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 02/06, 4Z)
30
27
*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, 05 Feb  10 PM
20
25
Fri, 05 Feb  11 PM
18
24
Sat, 06 Feb  12 AM
16
22
Sat, 06 Feb  01 AM
14
20
Sat, 06 Feb  02 AM
13
19
Sat, 06 Feb  03 AM
12
17
Sat, 06 Feb  04 AM
11
16
Sat, 06 Feb  05 AM
10
14
Sat, 06 Feb  06 AM
9
13
Sat, 06 Feb  07 AM
9
12
Sat, 06 Feb  08 AM
10
11
Sat, 06 Feb  09 AM
14
11
Sat, 06 Feb  10 AM
21
12
Sat, 06 Feb  11 AM
28
14
Sat, 06 Feb  12 PM
30
16
Sat, 06 Feb  01 PM
31
19
Sat, 06 Feb  02 PM
32
22
Sat, 06 Feb  03 PM
33
25
Sat, 06 Feb  04 PM
33
28
Sat, 06 Feb  05 PM
31
30
Sat, 06 Feb  06 PM
29
31
Sat, 06 Feb   07 PM
28
31
Sat, 06 Feb   08 PM
27
30
Sat, 06 Feb   09 PM
26
30
Sat, 06 Feb   10 PM
25
29
Sat, 06 Feb   11 PM
23
28
Sun, 07 Feb   12 AM
20
26
Sun, 07 Feb   01 AM
17
24
Sun, 07 Feb   02 AM
15
23
Sun, 07 Feb   03 AM
13
21
Sun, 07 Feb   04 AM
12
19
Sun, 07 Feb   05 AM
12
17
Sun, 07 Feb   06 AM
12
16
Sun, 07 Feb   07 AM
12
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, 05 Feb  10 PM
0
0
Fri, 05 Feb  11 PM
0
0
Sat, 06 Feb  12 AM
0
0
Sat, 06 Feb  01 AM
0
0
Sat, 06 Feb  02 AM
0
0
Sat, 06 Feb  03 AM
0
0
Sat, 06 Feb  04 AM
0
0
Sat, 06 Feb  05 AM
0
0
Sat, 06 Feb  06 AM
0
0
Sat, 06 Feb  07 AM
0
0
Sat, 06 Feb  08 AM
0
0
Sat, 06 Feb  09 AM
0
0
Sat, 06 Feb  10 AM
0
0
Sat, 06 Feb  11 AM
0
0
Sat, 06 Feb  12 PM
0
0
Sat, 06 Feb  01 PM
0
0
Sat, 06 Feb  02 PM
0
0
Sat, 06 Feb  03 PM
0
0
Sat, 06 Feb  04 PM
0
0
Sat, 06 Feb  05 PM
0
0
Sat, 06 Feb  06 PM
0
0
Sat, 06 Feb  07 PM
0
0
Sat, 06 Feb  08 PM
0
0
Sat, 06 Feb  09 PM
0
0
Sat, 06 Feb  10 PM
0
0
Sat, 06 Feb  11 PM
0
0
Sun, 07 Feb  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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