Air Quality Forecast Guidance for Northfield, MN

Displayed below are NOAA-EPA Air Quality Forecast Guidance values for
latitude: 44.45 N, longitude: 93.17 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 06/10, 4Z)
62
59
*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, 09 Jun  12 PM
48
29
Fri, 09 Jun  01 PM
53
33
Fri, 09 Jun  02 PM
56
38
Fri, 09 Jun  03 PM
57
43
Fri, 09 Jun  04 PM
61
48
Fri, 09 Jun  05 PM
62
53
Fri, 09 Jun  06 PM
62
56
Fri, 09 Jun   07 PM
62
58
Fri, 09 Jun   08 PM
58
59
Fri, 09 Jun   09 PM
50
58
Fri, 09 Jun   10 PM
46
57
Fri, 09 Jun   11 PM
40
55
Sat, 10 Jun   12 AM
27
51
Sat, 10 Jun   01 AM
24
46
Sat, 10 Jun   02 AM
24
41
Sat, 10 Jun   03 AM
20
36
Sat, 10 Jun   04 AM
21
31
Sat, 10 Jun   05 AM
27
29
Sat, 10 Jun   06 AM
23
26
Sat, 10 Jun   07 AM
21
23
Sat, 10 Jun   08 AM
21
22
Sat, 10 Jun   09 AM
25
23
Sat, 10 Jun   10 AM
30
23
Sat, 10 Jun   11 AM
39
26
Sat, 10 Jun   12 PM
50
29
Sat, 10 Jun   01 PM
56
33
Sat, 10 Jun   02 PM
54
37
Sat, 10 Jun   03 PM
52
41
Sat, 10 Jun   04 PM
58
46
Sat, 10 Jun   05 PM
59
50
Sat, 10 Jun   06 PM
57
53
Sat, 10 Jun   07 PM
55
55
Sat, 10 Jun   08 PM
57
56
Sat, 10 Jun   09 PM
51
55
Sat, 10 Jun   10 PM
41
54
Sat, 10 Jun   11 PM
32
51
Sun, 11 Jun   12 AM
25
47
Sun, 11 Jun   01 AM
25
43
Sun, 11 Jun   02 AM
27
39
Sun, 11 Jun   03 AM
22
35
Sun, 11 Jun   04 AM
21
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
Fri, 09 Jun  12 PM
0
0
Fri, 09 Jun  01 PM
0
0
Fri, 09 Jun  02 PM
0
0
Fri, 09 Jun  03 PM
0
0
Fri, 09 Jun  04 PM
0
0
Fri, 09 Jun  05 PM
0
0
Fri, 09 Jun  06 PM
0
0
Fri, 09 Jun  07 PM
0
0
Fri, 09 Jun  08 PM
0
0
Fri, 09 Jun  09 PM
0
0
Fri, 09 Jun  10 PM
0
0
Fri, 09 Jun  11 PM
0
0
Sat, 10 Jun  12 AM
0
0
Sat, 10 Jun  01 AM
0
0
Sat, 10 Jun  02 AM
0
0
Sat, 10 Jun  03 AM
0
0
Sat, 10 Jun  04 AM
0
0
Sat, 10 Jun  05 AM
0
0
Sat, 10 Jun  06 AM
0
0
Sat, 10 Jun  07 AM
0
0
Sat, 10 Jun  08 AM
0
0
Sat, 10 Jun  09 AM
0
0
Sat, 10 Jun  10 AM
0
0
Sat, 10 Jun  11 AM
0
0
Sat, 10 Jun  12 PM
0
0
Sat, 10 Jun  01 PM
0
0
Sat, 10 Jun  02 PM
0
0
Sat, 10 Jun  03 PM
0
0
Sat, 10 Jun  04 PM
0
0
Sat, 10 Jun  05 PM
0
0
Sat, 10 Jun  06 PM
0
0
Sat, 10 Jun  07 PM
0
0
Sat, 10 Jun  08 PM
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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