Air Quality Forecast Guidance for Issaquah, WA

Displayed below are NOAA-EPA Air Quality Forecast Guidance values for
latitude: 47.53 N, longitude: 122.00 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 10/03, 4Z)
63
51
*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
Sun, 02 Oct  06 PM
60
49
Sun, 02 Oct  07 PM
40
51
Sun, 02 Oct  08 PM
28
50
Sun, 02 Oct  09 PM
24
48
Sun, 02 Oct  10 PM
26
45
Sun, 02 Oct  11 PM
23
41
Mon, 03 Oct  12 AM
21
36
Mon, 03 Oct  01 AM
18
30
Mon, 03 Oct  02 AM
16
25
Mon, 03 Oct  03 AM
14
21
Mon, 03 Oct  04 AM
13
20
Mon, 03 Oct  05 AM
11
18
Mon, 03 Oct  06 AM
10
16
Mon, 03 Oct  07 AM
9
14
Mon, 03 Oct  08 AM
9
13
Mon, 03 Oct  09 AM
9
12
Mon, 03 Oct  10 AM
21
12
Mon, 03 Oct  11 AM
36
15
Mon, 03 Oct  12 PM
45
19
Mon, 03 Oct  01 PM
53
24
Mon, 03 Oct  02 PM
59
30
Mon, 03 Oct  03 PM
64
37
Mon, 03 Oct  04 PM
65
44
Mon, 03 Oct   05 PM
64
51
Mon, 03 Oct   06 PM
59
56
Mon, 03 Oct   07 PM
41
56
Mon, 03 Oct   08 PM
28
54
Mon, 03 Oct   09 PM
22
50
Mon, 03 Oct   10 PM
24
46
Mon, 03 Oct   11 PM
22
41
Tue, 04 Oct   12 AM
21
35
Tue, 04 Oct   01 AM
19
30
Tue, 04 Oct   02 AM
17
24
Smoke
Ending Time
(Local Time)
1 Hour Surface Smoke (µg/m³)
06Z Model Run
1 Hour Column-Integrated
Smoke (µg/m³)

06Z Model Run
Sun, 02 Oct  06 PM
0
0
Sun, 02 Oct  07 PM
0
0
Sun, 02 Oct  08 PM
0
0
Sun, 02 Oct  09 PM
0
0
Sun, 02 Oct  10 PM
0
0
Sun, 02 Oct  11 PM
0
0
Mon, 03 Oct  12 AM
0
0
Mon, 03 Oct  01 AM
0
0
Mon, 03 Oct  02 AM
0
0
Mon, 03 Oct  03 AM
0
0
Mon, 03 Oct  04 AM
0
0
Mon, 03 Oct  05 AM
0
0
Mon, 03 Oct  06 AM
0
0
Mon, 03 Oct  07 AM
0
0
Mon, 03 Oct  08 AM
0
0
Mon, 03 Oct  09 AM
0
0
Mon, 03 Oct  10 AM
0
0
Mon, 03 Oct  11 AM
0
0
Mon, 03 Oct  12 PM
0
0
Mon, 03 Oct  01 PM
0
0
Mon, 03 Oct  02 PM
0
0
Mon, 03 Oct  03 PM
0
0
Mon, 03 Oct  04 PM
0
0
Mon, 03 Oct  05 PM
0
0
Mon, 03 Oct  06 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