Air Quality Forecast Guidance for Sigma, MI

Displayed below are NOAA-EPA Air Quality Forecast Guidance values for
latitude: 44.69 N, longitude: 85.09 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)
33
32
*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  03 PM
32
31
Sat, 06 Feb  04 PM
31
32
Sat, 06 Feb  05 PM
30
32
Sat, 06 Feb  06 PM
29
32
Sat, 06 Feb   07 PM
28
31
Sat, 06 Feb   08 PM
28
30
Sat, 06 Feb   09 PM
27
30
Sat, 06 Feb   10 PM
26
29
Sat, 06 Feb   11 PM
26
28
Sun, 07 Feb   12 AM
26
28
Sun, 07 Feb   01 AM
26
27
Sun, 07 Feb   02 AM
29
27
Sun, 07 Feb   03 AM
30
27
Sun, 07 Feb   04 AM
31
28
Sun, 07 Feb   05 AM
31
28
Sun, 07 Feb   06 AM
30
28
Sun, 07 Feb   07 AM
28
29
Sun, 07 Feb   08 AM
24
28
Sun, 07 Feb   09 AM
20
28
Sun, 07 Feb   10 AM
21
27
Sun, 07 Feb   11 AM
23
26
Sun, 07 Feb   12 PM
23
25
Sun, 07 Feb   01 PM
24
24
Sun, 07 Feb   02 PM
25
24
Sun, 07 Feb   03 PM
25
23
Sun, 07 Feb   04 PM
25
23
Sun, 07 Feb   05 PM
25
24
Sun, 07 Feb   06 PM
26
25
Sun, 07 Feb   07 PM
27
25
Sun, 07 Feb   08 PM
27
26
Sun, 07 Feb   09 PM
28
26
Sun, 07 Feb   10 PM
28
26
Sun, 07 Feb   11 PM
28
27
Mon, 08 Feb   12 AM
28
27
Mon, 08 Feb   01 AM
28
27
Mon, 08 Feb   02 AM
28
28
Mon, 08 Feb   03 AM
27
28
Mon, 08 Feb   04 AM
27
28
Mon, 08 Feb   05 AM
27
27
Mon, 08 Feb   06 AM
26
27
Mon, 08 Feb   07 AM
26
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, 06 Feb  01 PM
0
0
Sat, 06 Feb  02 PM
0
0
Sat, 06 Feb  03 PM
0
0
Sat, 06 Feb  04 PM
0
0
Sat, 06 Feb  05 PM
0
0
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