Good
Primary Pollutant: O3
O3 | 82 µg/m3 (37) |
PM2.5 | 3 µg/m3 (12) |
PM10 | 6 µg/m3 (5) |
CO | 156 µg/m3 (2) |
NO2 | 7 µg/m3 (3) |
SO2 | 4 µg/m3 (2) |
Source: CAMS, Vaisala Xweather
Station | AQI | Primary Pollutant | PM2.5 (AQI) | PM10 (AQI) | NO2 (AQI) | OZONE (AQI) | CO (AQI) | SO2 (AQI) |
---|---|---|---|---|---|---|---|---|
Billings | 12 |
PM2.5 | 2.8 (12) | n/a | n/a | n/a | n/a | n/a |
Lockwood | 12 |
PM2.5 | 2.8 (12) | n/a | n/a | n/a | n/a | n/a |
Source: Montana DEQ, Unknown Governmental Organization
Hour |
AQI |
Primary |
Wind Dir |
Wind Speed ( mph kmh) |
Temp (°F°C) |
Thursday, May 2 | Friday, May 3 | Saturday, May 4 | Sunday, May 5 | Monday, May 6 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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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 |
38 | 30 | 26 | 22 | 20 | 17 | 15 | 12 | 12 | 22 | 25 | 23 | 24 | 29 | 31 | 32 | 32 | 31 | 32 | 32 | 32 | 32 | 32 | 31 | 27 | 23 | 21 | 19 | 16 | 13 | 12 | 11 | 11 | 12 | 13 | 14 | 16 | 22 | 26 | 28 | 30 | 31 | 32 | 32 | 33 | 34 | 33 | 30 | 29 | 26 | 25 | 25 | 25 | 28 | 31 | 29 | 28 | 28 | 26 | 25 | 25 | 24 | 26 | 28 | 32 | 34 | 36 | 45 | 43 | 43 | 44 | 40 | 36 | 32 | 29 | 27 | 24 | 25 | 26 | 27 | 27 | 28 | 29 | 33 | 37 | 42 | 40 | 39 | 38 | 37 | 37 | 37 | 37 | 36 | 36 |
O3 | O3 | 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 | 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 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 |
N | NNE | WNW | NNW | NNW | NW | WNW | NNW | NW | WNW | WNW | NW | NNW | NW | NW | NW | NW | NNW | NNW | NNW | NNW | NNW | N | NNE | ENE | ENE | ENE | ESE | NNE | NNE | NNE | W | W | W | S | S | S | SSE | SSE | SSE | SSE | SSE | SSE | SE | SE | SE | SE | SE | SE | E | E | E | SE | SE | SE | SSE | SSE | SSE | SSE | SSE | SSE | ESE | ESE | ESE | SE | SE | SE | SSE | SSE | SSE | WNW | WNW | WNW | WNW | WNW | WNW | W | W | W | W | W | W | W | W | W | W | W | W | WNW | WNW | WNW | WNW | WNW | WNW | WNW |
9 14 | 8 13 | 7 11 | 6 9 | 6 9 | 6 9 | 6 9 | 6 9 | 6 9 | 6 9 | 6 9 | 7 11 | 8 13 | 10 16 | 10 16 | 10 17 | 10 17 | 10 17 | 10 17 | 11 18 | 12 20 | 10 17 | 10 16 | 8 13 | 6 9 | 6 9 | 6 9 | 5 8 | 6 9 | 6 9 | 6 9 | 7 11 | 7 11 | 7 11 | 6 9 | 6 9 | 6 9 | 11 18 | 13 22 | 16 25 | 18 29 | 17 28 | 16 26 | 16 25 | 15 25 | 15 24 | 15 24 | 13 21 | 12 19 | 10 16 | 9 14 | 8 13 | 7 11 | 6 10 | 6 10 | 6 9 | 6 9 | 6 9 | 6 9 | 6 9 | 6 9 | 6 9 | 8 13 | 11 17 | 13 22 | 14 22 | 14 23 | 15 23 | 16 25 | 17 27 | 18 29 | 17 28 | 16 26 | 16 25 | 15 24 | 14 23 | 13 22 | 14 22 | 14 23 | 15 24 | 15 24 | 15 25 | 16 26 | 17 27 | 18 29 | 19 31 | 20 33 | 21 35 | 23 36 | 23 38 | 24 39 | 25 41 | 26 42 | 27 44 | 28 45 |
38 3.6 | 38 3.3 | 36 2.1 | 35 1.7 | 34 1.2 | 34 1.1 | 32 0 | 31 -0.6 | 31 -0.6 | 30 -1.2 | 30 -1.2 | 32 0 | 35 1.6 | 36 2.3 | 42 5.4 | 44 6.6 | 46 7.6 | 48 8.8 | 49 9.5 | 51 10.5 | 51 10.7 | 51 10.5 | 52 11 | 50 10 | 47 8.2 | 43 6.1 | 40 4.4 | 37 2.7 | 36 2.1 | 35 1.6 | 33 0.6 | 32 0 | 31 -0.5 | 30 -1.2 | 31 -0.6 | 33 0.5 | 37 2.6 | 42 5.5 | 47 8.4 | 52 11.4 | 58 14.3 | 60 15.6 | 63 17 | 65 18.3 | 66 18.6 | 66 19 | 67 19.3 | 63 17.1 | 59 14.9 | 55 12.7 | 53 11.4 | 50 10.1 | 48 8.8 | 47 8.4 | 46 8 | 46 7.5 | 45 7.1 | 44 6.6 | 43 6.1 | 46 7.5 | 48 9 | 51 10.4 | 56 13.1 | 61 15.9 | 65 18.6 | 68 19.9 | 70 21.2 | 73 22.5 | 71 21.5 | 69 20.4 | 67 19.4 | 64 17.8 | 61 16.3 | 58 14.7 | 56 13.1 | 53 11.6 | 50 10 | 49 9.4 | 48 8.8 | 47 8.1 | 46 7.5 | 44 6.9 | 43 6.3 | 44 6.9 | 46 7.5 | 47 8.1 | 48 8.7 | 49 9.3 | 50 9.9 | 50 10.1 | 51 10.3 | 51 10.5 | 51 10.7 | 52 10.9 | 52 11.1 |
Source: CAMS, Vaisala Xweather
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