Air Quality Forecast Guidance for Hillsboro, OR

Displayed below are NOAA-EPA Air Quality Forecast Guidance values for
latitude: 45.52 N, longitude: 122.99 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 02/13, 4Z)
34
33
*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, 12 Feb  12 PM
27
25
Fri, 12 Feb  01 PM
27
26
Fri, 12 Feb  02 PM
32
26
Fri, 12 Feb  03 PM
34
28
Fri, 12 Feb   04 PM
34
29
Fri, 12 Feb   05 PM
32
30
Fri, 12 Feb   06 PM
30
31
Fri, 12 Feb   07 PM
29
31
Fri, 12 Feb   08 PM
29
31
Fri, 12 Feb   09 PM
31
32
Fri, 12 Feb   10 PM
33
32
Fri, 12 Feb   11 PM
33
32
Sat, 13 Feb   12 AM
34
32
Sat, 13 Feb   01 AM
34
32
Sat, 13 Feb   02 AM
34
32
Sat, 13 Feb   03 AM
34
33
Sat, 13 Feb   04 AM
33
33
Sat, 13 Feb   05 AM
32
33
Sat, 13 Feb   06 AM
33
33
Sat, 13 Feb   07 AM
33
33
Sat, 13 Feb   08 AM
33
33
Sat, 13 Feb   09 AM
32
33
Sat, 13 Feb   10 AM
32
33
Sat, 13 Feb   11 AM
32
33
Sat, 13 Feb   12 PM
33
33
Sat, 13 Feb   01 PM
34
33
Sat, 13 Feb   02 PM
33
33
Sat, 13 Feb   03 PM
32
33
Sat, 13 Feb   04 PM
31
32
Sat, 13 Feb   05 PM
30
32
Sat, 13 Feb   06 PM
30
32
Sat, 13 Feb   07 PM
30
32
Sat, 13 Feb   08 PM
31
31
Sat, 13 Feb   09 PM
32
31
Sat, 13 Feb   10 PM
33
31
Sat, 13 Feb   11 PM
33
31
Sun, 14 Feb   12 AM
33
31
Sun, 14 Feb   01 AM
33
32
Sun, 14 Feb   02 AM
32
32
Sun, 14 Feb   03 AM
32
32
Sun, 14 Feb   04 AM
31
32
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, 12 Feb  10 AM
0
0
Fri, 12 Feb  11 AM
0
0
Fri, 12 Feb  12 PM
0
0
Fri, 12 Feb  01 PM
0
0
Fri, 12 Feb  02 PM
0
0
Fri, 12 Feb  03 PM
0
0
Fri, 12 Feb  04 PM
0
0
Fri, 12 Feb  05 PM
0
0
Fri, 12 Feb  06 PM
0
0
Fri, 12 Feb  07 PM
0
0
Fri, 12 Feb  08 PM
0
0
Fri, 12 Feb  09 PM
0
0
Fri, 12 Feb  10 PM
0
0
Fri, 12 Feb  11 PM
0
0
Sat, 13 Feb  12 AM
0
0
Sat, 13 Feb  01 AM
0
0
Sat, 13 Feb  02 AM
0
0
Sat, 13 Feb  03 AM
0
0
Sat, 13 Feb  04 AM
0
0
Sat, 13 Feb  05 AM
0
0
Sat, 13 Feb  06 AM
0
0
Sat, 13 Feb  07 AM
0
0
Sat, 13 Feb  08 AM
0
0
Sat, 13 Feb  09 AM
0
0
Sat, 13 Feb  10 AM
0
0
Sat, 13 Feb  11 AM
0
0
Sat, 13 Feb  12 PM
0
0
Sat, 13 Feb  01 PM
0
0
Sat, 13 Feb  02 PM
0
0
Sat, 13 Feb  03 PM
0
0
Sat, 13 Feb  04 PM
0
0
Sat, 13 Feb  05 PM
0
0
Sat, 13 Feb  06 PM
0
0
Sat, 13 Feb  07 PM
0
0
Sat, 13 Feb  08 PM
0
0
Sat, 13 Feb  09 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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