Air Quality Forecast Guidance for Hartford, CT

Displayed below are NOAA-EPA Air Quality Forecast Guidance values for
latitude: 41.76 N, longitude: 72.68 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)
26
21
*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, 19 Jan  10 AM
18
15
Fri, 19 Jan  11 AM
20
16
Fri, 19 Jan  12 PM
22
16
Fri, 19 Jan  01 PM
24
17
Fri, 19 Jan  02 PM
26
18
Fri, 19 Jan  03 PM
25
20
Fri, 19 Jan  04 PM
17
21
Fri, 19 Jan  05 PM
4
19
Fri, 19 Jan  06 PM
1
17
Fri, 19 Jan   07 PM
1
15
Fri, 19 Jan   08 PM
1
12
Fri, 19 Jan   09 PM
1
9
Fri, 19 Jan   10 PM
0
6
Fri, 19 Jan   11 PM
0
3
Sat, 20 Jan   12 AM
0
1
Sat, 20 Jan   01 AM
0
0
Sat, 20 Jan   02 AM
1
0
Sat, 20 Jan   03 AM
2
1
Sat, 20 Jan   04 AM
4
1
Sat, 20 Jan   05 AM
6
2
Sat, 20 Jan   06 AM
8
3
Sat, 20 Jan   07 AM
9
4
Sat, 20 Jan   08 AM
10
5
Sat, 20 Jan   09 AM
16
7
Sat, 20 Jan   10 AM
21
9
Sat, 20 Jan   11 AM
23
12
Sat, 20 Jan   12 PM
24
14
Sat, 20 Jan   01 PM
25
17
Sat, 20 Jan   02 PM
25
19
Sat, 20 Jan   03 PM
23
21
Sat, 20 Jan   04 PM
20
22
Sat, 20 Jan   05 PM
14
22
Sat, 20 Jan   06 PM
11
21
Sat, 20 Jan   07 PM
11
19
Sat, 20 Jan   08 PM
13
18
Sat, 20 Jan   09 PM
18
17
Sat, 20 Jan   10 PM
24
17
Sat, 20 Jan   11 PM
29
17
Sun, 21 Jan   12 AM
29
19
Sun, 21 Jan   01 AM
27
20
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, 19 Jan  10 AM
0
0
Fri, 19 Jan  11 AM
0
0
Fri, 19 Jan  12 PM
0
0
Fri, 19 Jan  01 PM
0
0
Fri, 19 Jan  02 PM
0
0
Fri, 19 Jan  03 PM
0
0
Fri, 19 Jan  04 PM
0
0
Fri, 19 Jan  05 PM
0
0
Fri, 19 Jan  06 PM
0
0
Fri, 19 Jan  07 PM
0
0
Fri, 19 Jan  08 PM
0
0
Fri, 19 Jan  09 PM
0
0
Fri, 19 Jan  10 PM
0
0
Fri, 19 Jan  11 PM
0
0
Sat, 20 Jan  12 AM
0
0
Sat, 20 Jan  01 AM
0
0
Sat, 20 Jan  02 AM
0
0
Sat, 20 Jan  03 AM
0
0
Sat, 20 Jan  04 AM
0
0
Sat, 20 Jan  05 AM
0
0
Sat, 20 Jan  06 AM
0
0
Sat, 20 Jan  07 AM
0
0
Sat, 20 Jan  08 AM
0
0
Sat, 20 Jan  09 AM
0
0
Sat, 20 Jan  10 AM
0
0
Sat, 20 Jan  11 AM
0
0
Sat, 20 Jan  12 PM
0
0
Sat, 20 Jan  01 PM
0
0
Sat, 20 Jan  02 PM
0
0
Sat, 20 Jan  03 PM
0
0
Sat, 20 Jan  04 PM
0
0
Sat, 20 Jan  05 PM
0
0
Sat, 20 Jan  06 PM
0
0
Sat, 20 Jan  07 PM
0
0
Sat, 20 Jan  08 PM
0
0
Sat, 20 Jan  09 PM
0
0
Sat, 20 Jan  10 PM
0
0
Sat, 20 Jan  11 PM
0
0
Sun, 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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