Air Quality Forecast Guidance for Ridgely, MD

Displayed below are NOAA-EPA Air Quality Forecast Guidance values for
latitude: 38.98 N, longitude: 75.93 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 09/22, 4Z)
34
31
*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
Tue, 22 Sep  04 AM
9
14
Tue, 22 Sep  05 AM
6
13
Tue, 22 Sep  06 AM
8
12
Tue, 22 Sep  07 AM
11
11
Tue, 22 Sep  08 AM
11
11
Tue, 22 Sep  09 AM
11
10
Tue, 22 Sep  10 AM
16
10
Tue, 22 Sep  11 AM
25
12
Tue, 22 Sep  12 PM
32
15
Tue, 22 Sep  01 PM
36
19
Tue, 22 Sep  02 PM
39
23
Tue, 22 Sep  03 PM
41
26
Tue, 22 Sep  04 PM
44
30
Tue, 22 Sep  05 PM
45
35
Tue, 22 Sep  06 PM
40
38
Tue, 22 Sep  07 PM
36
39
Tue, 22 Sep   08 PM
32
39
Tue, 22 Sep   09 PM
27
38
Tue, 22 Sep   10 PM
24
36
Tue, 22 Sep   11 PM
20
33
Wed, 23 Sep   12 AM
20
31
Wed, 23 Sep   01 AM
20
27
Wed, 23 Sep   02 AM
20
25
Wed, 23 Sep   03 AM
21
23
Wed, 23 Sep   04 AM
21
22
Wed, 23 Sep   05 AM
19
21
Wed, 23 Sep   06 AM
19
20
Wed, 23 Sep   07 AM
17
20
Wed, 23 Sep   08 AM
17
19
Smoke
Ending Time
(Local Time)
1 Hour Surface Smoke (µg/m³)
06Z Model Run
1 Hour Column-Integrated
Smoke (µg/m³)

06Z Model Run
Tue, 22 Sep  04 AM
0
0
Tue, 22 Sep  05 AM
0
0
Tue, 22 Sep  06 AM
0
0
Tue, 22 Sep  07 AM
0
0
Tue, 22 Sep  08 AM
0
0
Tue, 22 Sep  09 AM
0
0
Tue, 22 Sep  10 AM
0
0
Tue, 22 Sep  11 AM
0
0
Tue, 22 Sep  12 PM
0
0
Tue, 22 Sep  01 PM
0
0
Tue, 22 Sep  02 PM
0
0
Tue, 22 Sep  03 PM
0
0
Tue, 22 Sep  04 PM
0
0
Tue, 22 Sep  05 PM
0
0
Tue, 22 Sep  06 PM
0
0
Tue, 22 Sep  07 PM
0
0
Tue, 22 Sep  08 PM
0
0
Tue, 22 Sep  09 PM
0
0
Tue, 22 Sep  10 PM
0
0
Tue, 22 Sep  11 PM
0
0
Wed, 23 Sep  12 AM
0
0
Wed, 23 Sep  01 AM
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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