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 08/31, 4Z)
30
27
*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
Wed, 31 Aug  01 AM
18
20
Wed, 31 Aug  02 AM
18
20
Wed, 31 Aug  03 AM
18
19
Wed, 31 Aug  04 AM
16
18
Wed, 31 Aug  05 AM
15
17
Wed, 31 Aug  06 AM
13
17
Wed, 31 Aug  07 AM
12
16
Wed, 31 Aug  08 AM
12
15
Wed, 31 Aug  09 AM
12
15
Wed, 31 Aug  10 AM
14
14
Wed, 31 Aug  11 AM
18
14
Wed, 31 Aug  12 PM
24
15
Wed, 31 Aug  01 PM
28
17
Wed, 31 Aug  02 PM
30
19
Wed, 31 Aug  03 PM
30
21
Wed, 31 Aug  04 PM
29
23
Wed, 31 Aug   05 PM
30
25
Wed, 31 Aug   06 PM
31
28
Wed, 31 Aug   07 PM
30
29
Wed, 31 Aug   08 PM
26
29
Wed, 31 Aug   09 PM
24
29
Wed, 31 Aug   10 PM
22
28
Wed, 31 Aug   11 PM
23
27
Thu, 01 Sep   12 AM
24
26
Thu, 01 Sep   01 AM
24
25
Thu, 01 Sep   02 AM
23
24
Thu, 01 Sep   03 AM
23
24
Thu, 01 Sep   04 AM
25
23
Thu, 01 Sep   05 AM
25
24
Smoke
Ending Time
(Local Time)
1 Hour Surface Smoke (µg/m³)
06Z Model Run
1 Hour Column-Integrated
Smoke (µg/m³)

06Z Model Run
Wed, 31 Aug  01 AM
0
0
Wed, 31 Aug  02 AM
0
0
Wed, 31 Aug  03 AM
0
0
Wed, 31 Aug  04 AM
0
0
Wed, 31 Aug  05 AM
0
0
Wed, 31 Aug  06 AM
0
0
Wed, 31 Aug  07 AM
0
0
Wed, 31 Aug  08 AM
0
0
Wed, 31 Aug  09 AM
0
0
Wed, 31 Aug  10 AM
0
0
Wed, 31 Aug  11 AM
0
0
Wed, 31 Aug  12 PM
0
0
Wed, 31 Aug  01 PM
0
0
Wed, 31 Aug  02 PM
0
0
Wed, 31 Aug  03 PM
0
0
Wed, 31 Aug  04 PM
0
0
Wed, 31 Aug  05 PM
0
0
Wed, 31 Aug  06 PM
0
0
Wed, 31 Aug  07 PM
0
0
Wed, 31 Aug  08 PM
0
0
Wed, 31 Aug  09 PM
0
0
Wed, 31 Aug  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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