Good
Primary Pollutant: PM2.5
O3 | 44 µg/m3 (20) |
PM2.5 | 12 µg/m3 (50) |
PM10 | 17 µg/m3 (15) |
CO | 446 µg/m3 (4) |
NO2 | 26 µg/m3 (13) |
SO2 | 7 µg/m3 (4) |
Source: CAMS, Vaisala Xweather
Station | AQI | Primary Pollutant | PM2.5 (AQI) | PM10 (AQI) | NO2 (AQI) | OZONE (AQI) | CO (AQI) | SO2 (AQI) |
---|---|---|---|---|---|---|---|---|
Somers | 21 |
O3 | n/a | n/a | n/a | 47 (21) | n/a | n/a |
Winthrop Harbor | 24 |
O3 | 2.4 (10) | n/a | n/a | 53 (24) | n/a | n/a |
Rockford | 13 |
PM2.5 | 3.2 (13) | n/a | n/a | n/a | n/a | n/a |
Lansing | 29 |
PM2.5 | 7 (29) | n/a | n/a | n/a | n/a | n/a |
Elkhorn | 19 |
O3 | n/a | n/a | n/a | 41 (19) | n/a | n/a |
Schiller Park | 21 |
PM2.5 | 5.1 (21) | n/a | n/a | 41 (19) | n/a | n/a |
Elgin | 13 |
O3 | n/a | n/a | n/a | 29 (13) | n/a | n/a |
Chicago | 20 |
O3 | n/a | n/a | n/a | 43 (20) | n/a | n/a |
Cicero | 15 |
O3 | n/a | n/a | n/a | 33 (15) | n/a | n/a |
Des Plaines | 22 |
O3 | 4.6 (19) | n/a | n/a | 49 (22) | n/a | n/a |
Source: Wisconsin Dept. of Natural Resources, Illinois EPA
Hour |
AQI |
Primary |
Wind Dir |
Wind Speed ( mph kmh) |
Temp (°F°C) |
Wednesday, May 15 | Thursday, May 16 | Friday, May 17 | Saturday, May 18 | Sunday, May 19 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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7am | 8am | 9am | 10am | 11am | 12pm | 1pm | 2pm | 3pm | 4pm | 5pm | 6pm | 7pm | 8pm | 9pm | 10pm | 11pm | 12am | 1am | 2am | 3am | 4am | 5am | 6am | 7am | 8am | 9am | 10am | 11am | 12pm | 1pm | 2pm | 3pm | 4pm | 5pm | 6pm | 7pm | 8pm | 9pm | 10pm | 11pm | 12am | 1am | 2am | 3am | 4am | 5am | 6am | 7am | 8am | 9am | 10am | 11am | 12pm | 1pm | 2pm | 3pm | 4pm | 5pm | 6pm | 7pm | 8pm | 9pm | 10pm | 11pm | 12am | 1am | 2am | 3am | 4am | 5am | 6am | 7am | 8am | 9am | 10am | 11am | 12pm | 1pm | 2pm | 3pm | 4pm | 5pm | 6pm | 7pm | 8pm | 9pm | 10pm | 11pm | 12am | 1am | 2am | 3am | 4am | 5am | 6am | 7am |
50 | 41 | 36 | 30 | 29 | 29 | 32 | 34 | 35 | 35 | 35 | 34 | 30 | 20 | 21 | 19 | 17 | 19 | 19 | 19 | 17 | 19 | 23 | 29 | 34 | 35 | 28 | 27 | 34 | 36 | 34 | 35 | 35 | 33 | 29 | 23 | 21 | 27 | 28 | 28 | 34 | 38 | 46 | 50 | 60 | 66 | 66 | 67 | 70 | 61 | 58 | 55 | 51 | 45 | 47 | 45 | 43 | 39 | 37 | 38 | 46 | 46 | 49 | 51 | 58 | 57 | 48 | 62 | 62 | 60 | 58 | 58 | 58 | 58 | 57 | 57 | 54 | 57 | 71 | 76 | 80 | 85 | 68 | 58 | 58 | 60 | 62 | 64 | 64 | 62 | 60 | 55 | 49 | 45 | 36 | 30 | 33 |
PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | O3 | O3 | O3 | O3 | O3 | O3 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | O3 | O3 | O3 | O3 | O3 | O3 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | O3 | O3 |
NE | NE | NE | NE | NE | NE | NE | NE | NE | NE | NE | NE | NE | NE | NE | NE | NE | NE | ENE | ENE | ENE | ENE | E | SE | SE | SSE | SSE | S | S | S | SSW | SSW | S | SSW | SSW | SSW | SSW | S | S | S | S | S | SSW | SSW | SSW | SSW | SSW | SSW | SW | SSW | S | SSE | SE | SE | ESE | ESE | ESE | ESE | ESE | E | E | E | E | E | ESE | E | ESE | E | E | E | ENE | ENE | ENE | ENE | ENE | E | E | E | E | E | E | ESE | E | E | E | E | ESE | SE | SSE | W | WNW | WNW | NW | NW | NW | NW | NNW |
11 17 | 11 18 | 11 18 | 11 18 | 11 17 | 11 17 | 11 17 | 10 16 | 10 16 | 9 15 | 9 15 | 8 14 | 7 12 | 6 10 | 6 10 | 7 11 | 6 9 | 5 8 | 5 8 | 4 6 | 4 6 | 3 5 | 3 5 | 4 6 | 4 6 | 5 8 | 6 9 | 7 10 | 8 12 | 8 13 | 9 15 | 10 16 | 10 16 | 10 17 | 9 15 | 8 13 | 7 12 | 7 11 | 6 9 | 5 8 | 5 8 | 5 7 | 5 7 | 4 7 | 4 7 | 4 6 | 3 5 | 3 5 | 3 5 | 3 5 | 3 5 | 4 7 | 4 6 | 4 6 | 4 7 | 4 7 | 5 8 | 5 9 | 6 9 | 6 10 | 6 10 | 6 9 | 6 9 | 5 8 | 5 8 | 5 8 | 5 7 | 4 7 | 4 6 | 3 6 | 4 7 | 5 8 | 6 9 | 7 11 | 8 12 | 9 14 | 9 14 | 9 15 | 10 16 | 10 16 | 10 16 | 10 16 | 9 15 | 9 15 | 9 14 | 8 13 | 7 11 | 7 11 | 3 4 | 3 4 | 7 11 | 7 12 | 8 13 | 9 15 | 10 16 | 11 18 | 12 20 |
51 10.7 | 55 12.6 | 58 14.3 | 61 16 | 63 17.4 | 65 18.6 | 67 19.7 | 69 20.4 | 69 20.8 | 70 20.9 | 69 20.5 | 68 19.8 | 66 18.8 | 62 16.5 | 58 14.6 | 56 13.1 | 54 12.2 | 52 11.3 | 51 10.6 | 50 10.2 | 50 10 | 50 9.9 | 50 10.1 | 51 10.4 | 53 11.8 | 58 14.2 | 62 16.9 | 66 19 | 69 20.7 | 71 21.9 | 73 22.9 | 73 23 | 73 23 | 73 22.7 | 71 21.6 | 70 21.2 | 69 20.6 | 68 19.8 | 66 18.7 | 64 17.6 | 63 17.1 | 62 16.6 | 61 16.1 | 60 15.7 | 59 15.3 | 59 14.9 | 59 15.1 | 60 15.3 | 60 15.5 | 63 17.3 | 66 19 | 69 20.8 | 71 21.9 | 73 23 | 75 24.1 | 76 24.4 | 76 24.7 | 77 25 | 75 24.1 | 74 23.3 | 72 22.4 | 69 20.8 | 67 19.2 | 63 17.5 | 62 16.7 | 60 15.8 | 59 15 | 58 14.6 | 57 14.2 | 57 13.8 | 57 14.1 | 58 14.3 | 58 14.6 | 62 16.6 | 65 18.6 | 69 20.6 | 71 21.9 | 74 23.2 | 76 24.5 | 77 25.1 | 78 25.6 | 79 26.1 | 78 25.4 | 77 24.8 | 75 24.2 | 72 22.5 | 70 20.9 | 67 19.2 | 65 18.5 | 64 17.8 | 63 17.1 | 62 16.6 | 61 16.1 | 60 15.6 | 60 15.5 | 60 15.4 | 59 15.3 |
Source: CAMS, Vaisala Xweather
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