Air Quality Forecast Guidance for Mirrormont, WA

Displayed below are NOAA-EPA Air Quality Forecast Guidance values for
latitude: 47.47 N, longitude: 121.94 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)
35
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
35
28
Thu, 21 Oct  03 PM
35
30
Thu, 21 Oct  04 PM
34
31
Thu, 21 Oct   05 PM
32
31
Thu, 21 Oct   06 PM
30
32
Thu, 21 Oct   07 PM
27
32
Thu, 21 Oct   08 PM
22
31
Thu, 21 Oct   09 PM
17
29
Thu, 21 Oct   10 PM
14
26
Thu, 21 Oct   11 PM
12
24
Fri, 22 Oct   12 AM
11
21
Fri, 22 Oct   01 AM
13
18
Fri, 22 Oct   02 AM
15
16
Fri, 22 Oct   03 AM
14
15
Fri, 22 Oct   04 AM
13
14
Fri, 22 Oct   05 AM
10
13
Fri, 22 Oct   06 AM
9
12
Fri, 22 Oct   07 AM
12
12
Fri, 22 Oct   08 AM
14
12
Fri, 22 Oct   09 AM
11
12
Fri, 22 Oct   10 AM
10
11
Fri, 22 Oct   11 AM
19
12
Fri, 22 Oct   12 PM
28
14
Fri, 22 Oct   01 PM
29
16
Fri, 22 Oct   02 PM
27
19
Fri, 22 Oct   03 PM
22
20
Fri, 22 Oct   04 PM
22
21
Fri, 22 Oct   05 PM
21
22
Fri, 22 Oct   06 PM
23
24
Fri, 22 Oct   07 PM
26
25
Fri, 22 Oct   08 PM
25
25
Fri, 22 Oct   09 PM
22
24
Fri, 22 Oct   10 PM
20
23
Fri, 22 Oct   11 PM
20
23
Sat, 23 Oct   12 AM
20
22
Sat, 23 Oct   01 AM
19
22
Sat, 23 Oct   02 AM
18
21
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
0
2
Thu, 21 Oct  03 PM
0
1
Thu, 21 Oct  04 PM
0
1
Thu, 21 Oct  05 PM
0
1
Thu, 21 Oct  06 PM
0
1
Thu, 21 Oct  07 PM
0
1
Thu, 21 Oct  08 PM
5
2
Thu, 21 Oct  09 PM
6
2
Thu, 21 Oct  10 PM
5
1
Thu, 21 Oct  11 PM
10
3
Fri, 22 Oct  12 AM
6
6
Fri, 22 Oct  01 AM
9
5
Fri, 22 Oct  02 AM
5
1
Fri, 22 Oct  03 AM
0
0
Fri, 22 Oct  04 AM
0
0
Fri, 22 Oct  05 AM
0
0
Fri, 22 Oct  06 AM
0
0
Fri, 22 Oct  07 AM
0
0
Fri, 22 Oct  08 AM
0
2
Fri, 22 Oct  09 AM
0
2
Fri, 22 Oct  10 AM
0
1
Fri, 22 Oct  11 AM
0
3
Fri, 22 Oct  12 PM
0
3
Fri, 22 Oct  01 PM
0
4
Fri, 22 Oct  02 PM
0
3
Fri, 22 Oct  03 PM
0
1
Fri, 22 Oct  04 PM
0
1
Fri, 22 Oct  05 PM
0
0
Fri, 22 Oct  06 PM
0
1
Fri, 22 Oct  07 PM
3
1
Fri, 22 Oct  08 PM
7
1
Fri, 22 Oct  09 PM
6
2
Fri, 22 Oct  10 PM
7
1

National Weather Service Air Quality Program Page
Environmental Protection Agency AirNow Forecast Page
Graphical Air Quality Forecast Guidance
FAQ


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