Air Quality Forecast Guidance for Logan, UT

Displayed below are NOAA-EPA Air Quality Forecast Guidance values for
latitude: 41.74 N, longitude: 111.83 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 07/08, 4Z)
48
45
*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
Thu, 07 Jul  11 AM
41
25
Thu, 07 Jul  12 PM
44
27
Thu, 07 Jul  01 PM
43
30
Thu, 07 Jul  02 PM
44
34
Thu, 07 Jul  03 PM
47
37
Thu, 07 Jul  04 PM
48
42
Thu, 07 Jul  05 PM
45
44
Thu, 07 Jul   06 PM
45
45
Thu, 07 Jul   07 PM
45
45
Thu, 07 Jul   08 PM
43
45
Thu, 07 Jul   09 PM
37
44
Thu, 07 Jul   10 PM
32
43
Thu, 07 Jul   11 PM
31
41
Fri, 08 Jul   12 AM
34
39
Fri, 08 Jul   01 AM
35
38
Fri, 08 Jul   02 AM
34
36
Fri, 08 Jul   03 AM
31
35
Fri, 08 Jul   04 AM
29
33
Fri, 08 Jul   05 AM
21
31
Fri, 08 Jul   06 AM
20
29
Fri, 08 Jul   07 AM
21
28
Fri, 08 Jul   08 AM
15
26
Fri, 08 Jul   09 AM
25
24
Fri, 08 Jul   10 AM
36
25
Fri, 08 Jul   11 AM
43
26
Fri, 08 Jul   12 PM
45
28
Fri, 08 Jul   01 PM
49
32
Fri, 08 Jul   02 PM
53
36
Fri, 08 Jul   03 PM
55
40
Fri, 08 Jul   04 PM
56
45
Fri, 08 Jul   05 PM
52
49
Fri, 08 Jul   06 PM
45
50
Fri, 08 Jul   07 PM
39
49
Fri, 08 Jul   08 PM
35
48
Fri, 08 Jul   09 PM
30
46
Fri, 08 Jul   10 PM
28
43
Fri, 08 Jul   11 PM
29
39
Sat, 09 Jul   12 AM
32
36
Sat, 09 Jul   01 AM
32
34
Sat, 09 Jul   02 AM
31
32
Sat, 09 Jul   03 AM
27
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
Thu, 07 Jul  11 AM
0
0
Thu, 07 Jul  12 PM
0
0
Thu, 07 Jul  01 PM
0
0
Thu, 07 Jul  02 PM
0
0
Thu, 07 Jul  03 PM
0
0
Thu, 07 Jul  04 PM
0
0
Thu, 07 Jul  05 PM
0
0
Thu, 07 Jul  06 PM
0
0
Thu, 07 Jul  07 PM
0
0
Thu, 07 Jul  08 PM
0
0
Thu, 07 Jul  09 PM
0
0
Thu, 07 Jul  10 PM
0
0
Thu, 07 Jul  11 PM
0
0
Fri, 08 Jul  12 AM
0
0
Fri, 08 Jul  01 AM
0
0
Fri, 08 Jul  02 AM
0
0
Fri, 08 Jul  03 AM
0
0
Fri, 08 Jul  04 AM
0
0
Fri, 08 Jul  05 AM
0
0
Fri, 08 Jul  06 AM
0
0
Fri, 08 Jul  07 AM
0
0
Fri, 08 Jul  08 AM
0
0
Fri, 08 Jul  09 AM
0
0
Fri, 08 Jul  10 AM
0
0
Fri, 08 Jul  11 AM
0
0
Fri, 08 Jul  12 PM
0
0
Fri, 08 Jul  01 PM
0
0
Fri, 08 Jul  02 PM
0
0
Fri, 08 Jul  03 PM
0
0
Fri, 08 Jul  04 PM
0
0
Fri, 08 Jul  05 PM
0
0
Fri, 08 Jul  06 PM
0
0
Fri, 08 Jul  07 PM
0
0

National Weather Service Air Quality Program Page
Environmental Protection Agency AirNow Forecast Page
Graphical Air Quality Forecast Guidance
FAQ


    US Dept of Commerce
    National Oceanic and Atmospheric Administration
    National Weather Service
    1325 East West Highway
    Silver Spring, MD 20910
    Page Author: NWS Internet Services Team
Disclaimer
Information Quality
Credits
Glossary
Privacy Policy
Freedom of Information Act (FOIA)
About Us
Career Opportunities