Air Quality Forecast Guidance for Harpers Ferry, WV

Displayed below are NOAA-EPA Air Quality Forecast Guidance values for
latitude: 39.32 N, longitude: 77.74 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 03/04, 4Z)
34
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
Wed, 04 Mar  03 AM
26
31
Wed, 04 Mar  04 AM
24
30
Wed, 04 Mar  05 AM
22
28
Wed, 04 Mar  06 AM
19
26
Wed, 04 Mar  07 AM
17
24
Wed, 04 Mar  08 AM
14
22
Wed, 04 Mar  09 AM
12
20
Wed, 04 Mar  10 AM
13
18
Wed, 04 Mar  11 AM
16
17
Wed, 04 Mar  12 PM
18
16
Wed, 04 Mar  01 PM
19
16
Wed, 04 Mar  02 PM
17
16
Wed, 04 Mar  03 PM
13
15
Wed, 04 Mar  04 PM
9
15
Wed, 04 Mar  05 PM
7
14
Wed, 04 Mar  06 PM
5
13
Wed, 04 Mar   07 PM
4
12
Wed, 04 Mar   08 PM
8
10
Wed, 04 Mar   09 PM
13
10
Wed, 04 Mar   10 PM
14
9
Wed, 04 Mar   11 PM
12
9
Thu, 05 Mar   12 AM
10
9
Thu, 05 Mar   01 AM
10
10
Thu, 05 Mar   02 AM
11
10
Thu, 05 Mar   03 AM
17
12
Thu, 05 Mar   04 AM
21
14
Thu, 05 Mar   05 AM
21
14
Thu, 05 Mar   06 AM
22
16
Thu, 05 Mar   07 AM
22
17
Smoke
Ending Time
(Local Time)
1 Hour Surface Smoke (µg/m³)
06Z Model Run
1 Hour Column-Integrated
Smoke (µg/m³)

06Z Model Run
Wed, 04 Mar  03 AM
0
0
Wed, 04 Mar  04 AM
0
0
Wed, 04 Mar  05 AM
0
0
Wed, 04 Mar  06 AM
0
0
Wed, 04 Mar  07 AM
0
0
Wed, 04 Mar  08 AM
0
0
Wed, 04 Mar  09 AM
0
0
Wed, 04 Mar  10 AM
0
0
Wed, 04 Mar  11 AM
0
0
Wed, 04 Mar  12 PM
0
0
Wed, 04 Mar  01 PM
0
0
Wed, 04 Mar  02 PM
0
0
Wed, 04 Mar  03 PM
0
0
Wed, 04 Mar  04 PM
0
0
Wed, 04 Mar  05 PM
0
0
Wed, 04 Mar  06 PM
0
0
Wed, 04 Mar  07 PM
0
0
Wed, 04 Mar  08 PM
0
0
Wed, 04 Mar  09 PM
0
0
Wed, 04 Mar  10 PM
0
0
Wed, 04 Mar  11 PM
0
0
Thu, 05 Mar  12 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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