Air Quality Forecast Guidance for Winston-salem, NC

Displayed below are NOAA-EPA Air Quality Forecast Guidance values for
latitude: 36.10 N, longitude: 80.25 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 11/17, 4Z)
29
25
*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)

6Z Model Run
8 Hour Average Ozone
Concentration (PPB)

6Z Model Run
Fri, 16 Nov  09 AM
20
20
Fri, 16 Nov  10 AM
23
21
Fri, 16 Nov  11 AM
24
21
Fri, 16 Nov  12 PM
25
21
Fri, 16 Nov  01 PM
26
21
Fri, 16 Nov  02 PM
28
22
Fri, 16 Nov  03 PM
29
24
Fri, 16 Nov  04 PM
28
25
Fri, 16 Nov  05 PM
19
25
Fri, 16 Nov  06 PM
13
24
Fri, 16 Nov   07 PM
15
23
Fri, 16 Nov   08 PM
16
22
Fri, 16 Nov   09 PM
13
20
Fri, 16 Nov   10 PM
12
18
Fri, 16 Nov   11 PM
13
16
Sat, 17 Nov   12 AM
18
15
Sat, 17 Nov   01 AM
21
15
Sat, 17 Nov   02 AM
24
16
Sat, 17 Nov   03 AM
24
18
Sat, 17 Nov   04 AM
24
19
Sat, 17 Nov   05 AM
23
20
Sat, 17 Nov   06 AM
22
21
Sat, 17 Nov   07 AM
19
22
Sat, 17 Nov   08 AM
17
22
Sat, 17 Nov   09 AM
21
22
Sat, 17 Nov   10 AM
26
22
Sat, 17 Nov   11 AM
27
22
Sat, 17 Nov   12 PM
27
23
Sat, 17 Nov   01 PM
28
23
Sat, 17 Nov   02 PM
30
24
Sat, 17 Nov   03 PM
32
26
Sat, 17 Nov   04 PM
32
28
Sat, 17 Nov   05 PM
22
28
Sat, 17 Nov   06 PM
13
26
Sat, 17 Nov   07 PM
9
24
Sat, 17 Nov   08 PM
8
22
Sat, 17 Nov   09 PM
9
19
Sat, 17 Nov   10 PM
11
17
Sat, 17 Nov   11 PM
13
15
Sun, 18 Nov   12 AM
14
13
Sun, 18 Nov   01 AM
14
12
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, 16 Nov  06 AM
0
0
Fri, 16 Nov  07 AM
0
0
Fri, 16 Nov  08 AM
0
0
Fri, 16 Nov  09 AM
0
0
Fri, 16 Nov  10 AM
0
0
Fri, 16 Nov  11 AM
0
0
Fri, 16 Nov  12 PM
0
0
Fri, 16 Nov  01 PM
0
0
Fri, 16 Nov  02 PM
0
0
Fri, 16 Nov  03 PM
0
0
Fri, 16 Nov  04 PM
0
0
Fri, 16 Nov  05 PM
0
0
Fri, 16 Nov  06 PM
0
0
Fri, 16 Nov  07 PM
0
1
Fri, 16 Nov  08 PM
0
0
Fri, 16 Nov  09 PM
0
0
Fri, 16 Nov  10 PM
0
0
Fri, 16 Nov  11 PM
0
0
Sat, 17 Nov  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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