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 07/03, 4Z)
58
56
*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)

6Z Model Run
8 Hour Average Ozone
Concentration (PPB)

6Z Model Run
Thu, 02 Jul  09 AM
38
31
Thu, 02 Jul  10 AM
45
34
Thu, 02 Jul  11 AM
53
36
Thu, 02 Jul  12 PM
57
40
Thu, 02 Jul  01 PM
58
43
Thu, 02 Jul  02 PM
58
46
Thu, 02 Jul  03 PM
56
50
Thu, 02 Jul  04 PM
55
52
Thu, 02 Jul   05 PM
54
55
Thu, 02 Jul   06 PM
53
56
Thu, 02 Jul   07 PM
48
55
Thu, 02 Jul   08 PM
36
52
Thu, 02 Jul   09 PM
26
48
Thu, 02 Jul   10 PM
24
44
Thu, 02 Jul   11 PM
24
40
Fri, 03 Jul   12 AM
26
36
Fri, 03 Jul   01 AM
27
33
Fri, 03 Jul   02 AM
26
30
Fri, 03 Jul   03 AM
25
27
Fri, 03 Jul   04 AM
24
25
Fri, 03 Jul   05 AM
23
25
Fri, 03 Jul   06 AM
22
25
Fri, 03 Jul   07 AM
22
24
Fri, 03 Jul   08 AM
23
24
Fri, 03 Jul   09 AM
28
24
Fri, 03 Jul   10 AM
34
25
Fri, 03 Jul   11 AM
38
27
Fri, 03 Jul   12 PM
39
29
Fri, 03 Jul   01 PM
39
31
Fri, 03 Jul   02 PM
40
33
Fri, 03 Jul   03 PM
41
35
Fri, 03 Jul   04 PM
40
37
Fri, 03 Jul   05 PM
38
39
Fri, 03 Jul   06 PM
33
38
Fri, 03 Jul   07 PM
26
37
Fri, 03 Jul   08 PM
21
35
Fri, 03 Jul   09 PM
18
32
Fri, 03 Jul   10 PM
18
29
Fri, 03 Jul   11 PM
17
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
Thu, 02 Jul  09 AM
0
0
Thu, 02 Jul  10 AM
0
0
Thu, 02 Jul  11 AM
0
0
Thu, 02 Jul  12 PM
0
0
Thu, 02 Jul  01 PM
0
0
Thu, 02 Jul  02 PM
0
0
Thu, 02 Jul  03 PM
0
0
Thu, 02 Jul  04 PM
0
0
Thu, 02 Jul  05 PM
0
0
Thu, 02 Jul  06 PM
0
0
Thu, 02 Jul  07 PM
0
0
Thu, 02 Jul  08 PM
0
0
Thu, 02 Jul  09 PM
0
0
Thu, 02 Jul  10 PM
0
0
Thu, 02 Jul  11 PM
0
0
Fri, 03 Jul  12 AM
0
0
Fri, 03 Jul  01 AM
0
0
Fri, 03 Jul  02 AM
0
0
Fri, 03 Jul  03 AM
0
0
Fri, 03 Jul  04 AM
0
0
Fri, 03 Jul  05 AM
0
0
Fri, 03 Jul  06 AM
0
0
Fri, 03 Jul  07 AM
0
0
Fri, 03 Jul  08 AM
0
0
Fri, 03 Jul  09 AM
0
0
Fri, 03 Jul  10 AM
0
0
Fri, 03 Jul  11 AM
0
0
Fri, 03 Jul  12 PM
0
0
Fri, 03 Jul  01 PM
0
0
Fri, 03 Jul  02 PM
0
0
Fri, 03 Jul  03 PM
0
0
Fri, 03 Jul  04 PM
0
0
Fri, 03 Jul  05 PM
0
0
Fri, 03 Jul  06 PM
0
0
Fri, 03 Jul  07 PM
0
0
Fri, 03 Jul  08 PM
0
0
Fri, 03 Jul  09 PM
0
0
Fri, 03 Jul  10 PM
0
0

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