Air Quality Forecast Guidance for Horton Bay, MI

Displayed below are NOAA-EPA Air Quality Forecast Guidance values for
latitude: 45.25 N, longitude: 85.06 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 09/03, 4Z)
55
53
*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, 02 Sep  04 PM
55
52
Wed, 02 Sep  05 PM
54
53
Wed, 02 Sep  06 PM
52
53
Wed, 02 Sep  07 PM
50
53
Wed, 02 Sep   08 PM
45
52
Wed, 02 Sep   09 PM
40
51
Wed, 02 Sep   10 PM
38
49
Wed, 02 Sep   11 PM
37
46
Thu, 03 Sep   12 AM
37
44
Thu, 03 Sep   01 AM
38
42
Thu, 03 Sep   02 AM
36
40
Thu, 03 Sep   03 AM
34
38
Thu, 03 Sep   04 AM
33
37
Thu, 03 Sep   05 AM
31
36
Thu, 03 Sep   06 AM
30
34
Thu, 03 Sep   07 AM
29
33
Thu, 03 Sep   08 AM
28
32
Thu, 03 Sep   09 AM
28
31
Thu, 03 Sep   10 AM
32
31
Thu, 03 Sep   11 AM
41
32
Thu, 03 Sep   12 PM
44
33
Thu, 03 Sep   01 PM
44
34
Thu, 03 Sep   02 PM
44
36
Thu, 03 Sep   03 PM
44
38
Thu, 03 Sep   04 PM
43
40
Thu, 03 Sep   05 PM
43
42
Thu, 03 Sep   06 PM
42
43
Thu, 03 Sep   07 PM
39
43
Thu, 03 Sep   08 PM
34
42
Thu, 03 Sep   09 PM
30
40
Thu, 03 Sep   10 PM
29
38
Thu, 03 Sep   11 PM
31
36
Fri, 04 Sep   12 AM
35
35
Fri, 04 Sep   01 AM
36
35
Fri, 04 Sep   02 AM
35
34
Fri, 04 Sep   03 AM
34
33
Fri, 04 Sep   04 AM
32
33
Fri, 04 Sep   05 AM
30
33
Fri, 04 Sep   06 AM
28
32
Fri, 04 Sep   07 AM
25
32
Fri, 04 Sep   08 AM
23
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
Wed, 02 Sep  02 PM
0
1
Wed, 02 Sep  03 PM
0
0
Wed, 02 Sep  04 PM
0
0
Wed, 02 Sep  05 PM
0
0
Wed, 02 Sep  06 PM
0
0
Wed, 02 Sep  07 PM
0
0
Wed, 02 Sep  08 PM
0
0
Wed, 02 Sep  09 PM
0
0
Wed, 02 Sep  10 PM
0
0
Wed, 02 Sep  11 PM
0
0
Thu, 03 Sep  12 AM
0
0
Thu, 03 Sep  01 AM
0
0
Thu, 03 Sep  02 AM
0
0
Thu, 03 Sep  03 AM
0
0
Thu, 03 Sep  04 AM
0
0
Thu, 03 Sep  05 AM
0
0
Thu, 03 Sep  06 AM
0
0
Thu, 03 Sep  07 AM
0
0
Thu, 03 Sep  08 AM
0
0
Thu, 03 Sep  09 AM
0
0
Thu, 03 Sep  10 AM
0
0
Thu, 03 Sep  11 AM
0
0
Thu, 03 Sep  12 PM
0
0
Thu, 03 Sep  01 PM
0
0
Thu, 03 Sep  02 PM
0
0
Thu, 03 Sep  03 PM
0
0
Thu, 03 Sep  04 PM
0
0
Thu, 03 Sep  05 PM
0
0
Thu, 03 Sep  06 PM
0
0
Thu, 03 Sep  07 PM
0
0
Thu, 03 Sep  08 PM
0
0
Thu, 03 Sep  09 PM
0
0
Thu, 03 Sep  10 PM
0
0
Thu, 03 Sep  11 PM
0
0
Fri, 04 Sep  12 AM
0
0
Fri, 04 Sep  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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