Air Quality Forecast Guidance for Sahalee, WA

Displayed below are NOAA-EPA Air Quality Forecast Guidance values for
latitude: 47.69 N, longitude: 122.03 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 06/17, 4Z)
38
35
*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, 16 Jun  05 PM
38
32
Wed, 16 Jun  06 PM
38
34
Wed, 16 Jun  07 PM
34
35
Wed, 16 Jun  08 PM
30
35
Wed, 16 Jun  09 PM
24
34
Wed, 16 Jun  10 PM
19
32
Wed, 16 Jun  11 PM
13
29
Thu, 17 Jun  12 AM
11
26
Thu, 17 Jun  01 AM
10
22
Thu, 17 Jun  02 AM
9
19
Thu, 17 Jun  03 AM
9
16
Thu, 17 Jun  04 AM
9
13
Thu, 17 Jun  05 AM
12
11
Thu, 17 Jun  06 AM
12
11
Thu, 17 Jun  07 AM
10
10
Thu, 17 Jun  08 AM
11
10
Thu, 17 Jun  09 AM
16
11
Thu, 17 Jun  10 AM
22
13
Thu, 17 Jun  11 AM
28
15
Thu, 17 Jun  12 PM
34
18
Thu, 17 Jun  01 PM
37
21
Thu, 17 Jun  02 PM
38
24
Thu, 17 Jun  03 PM
38
28
Thu, 17 Jun  04 PM
37
31
Thu, 17 Jun   05 PM
36
34
Thu, 17 Jun   06 PM
33
35
Thu, 17 Jun   07 PM
30
35
Thu, 17 Jun   08 PM
26
34
Thu, 17 Jun   09 PM
20
32
Thu, 17 Jun   10 PM
19
30
Thu, 17 Jun   11 PM
13
27
Fri, 18 Jun   12 AM
12
24
Fri, 18 Jun   01 AM
10
20
Fri, 18 Jun   02 AM
7
17
Fri, 18 Jun   03 AM
8
14
Fri, 18 Jun   04 AM
6
12
Fri, 18 Jun   05 AM
7
10
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, 16 Jun  05 PM
0
0
Wed, 16 Jun  06 PM
0
0
Wed, 16 Jun  07 PM
0
0
Wed, 16 Jun  08 PM
0
0
Wed, 16 Jun  09 PM
0
0
Wed, 16 Jun  10 PM
0
0
Wed, 16 Jun  11 PM
0
0
Thu, 17 Jun  12 AM
0
0
Thu, 17 Jun  01 AM
0
0
Thu, 17 Jun  02 AM
0
0
Thu, 17 Jun  03 AM
0
0
Thu, 17 Jun  04 AM
0
0
Thu, 17 Jun  05 AM
0
0
Thu, 17 Jun  06 AM
0
0
Thu, 17 Jun  07 AM
0
0
Thu, 17 Jun  08 AM
0
0
Thu, 17 Jun  09 AM
0
0
Thu, 17 Jun  10 AM
0
0
Thu, 17 Jun  11 AM
0
0
Thu, 17 Jun  12 PM
0
0
Thu, 17 Jun  01 PM
0
0
Thu, 17 Jun  02 PM
0
0
Thu, 17 Jun  03 PM
0
0
Thu, 17 Jun  04 PM
0
0
Thu, 17 Jun  05 PM
0
0
Thu, 17 Jun  06 PM
0
0
Thu, 17 Jun  07 PM
0
0
Thu, 17 Jun  08 PM
0
0
Thu, 17 Jun  09 PM
0
0
Thu, 17 Jun  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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