Air Quality Forecast Guidance for Tukwila, WA

Displayed below are NOAA-EPA Air Quality Forecast Guidance values for
latitude: 47.47 N, longitude: 122.25 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 10/22, 4Z)
38
32
*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
Thu, 21 Oct  02 PM
34
20
Thu, 21 Oct  03 PM
38
24
Thu, 21 Oct  04 PM
36
28
Thu, 21 Oct   05 PM
29
30
Thu, 21 Oct   06 PM
20
31
Thu, 21 Oct   07 PM
22
31
Thu, 21 Oct   08 PM
14
29
Thu, 21 Oct   09 PM
11
26
Thu, 21 Oct   10 PM
14
23
Thu, 21 Oct   11 PM
18
20
Fri, 22 Oct   12 AM
20
18
Fri, 22 Oct   01 AM
23
18
Fri, 22 Oct   02 AM
26
18
Fri, 22 Oct   03 AM
26
19
Fri, 22 Oct   04 AM
26
20
Fri, 22 Oct   05 AM
27
22
Fri, 22 Oct   06 AM
28
24
Fri, 22 Oct   07 AM
25
25
Fri, 22 Oct   08 AM
18
25
Fri, 22 Oct   09 AM
17
24
Fri, 22 Oct   10 AM
20
23
Fri, 22 Oct   11 AM
23
23
Fri, 22 Oct   12 PM
28
23
Fri, 22 Oct   01 PM
32
24
Fri, 22 Oct   02 PM
29
24
Fri, 22 Oct   03 PM
30
25
Fri, 22 Oct   04 PM
29
26
Fri, 22 Oct   05 PM
29
28
Fri, 22 Oct   06 PM
29
29
Fri, 22 Oct   07 PM
30
30
Fri, 22 Oct   08 PM
28
30
Fri, 22 Oct   09 PM
26
29
Fri, 22 Oct   10 PM
27
29
Fri, 22 Oct   11 PM
28
28
Sat, 23 Oct   12 AM
26
28
Sat, 23 Oct   01 AM
26
28
Sat, 23 Oct   02 AM
26
27
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, 21 Oct  02 PM
1
2
Thu, 21 Oct  03 PM
1
1
Thu, 21 Oct  04 PM
2
1
Thu, 21 Oct  05 PM
2
2
Thu, 21 Oct  06 PM
1
2
Thu, 21 Oct  07 PM
3
2
Thu, 21 Oct  08 PM
1
2
Thu, 21 Oct  09 PM
1
2
Thu, 21 Oct  10 PM
1
7
Thu, 21 Oct  11 PM
0
9
Fri, 22 Oct  12 AM
2
3
Fri, 22 Oct  01 AM
1
1
Fri, 22 Oct  02 AM
2
0
Fri, 22 Oct  03 AM
3
0
Fri, 22 Oct  04 AM
2
0
Fri, 22 Oct  05 AM
0
0
Fri, 22 Oct  06 AM
0
1
Fri, 22 Oct  07 AM
16
3
Fri, 22 Oct  08 AM
0
4
Fri, 22 Oct  09 AM
0
3
Fri, 22 Oct  10 AM
0
3
Fri, 22 Oct  11 AM
0
5
Fri, 22 Oct  12 PM
0
3
Fri, 22 Oct  01 PM
0
2
Fri, 22 Oct  02 PM
0
1
Fri, 22 Oct  03 PM
0
1
Fri, 22 Oct  04 PM
0
1
Fri, 22 Oct  05 PM
0
1
Fri, 22 Oct  06 PM
0
1
Fri, 22 Oct  07 PM
0
1
Fri, 22 Oct  08 PM
0
0
Fri, 22 Oct  09 PM
0
0
Fri, 22 Oct  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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