Air Quality Forecast Guidance for New Castle, DE

Displayed below are NOAA-EPA Air Quality Forecast Guidance values for
latitude: 39.66 N, longitude: 75.56 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 01/20, 4Z)
34
33
*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, 19 Jan  03 PM
34
32
Wed, 19 Jan  04 PM
33
33
Wed, 19 Jan  05 PM
30
33
Wed, 19 Jan  06 PM
28
33
Wed, 19 Jan   07 PM
27
32
Wed, 19 Jan   08 PM
28
31
Wed, 19 Jan   09 PM
27
30
Wed, 19 Jan   10 PM
26
29
Wed, 19 Jan   11 PM
25
28
Thu, 20 Jan   12 AM
24
27
Thu, 20 Jan   01 AM
23
26
Thu, 20 Jan   02 AM
23
25
Thu, 20 Jan   03 AM
20
25
Thu, 20 Jan   04 AM
16
23
Thu, 20 Jan   05 AM
19
22
Thu, 20 Jan   06 AM
18
21
Thu, 20 Jan   07 AM
24
21
Thu, 20 Jan   08 AM
27
21
Thu, 20 Jan   09 AM
27
22
Thu, 20 Jan   10 AM
29
22
Thu, 20 Jan   11 AM
31
24
Thu, 20 Jan   12 PM
31
26
Thu, 20 Jan   01 PM
32
27
Thu, 20 Jan   02 PM
33
29
Thu, 20 Jan   03 PM
34
30
Thu, 20 Jan   04 PM
34
31
Thu, 20 Jan   05 PM
32
32
Thu, 20 Jan   06 PM
31
32
Thu, 20 Jan   07 PM
30
32
Thu, 20 Jan   08 PM
32
32
Thu, 20 Jan   09 PM
33
32
Thu, 20 Jan   10 PM
34
32
Thu, 20 Jan   11 PM
34
33
Fri, 21 Jan   12 AM
35
33
Fri, 21 Jan   01 AM
35
33
Fri, 21 Jan   02 AM
34
33
Fri, 21 Jan   03 AM
34
34
Fri, 21 Jan   04 AM
34
34
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, 19 Jan  03 PM
0
0
Wed, 19 Jan  04 PM
0
0
Wed, 19 Jan  05 PM
0
1
Wed, 19 Jan  06 PM
0
1
Wed, 19 Jan  07 PM
0
0
Wed, 19 Jan  08 PM
0
0
Wed, 19 Jan  09 PM
0
0
Wed, 19 Jan  10 PM
0
0
Wed, 19 Jan  11 PM
0
0
Thu, 20 Jan  12 AM
0
0
Thu, 20 Jan  01 AM
0
0
Thu, 20 Jan  02 AM
0
0
Thu, 20 Jan  03 AM
0
0
Thu, 20 Jan  04 AM
0
0
Thu, 20 Jan  05 AM
1
0
Thu, 20 Jan  06 AM
0
0
Thu, 20 Jan  07 AM
0
0
Thu, 20 Jan  08 AM
0
0
Thu, 20 Jan  09 AM
0
0
Thu, 20 Jan  10 AM
0
0
Thu, 20 Jan  11 AM
0
0
Thu, 20 Jan  12 PM
0
0
Thu, 20 Jan  01 PM
0
0
Thu, 20 Jan  02 PM
0
0
Thu, 20 Jan  03 PM
0
0
Thu, 20 Jan  04 PM
0
0
Thu, 20 Jan  05 PM
0
0
Thu, 20 Jan  06 PM
0
0
Thu, 20 Jan  07 PM
0
0
Thu, 20 Jan  08 PM
0
0
Thu, 20 Jan  09 PM
0
0
Thu, 20 Jan  10 PM
0
0
Thu, 20 Jan  11 PM
0
0
Fri, 21 Jan  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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