Air Quality Forecast Guidance for La Salle, MI

Displayed below are NOAA-EPA Air Quality Forecast Guidance values for
latitude: 41.91 N, longitude: 83.48 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 08/20, 4Z)
61
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
Wed, 20 Aug  12 AM
37
50
Wed, 20 Aug  01 AM
36
47
Wed, 20 Aug  02 AM
34
44
Wed, 20 Aug  03 AM
32
40
Wed, 20 Aug  04 AM
28
37
Wed, 20 Aug  05 AM
23
34
Wed, 20 Aug  06 AM
19
31
Wed, 20 Aug  07 AM
16
28
Wed, 20 Aug  08 AM
18
26
Wed, 20 Aug  09 AM
23
24
Wed, 20 Aug  10 AM
29
24
Wed, 20 Aug  11 AM
40
24
Wed, 20 Aug  12 PM
47
27
Wed, 20 Aug  01 PM
47
30
Wed, 20 Aug  02 PM
47
33
Wed, 20 Aug  03 PM
47
37
Wed, 20 Aug  04 PM
47
41
Wed, 20 Aug  05 PM
47
44
Wed, 20 Aug  06 PM
44
46
Wed, 20 Aug  07 PM
39
46
Wed, 20 Aug   08 PM
35
44
Wed, 20 Aug   09 PM
36
43
Wed, 20 Aug   10 PM
35
41
Wed, 20 Aug   11 PM
32
39
Thu, 21 Aug   12 AM
29
37
Thu, 21 Aug   01 AM
27
35
Thu, 21 Aug   02 AM
26
32
Thu, 21 Aug   03 AM
26
31
Thu, 21 Aug   04 AM
25
30
Thu, 21 Aug   05 AM
25
28
Thu, 21 Aug   06 AM
24
27
Thu, 21 Aug   07 AM
22
26
Thu, 21 Aug   08 AM
20
24
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, 20 Aug  12 AM
0
0
Wed, 20 Aug  01 AM
0
0
Wed, 20 Aug  02 AM
0
0
Wed, 20 Aug  03 AM
0
0
Wed, 20 Aug  04 AM
0
0
Wed, 20 Aug  05 AM
0
0
Wed, 20 Aug  06 AM
0
0
Wed, 20 Aug  07 AM
0
0
Wed, 20 Aug  08 AM
0
0
Wed, 20 Aug  09 AM
0
0
Wed, 20 Aug  10 AM
0
0
Wed, 20 Aug  11 AM
0
0
Wed, 20 Aug  12 PM
0
0
Wed, 20 Aug  01 PM
0
0
Wed, 20 Aug  02 PM
0
0
Wed, 20 Aug  03 PM
0
0
Wed, 20 Aug  04 PM
0
0
Wed, 20 Aug  05 PM
0
0
Wed, 20 Aug  06 PM
0
0
Wed, 20 Aug  07 PM
0
0
Wed, 20 Aug  08 PM
0
0
Wed, 20 Aug  09 PM
0
0
Wed, 20 Aug  10 PM
0
0
Wed, 20 Aug  11 PM
0
0
Thu, 21 Aug  12 AM
0
0
Thu, 21 Aug  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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