Air Quality Forecast Guidance for Medford, OR

Displayed below are NOAA-EPA Air Quality Forecast Guidance values for
latitude: 42.33 N, longitude: 122.87 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 04/20, 4Z)
50
47
*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
Sun, 19 Apr  05 PM
48
46
Sun, 19 Apr  06 PM
47
47
Sun, 19 Apr  07 PM
40
47
Sun, 19 Apr  08 PM
36
46
Sun, 19 Apr  09 PM
34
44
Sun, 19 Apr  10 PM
30
42
Sun, 19 Apr  11 PM
26
39
Mon, 20 Apr  12 AM
25
36
Mon, 20 Apr  01 AM
25
33
Mon, 20 Apr  02 AM
24
30
Mon, 20 Apr  03 AM
23
28
Mon, 20 Apr  04 AM
21
26
Mon, 20 Apr  05 AM
20
24
Mon, 20 Apr  06 AM
18
23
Mon, 20 Apr  07 AM
17
22
Mon, 20 Apr  08 AM
17
20
Mon, 20 Apr  09 AM
24
20
Mon, 20 Apr  10 AM
35
22
Mon, 20 Apr  11 AM
43
24
Mon, 20 Apr  12 PM
50
28
Mon, 20 Apr  01 PM
55
32
Mon, 20 Apr  02 PM
57
37
Mon, 20 Apr  03 PM
57
42
Mon, 20 Apr  04 PM
53
47
Mon, 20 Apr   05 PM
49
50
Mon, 20 Apr   06 PM
45
51
Mon, 20 Apr   07 PM
41
51
Mon, 20 Apr   08 PM
34
49
Mon, 20 Apr   09 PM
32
46
Mon, 20 Apr   10 PM
30
43
Mon, 20 Apr   11 PM
29
39
Tue, 21 Apr   12 AM
28
36
Tue, 21 Apr   01 AM
27
34
Tue, 21 Apr   02 AM
26
31
Tue, 21 Apr   03 AM
24
29
Tue, 21 Apr   04 AM
23
27
Tue, 21 Apr   05 AM
21
26
Smoke
Ending Time
(Local Time)
1 Hour Surface Smoke (µg/m³)
06Z Model Run
1 Hour Column-Integrated
Smoke (µg/m³)

06Z Model Run
Sun, 19 Apr  05 PM
0
0
Sun, 19 Apr  06 PM
0
0
Sun, 19 Apr  07 PM
0
0
Sun, 19 Apr  08 PM
0
0
Sun, 19 Apr  09 PM
0
0
Sun, 19 Apr  10 PM
0
0
Sun, 19 Apr  11 PM
0
0
Mon, 20 Apr  12 AM
0
0
Mon, 20 Apr  01 AM
0
0
Mon, 20 Apr  02 AM
0
0
Mon, 20 Apr  03 AM
0
0
Mon, 20 Apr  04 AM
0
0
Mon, 20 Apr  05 AM
0
0
Mon, 20 Apr  06 AM
0
0
Mon, 20 Apr  07 AM
0
0
Mon, 20 Apr  08 AM
0
0
Mon, 20 Apr  09 AM
0
0
Mon, 20 Apr  10 AM
0
0
Mon, 20 Apr  11 AM
0
0
Mon, 20 Apr  12 PM
0
0
Mon, 20 Apr  01 PM
0
0
Mon, 20 Apr  02 PM
0
0
Mon, 20 Apr  03 PM
0
0
Mon, 20 Apr  04 PM
0
0
Mon, 20 Apr  05 PM
0
0
Mon, 20 Apr  06 PM
0
0
Mon, 20 Apr  07 PM
0
0
Mon, 20 Apr  08 PM
0
0
Mon, 20 Apr  09 PM
0
0
Mon, 20 Apr  10 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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