Air Quality Forecast Guidance for Butterfly Lake, MN

Displayed below are NOAA-EPA Air Quality Forecast Guidance values for
latitude: 47.70 N, longitude: 91.41 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 07/22, 4Z)
31
28
*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
Fri, 21 Jul  05 PM
28
28
Fri, 21 Jul  06 PM
27
28
Fri, 21 Jul   07 PM
25
28
Fri, 21 Jul   08 PM
22
27
Fri, 21 Jul   09 PM
19
25
Fri, 21 Jul   10 PM
20
24
Fri, 21 Jul   11 PM
21
23
Sat, 22 Jul   12 AM
20
23
Sat, 22 Jul   01 AM
21
22
Sat, 22 Jul   02 AM
22
21
Sat, 22 Jul   03 AM
23
21
Sat, 22 Jul   04 AM
23
21
Sat, 22 Jul   05 AM
24
22
Sat, 22 Jul   06 AM
23
22
Sat, 22 Jul   07 AM
23
22
Sat, 22 Jul   08 AM
23
23
Sat, 22 Jul   09 AM
22
23
Sat, 22 Jul   10 AM
21
23
Sat, 22 Jul   11 AM
23
23
Sat, 22 Jul   12 PM
24
23
Sat, 22 Jul   01 PM
26
23
Sat, 22 Jul   02 PM
29
24
Sat, 22 Jul   03 PM
29
25
Sat, 22 Jul   04 PM
28
25
Sat, 22 Jul   05 PM
27
26
Sat, 22 Jul   06 PM
28
27
Sat, 22 Jul   07 PM
27
27
Sat, 22 Jul   08 PM
25
27
Sat, 22 Jul   09 PM
24
27
Sat, 22 Jul   10 PM
27
27
Sat, 22 Jul   11 PM
29
27
Sun, 23 Jul   12 AM
28
27
Sun, 23 Jul   01 AM
26
27
Sun, 23 Jul   02 AM
24
26
Sun, 23 Jul   03 AM
23
26
Sun, 23 Jul   04 AM
23
25
Sun, 23 Jul   05 AM
25
25
Sun, 23 Jul   06 AM
27
25
Sun, 23 Jul   07 AM
27
25
Smoke
Ending Time
(Local Time)
1 Hour Surface Smoke (µg/m³)
06Z Model Run
1 Hour Column-Integrated
Smoke (µg/m³)

06Z Model Run
Fri, 21 Jul  05 PM
0
2
Fri, 21 Jul  06 PM
0
1
Fri, 21 Jul  07 PM
0
3
Fri, 21 Jul  08 PM
0
3
Fri, 21 Jul  09 PM
0
1
Fri, 21 Jul  10 PM
0
2
Fri, 21 Jul  11 PM
0
2
Sat, 22 Jul  12 AM
0
3
Sat, 22 Jul  01 AM
0
3
Sat, 22 Jul  02 AM
0
1
Sat, 22 Jul  03 AM
0
2
Sat, 22 Jul  04 AM
0
2
Sat, 22 Jul  05 AM
0
2
Sat, 22 Jul  06 AM
0
3
Sat, 22 Jul  07 AM
0
8
Sat, 22 Jul  08 AM
0
6
Sat, 22 Jul  09 AM
0
8
Sat, 22 Jul  10 AM
0
5
Sat, 22 Jul  11 AM
0
2
Sat, 22 Jul  12 PM
0
3
Sat, 22 Jul  01 PM
0
1
Sat, 22 Jul  02 PM
0
3
Sat, 22 Jul  03 PM
0
4
Sat, 22 Jul  04 PM
0
5
Sat, 22 Jul  05 PM
0
3
Sat, 22 Jul  06 PM
0
2
Sat, 22 Jul  07 PM
0
3
Sat, 22 Jul  08 PM
0
5
Sat, 22 Jul  09 PM
0
11
Sat, 22 Jul  10 PM
0
18
Sat, 22 Jul  11 PM
0
23
Sun, 23 Jul  12 AM
0
18

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