Air Quality Forecast Guidance for Friday Harbor, WA

Displayed below are NOAA-EPA Air Quality Forecast Guidance values for
latitude: 48.45 N, longitude: 122.96 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 10/16, 4Z)
22
23
*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
Fri, 15 Oct  12 PM
12
13
Fri, 15 Oct  01 PM
12
12
Fri, 15 Oct  02 PM
16
12
Fri, 15 Oct  03 PM
17
13
Fri, 15 Oct  04 PM
17
13
Fri, 15 Oct   05 PM
17
14
Fri, 15 Oct   06 PM
18
15
Fri, 15 Oct   07 PM
19
16
Fri, 15 Oct   08 PM
22
17
Fri, 15 Oct   09 PM
21
18
Fri, 15 Oct   10 PM
19
19
Fri, 15 Oct   11 PM
20
19
Sat, 16 Oct   12 AM
22
20
Sat, 16 Oct   01 AM
23
20
Sat, 16 Oct   02 AM
24
21
Sat, 16 Oct   03 AM
25
22
Sat, 16 Oct   04 AM
27
23
Sat, 16 Oct   05 AM
23
23
Sat, 16 Oct   06 AM
21
23
Sat, 16 Oct   07 AM
21
23
Sat, 16 Oct   08 AM
19
23
Sat, 16 Oct   09 AM
16
22
Sat, 16 Oct   10 AM
15
21
Sat, 16 Oct   11 AM
18
20
Sat, 16 Oct   12 PM
20
19
Sat, 16 Oct   01 PM
22
19
Sat, 16 Oct   02 PM
24
19
Sat, 16 Oct   03 PM
25
20
Sat, 16 Oct   04 PM
26
21
Sat, 16 Oct   05 PM
25
22
Sat, 16 Oct   06 PM
22
23
Sat, 16 Oct   07 PM
22
23
Sat, 16 Oct   08 PM
19
23
Sat, 16 Oct   09 PM
15
22
Sat, 16 Oct   10 PM
10
20
Sat, 16 Oct   11 PM
8
18
Sun, 17 Oct   12 AM
11
16
Sun, 17 Oct   01 AM
15
15
Sun, 17 Oct   02 AM
14
14
Smoke
Ending Time
(Local Time)
1 Hour Surface Smoke (µg/m³)
06Z Model Run
1 Hour Column-Integrated
Smoke (µg/m³)

06Z Model Run
Fri, 15 Oct  12 PM
10
1
Fri, 15 Oct  01 PM
9
1
Fri, 15 Oct  02 PM
13
1
Fri, 15 Oct  03 PM
0
1
Fri, 15 Oct  04 PM
0
0
Fri, 15 Oct  05 PM
1
0
Fri, 15 Oct  06 PM
0
0
Fri, 15 Oct  07 PM
0
0
Fri, 15 Oct  08 PM
0
0
Fri, 15 Oct  09 PM
0
0
Fri, 15 Oct  10 PM
0
0
Fri, 15 Oct  11 PM
0
0
Sat, 16 Oct  12 AM
0
0
Sat, 16 Oct  01 AM
0
0
Sat, 16 Oct  02 AM
0
0
Sat, 16 Oct  03 AM
0
0
Sat, 16 Oct  04 AM
0
0
Sat, 16 Oct  05 AM
0
0
Sat, 16 Oct  06 AM
0
0
Sat, 16 Oct  07 AM
3
0
Sat, 16 Oct  08 AM
5
1
Sat, 16 Oct  09 AM
10
1
Sat, 16 Oct  10 AM
15
1
Sat, 16 Oct  11 AM
6
1
Sat, 16 Oct  12 PM
0
1
Sat, 16 Oct  01 PM
0
1
Sat, 16 Oct  02 PM
12
1
Sat, 16 Oct  03 PM
10
1
Sat, 16 Oct  04 PM
10
1
Sat, 16 Oct  05 PM
0
1
Sat, 16 Oct  06 PM
9
1
Sat, 16 Oct  07 PM
8
1
Sat, 16 Oct  08 PM
0
0
Sat, 16 Oct  09 PM
2
0
Sat, 16 Oct  10 PM
5
0

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


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