0
Sun, 21 Jan  08 PM
0
0
Sun, 21 Jan  09 PM
0
0
Sun, 21 Jan  10 PM
0
0
Sun, 21 Jan  11 PM
0
0
Mon, 22 Jan  12 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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