Air Quality Forecast Guidance for Ann Arbor, MI

Displayed below are NOAA-EPA Air Quality Forecast Guidance values for
latitude: 42.28 N, longitude: 83.73 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 02/07, 4Z)
25
22
*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
Sat, 06 Feb  06 PM
14
22
Sat, 06 Feb   07 PM
7
20
Sat, 06 Feb   08 PM
8
18
Sat, 06 Feb   09 PM
14
17
Sat, 06 Feb   10 PM
14
16
Sat, 06 Feb   11 PM
14
14
Sun, 07 Feb   12 AM
16
13
Sun, 07 Feb   01 AM
18
13
Sun, 07 Feb   02 AM
18
14
Sun, 07 Feb   03 AM
16
15
Sun, 07 Feb   04 AM
14
15
Sun, 07 Feb   05 AM
13
15
Sun, 07 Feb   06 AM
11
15
Sun, 07 Feb   07 AM
10
14
Sun, 07 Feb   08 AM
9
14
Sun, 07 Feb   09 AM
11
13
Sun, 07 Feb   10 AM
14
12
Sun, 07 Feb   11 AM
17
12
Sun, 07 Feb   12 PM
20
13
Sun, 07 Feb   01 PM
22
14
Sun, 07 Feb   02 PM
23
16
Sun, 07 Feb   03 PM
25
18
Sun, 07 Feb   04 PM
25
20
Sun, 07 Feb   05 PM
23
21
Sun, 07 Feb   06 PM
19
22
Sun, 07 Feb   07 PM
17
22
Sun, 07 Feb   08 PM
17
21
Sun, 07 Feb   09 PM
17
21
Sun, 07 Feb   10 PM
18
20
Sun, 07 Feb   11 PM
20
20
Mon, 08 Feb   12 AM
20
19
Mon, 08 Feb   01 AM
19
18
Mon, 08 Feb   02 AM
19
18
Mon, 08 Feb   03 AM
18
18
Mon, 08 Feb   04 AM
17
18
Mon, 08 Feb   05 AM
14
18
Mon, 08 Feb   06 AM
12
17
Mon, 08 Feb   07 AM
9
16
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, 06 Feb  06 PM
0
0
Sat, 06 Feb  07 PM
0
0
Sat, 06 Feb  08 PM
0
0
Sat, 06 Feb  09 PM
0
0
Sat, 06 Feb  10 PM
0
0
Sat, 06 Feb  11 PM
0
0
Sun, 07 Feb  12 AM
0
0
Sun, 07 Feb  01 AM
0
0
Sun, 07 Feb  02 AM
0
0
Sun, 07 Feb  03 AM
0
0
Sun, 07 Feb  04 AM
0
0
Sun, 07 Feb  05 AM
0
0
Sun, 07 Feb  06 AM
0
0
Sun, 07 Feb  07 AM
0
0
Sun, 07 Feb  08 AM
0
0
Sun, 07 Feb  09 AM
0
0
Sun, 07 Feb  10 AM
0
0
Sun, 07 Feb  11 AM
0
0
Sun, 07 Feb  12 PM
0
0
Sun, 07 Feb  01 PM
0
0
Sun, 07 Feb  02 PM
0
0
Sun, 07 Feb  03 PM
0
0
Sun, 07 Feb  04 PM
0
0
Sun, 07 Feb  05 PM
0
0
Sun, 07 Feb  06 PM
0
0
Sun, 07 Feb  07 PM
0
0
Sun, 07 Feb  08 PM
0
0
Sun, 07 Feb  09 PM
0
0
Sun, 07 Feb  10 PM
0
0
Sun, 07 Feb  11 PM
0
0
Mon, 08 Feb  12 AM
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