Air Quality Forecast Guidance for Polk City, IA

Displayed below are NOAA-EPA Air Quality Forecast Guidance values for
latitude: 41.77 N, longitude: 93.72 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 02/26, 4Z)
35
30
*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, 25 Feb  09 PM
21
29
Sun, 25 Feb  10 PM
16
27
Sun, 25 Feb  11 PM
13
25
Mon, 26 Feb  12 AM
15
22
Mon, 26 Feb  01 AM
14
20
Mon, 26 Feb  02 AM
10
17
Mon, 26 Feb  03 AM
9
15
Mon, 26 Feb  04 AM
11
14
Mon, 26 Feb  05 AM
12
13
Mon, 26 Feb  06 AM
8
12
Mon, 26 Feb  07 AM
8
11
Mon, 26 Feb  08 AM
5
10
Mon, 26 Feb  09 AM
12
9
Mon, 26 Feb  10 AM
23
11
Mon, 26 Feb  11 AM
30
14
Mon, 26 Feb  12 PM
35
17
Mon, 26 Feb  01 PM
41
20
Mon, 26 Feb  02 PM
45
25
Mon, 26 Feb  03 PM
48
30
Mon, 26 Feb  04 PM
49
35
Mon, 26 Feb  05 PM
48
40
Mon, 26 Feb   06 PM
46
43
Mon, 26 Feb   07 PM
36
44
Mon, 26 Feb   08 PM
28
43
Mon, 26 Feb   09 PM
31
41
Mon, 26 Feb   10 PM
28
39
Mon, 26 Feb   11 PM
29
37
Tue, 27 Feb   12 AM
31
35
Tue, 27 Feb   01 AM
29
32
Tue, 27 Feb   02 AM
23
29
Tue, 27 Feb   03 AM
19
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
Sun, 25 Feb  09 PM
0
0
Sun, 25 Feb  10 PM
0
0
Sun, 25 Feb  11 PM
0
0
Mon, 26 Feb  12 AM
0
0
Mon, 26 Feb  01 AM
0
0
Mon, 26 Feb  02 AM
0
0
Mon, 26 Feb  03 AM
0
0
Mon, 26 Feb  04 AM
0
0
Mon, 26 Feb  05 AM
0
0
Mon, 26 Feb  06 AM
0
0
Mon, 26 Feb  07 AM
0
0
Mon, 26 Feb  08 AM
0
0
Mon, 26 Feb  09 AM
0
0
Mon, 26 Feb  10 AM
0
0
Mon, 26 Feb  11 AM
0
0
Mon, 26 Feb  12 PM
0
0
Mon, 26 Feb  01 PM
0
0
Mon, 26 Feb  02 PM
0
0
Mon, 26 Feb  03 PM
0
0
Mon, 26 Feb  04 PM
0
0
Mon, 26 Feb  05 PM
0
0
Mon, 26 Feb  06 PM
0
0
Mon, 26 Feb  07 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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