Good
Primary Pollutant: O3
O3 | 38 µg/m3 (17) |
PM2.5 | 4 µg/m3 (17) |
PM10 | 8 µg/m3 (7) |
CO | 326 µg/m3 (3) |
NO2 | 11 µg/m3 (5) |
SO2 | 2 µg/m3 (1) |
Source: CAMS, Vaisala Xweather
Station | AQI | Primary Pollutant | PM2.5 (AQI) | PM10 (AQI) | NO2 (AQI) | OZONE (AQI) | CO (AQI) | SO2 (AQI) |
---|---|---|---|---|---|---|---|---|
Billings | 8 |
PM2.5 | 2 (8) | n/a | n/a | n/a | n/a | n/a |
Source: Montana DEQ
Hour |
AQI |
Primary |
Wind Dir |
Wind Speed ( mph kmh) |
Temp (°F°C) |
Thursday, Nov 14 | Friday, Nov 15 | Saturday, Nov 16 | Sunday, Nov 17 | Monday, Nov 18 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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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 | 8am | 9am | 10am | 11am | 12pm | 1pm | 2pm | 3pm | 4pm | 5pm | 6pm | 7pm | 8pm |
28 | 26 | 25 | 23 | 12 | 11 | 9 | 9 | 9 | 12 | 16 | 16 | 18 | 18 | 18 | 16 | 15 | 17 | 19 | 19 | 18 | 14 | 14 | 17 | 17 | 19 | 22 | 22 | 23 | 26 | 29 | 28 | 26 | 24 | 22 | 20 | 19 | 19 | 20 | 22 | 23 | 25 | 27 | 27 | 24 | 20 | 19 | 23 | 25 | 23 | 21 | 23 | 24 | 24 | 25 | 25 | 21 | 22 | 24 | 24 | 24 | 25 | 26 | 28 | 30 | 32 | 32 | 36 | 36 | 35 | 35 | 34 | 33 | 32 | 31 | 30 | 30 | 29 | 29 | 28 | 27 | 26 | 25 | 24 | 23 | 26 | 30 | 33 | 36 | 38 | 41 | 39 | 37 | 35 | 35 | 34 | 34 |
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 | O3 | O3 | O3 | O3 | O3 | O3 | PM2.5 | PM2.5 | PM2.5 | O3 | PM2.5 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | PM2.5 | PM2.5 | PM2.5 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 |
SW | SW | SSW | SSW | SSW | SSW | SSW | WSW | NW | NW | NNW | N | NNE | NNE | NE | NE | NE | NE | NE | NNE | NNE | N | N | N | N | N | NNW | NNW | NNW | NNW | NW | NW | NW | NW | NW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | W | W | W | WSW | WSW | WSW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | WSW | WSW | WSW | WSW | WSW | WSW | W | W | W | W | W | W | WNW | WNW | WNW | WNW | WNW | WNW | NW | NW | NW | NW |
5 9 | 4 7 | 4 7 | 4 7 | 3 6 | 3 6 | 3 6 | 3 6 | 2 4 | 2 4 | 2 4 | 3 6 | 3 6 | 3 6 | 3 6 | 5 7 | 6 9 | 7 11 | 8 13 | 8 12 | 8 12 | 8 12 | 9 14 | 11 18 | 12 19 | 13 21 | 14 23 | 14 23 | 15 24 | 15 24 | 15 24 | 15 24 | 14 23 | 13 21 | 13 21 | 12 20 | 12 20 | 12 19 | 11 18 | 11 18 | 11 17 | 10 16 | 10 16 | 8 14 | 7 11 | 6 9 | 7 11 | 8 14 | 10 16 | 10 16 | 11 17 | 11 18 | 12 19 | 12 20 | 13 21 | 14 22 | 14 23 | 14 23 | 15 24 | 15 24 | 15 25 | 16 26 | 17 27 | 18 28 | 18 29 | 18 30 | 19 30 | 17 27 | 15 24 | 13 21 | 13 22 | 14 22 | 14 22 | 14 22 | 14 23 | 14 23 | 14 22 | 13 21 | 12 19 | 11 18 | 11 17 | 10 16 | 10 16 | 10 16 | 10 16 | 10 16 | 10 16 | 10 16 | 9 15 | 9 15 | 9 14 | 9 14 | 8 13 | 8 13 | 8 13 | 9 14 | 9 15 |
42 5.6 | 40 4.5 | 38 3.4 | 37 2.7 | 35 1.7 | 34 1 | 32 0 | 30 -1.2 | 30 -1.2 | 29 -1.6 | 28 -2.3 | 28 -2.3 | 29 -1.6 | 32 0 | 36 2.2 | 40 4.5 | 44 6.7 | 46 7.7 | 46 7.7 | 47 8.4 | 46 7.7 | 42 5.7 | 40 4.5 | 38 3.4 | 37 2.6 | 36 2.1 | 35 1.7 | 35 1.6 | 35 1.4 | 34 0.9 | 34 0.8 | 33 0.6 | 33 0.6 | 32 0 | 32 0 | 31 -0.5 | 31 -0.5 | 33 0.7 | 36 2 | 38 3.2 | 40 4.5 | 43 5.8 | 45 7.2 | 43 6.3 | 42 5.4 | 40 4.4 | 37 3 | 35 1.5 | 32 0 | 31 -0.8 | 29 -1.5 | 28 -2.3 | 28 -2.3 | 28 -2.3 | 28 -2.3 | 28 -2.5 | 27 -2.6 | 27 -2.8 | 27 -2.6 | 28 -2.5 | 28 -2.3 | 33 0.5 | 38 3.4 | 43 6.2 | 45 7.4 | 48 8.7 | 50 10 | 47 8.6 | 45 7.2 | 42 5.8 | 41 5.2 | 40 4.6 | 39 4 | 38 3.4 | 37 2.8 | 36 2.2 | 35 1.9 | 35 1.6 | 34 1.3 | 34 0.9 | 33 0.6 | 33 0.3 | 34 1.1 | 35 1.9 | 37 2.7 | 38 3.5 | 40 4.3 | 41 5.1 | 41 5.1 | 41 5 | 41 4.9 | 41 4.8 | 41 4.7 | 40 4.7 | 39 3.9 | 38 3.1 | 36 2.3 |
Source: CAMS, Vaisala Xweather
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