Skip Navigation Links weather.gov 
NOAA logo-Select to go to the NOAA homepage
National Oceanic and Atmospheric Administration's   
  Select to go to the NWS homepage
National Weather Service   
   

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 03/05, 4Z)
34
30
*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, 04 Mar  08 PM
22
29
Wed, 04 Mar  09 PM
22
27
Wed, 04 Mar  10 PM
22
26
Wed, 04 Mar  11 PM
22
25
Thu, 05 Mar  12 AM
22
23
Thu, 05 Mar  01 AM
21
22
Thu, 05 Mar  02 AM
20
22
Thu, 05 Mar  03 AM
19
21
Thu, 05 Mar  04 AM
18
20
Thu, 05 Mar  05 AM
16
20
Thu, 05 Mar  06 AM
13
19
Thu, 05 Mar  07 AM
11
17
Thu, 05 Mar  08 AM
12
16
Thu, 05 Mar  09 AM
12
15
Thu, 05 Mar  10 AM
16
14
Thu, 05 Mar  11 AM
21
15
Thu, 05 Mar  12 PM
26
16
Thu, 05 Mar  01 PM
28
17
Thu, 05 Mar  02 PM
31
20
Thu, 05 Mar  03 PM
31
22
Thu, 05 Mar   04 PM
31
25
Thu, 05 Mar   05 PM
24
26
Thu, 05 Mar   06 PM
14
26
Thu, 05 Mar   07 PM
5
24
Thu, 05 Mar   08 PM
0
20
Thu, 05 Mar   09 PM
0
17
Thu, 05 Mar   10 PM
0
13
Thu, 05 Mar   11 PM
0
9
Fri, 06 Mar   12 AM
0
5
Fri, 06 Mar   01 AM
0
2
Fri, 06 Mar   02 AM
0
Fri, 06 Mar   03 AM
0
Fri, 06 Mar   04 AM
0
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, 04 Mar  08 PM
0
0
Wed, 04 Mar  09 PM
0
0
Wed, 04 Mar  10 PM
0
0
Wed, 04 Mar  11 PM
0
0
Thu, 05 Mar  12 AM
0
0
Thu, 05 Mar  01 AM
0
0
Thu, 05 Mar  02 AM
0
0
Thu, 05 Mar  03 AM
0
0
Thu, 05 Mar  04 AM
0
0
Thu, 05 Mar  05 AM
0
0
Thu, 05 Mar  06 AM
0
0
Thu, 05 Mar  07 AM
0
0
Thu, 05 Mar  08 AM
0
0
Thu, 05 Mar  09 AM
0
0
Thu, 05 Mar  10 AM
0
0
Thu, 05 Mar  11 AM
0
0
Thu, 05 Mar  12 PM
0
0
Thu, 05 Mar  01 PM
0
0
Thu, 05 Mar  02 PM
0
0
Thu, 05 Mar  03 PM
0
0
Thu, 05 Mar  04 PM
0
0
Thu, 05 Mar  05 PM
0
0
Thu, 05 Mar  06 PM
0
0
Thu, 05 Mar  07 PM
0
0
Thu, 05 Mar  08 PM
0
0
Thu, 05 Mar  09 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