Good
Primary Pollutant: O3
O3 | 63 µg/m3 (29) |
PM2.5 | 5 µg/m3 (21) |
PM10 | 17 µg/m3 (15) |
CO | 169 µg/m3 (2) |
NO2 | 5 µg/m3 (3) |
SO2 | 1 µg/m3 (1) |
Source: CAMS, Vaisala Xweather
Station | AQI | Primary Pollutant | PM2.5 (AQI) | PM10 (AQI) | NO2 (AQI) | OZONE (AQI) | CO (AQI) | SO2 (AQI) |
---|---|---|---|---|---|---|---|---|
Little Browning | 18 |
PM2.5 | 4.3 (18) | n/a | n/a | n/a | n/a | n/a |
Choteau | 6 |
PM2.5 | 1.5 (6) | n/a | n/a | n/a | n/a | n/a |
Little Browning | 10 |
PM2.5 | 2.4 (10) | n/a | n/a | n/a | n/a | n/a |
Choteau | 12 |
PM2.5 | 2.9 (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) |
Friday, May 3 | Saturday, May 4 | Sunday, May 5 | Monday, May 6 | Tuesday, May 7 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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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 | 8am | 9am | 10am | 11am |
29 | 32 | 32 | 31 | 33 | 39 | 37 | 37 | 37 | 36 | 28 | 25 | 23 | 20 | 19 | 21 | 24 | 22 | 20 | 20 | 20 | 22 | 24 | 28 | 33 | 35 | 35 | 33 | 34 | 34 | 34 | 33 | 31 | 29 | 27 | 26 | 26 | 27 | 27 | 27 | 27 | 28 | 28 | 29 | 28 | 28 | 28 | 27 | 26 | 27 | 27 | 28 | 30 | 29 | 28 | 32 | 33 | 34 | 30 | 31 | 29 | 28 | 27 | 26 | 25 | 26 | 25 | 30 | 37 | 39 | 41 | 41 | 40 | 39 | 39 | 39 | 40 | 38 | 36 | 35 | 34 | 33 | 32 | 32 | 33 | 34 | 35 | 36 | 37 | 37 | 37 | 37 | 36 | 35 | 35 | 36 | 38 |
O3 | O3 | O3 | O3 | O3 | 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 | 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 |
NNW | NNW | NNW | NNW | NNW | NNW | WNW | N | NE | ENE | E | SE | SE | SSE | S | S | S | SSE | SSE | SE | SSE | SE | SE | ESE | ESE | ESE | ESE | ESE | ESE | ESE | ESE | E | E | E | E | E | E | E | E | E | ENE | ENE | ENE | NE | NE | NE | NE | NE | NE | NE | NE | NE | NE | NE | NE | N | N | N | N | N | N | WNW | WNW | WNW | WNW | WNW | WNW | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W |
11 18 | 11 18 | 10 16 | 11 18 | 11 18 | 10 16 | 10 16 | 8 13 | 7 11 | 6 9 | 6 9 | 6 9 | 6 9 | 6 9 | 6 9 | 6 9 | 5 7 | 4 7 | 4 7 | 5 9 | 6 9 | 6 10 | 8 13 | 9 14 | 10 16 | 13 21 | 13 21 | 13 21 | 17 27 | 17 27 | 17 27 | 17 27 | 17 27 | 17 27 | 11 18 | 11 18 | 11 18 | 12 20 | 11 18 | 11 17 | 10 16 | 10 16 | 9 15 | 9 14 | 9 14 | 8 13 | 8 13 | 8 13 | 8 13 | 8 13 | 8 13 | 9 14 | 9 14 | 8 13 | 8 12 | 7 11 | 8 12 | 8 13 | 9 14 | 9 15 | 10 15 | 10 16 | 11 18 | 13 20 | 14 23 | 15 25 | 17 27 | 18 29 | 18 30 | 19 31 | 20 32 | 20 32 | 21 33 | 21 34 | 22 36 | 23 38 | 25 40 | 26 41 | 27 43 | 28 45 | 27 44 | 27 43 | 26 43 | 26 42 | 25 41 | 25 40 | 25 40 | 25 40 | 25 40 | 25 40 | 25 40 | 25 40 | 25 40 | 25 41 | 26 41 | 26 42 | 26 43 |
42 5.8 | 44 6.7 | 45 7.2 | 47 8.6 | 48 8.8 | 48 8.8 | 49 9.5 | 49 9.5 | 48 8.8 | 45 7.2 | 39 3.8 | 37 2.7 | 35 1.5 | 33 0.6 | 32 0 | 30 -1.2 | 28 -2.2 | 28 -2.3 | 28 -2.3 | 27 -3 | 28 -2.3 | 32 0.1 | 37 3 | 44 6.7 | 48 8.8 | 51 10.6 | 54 12.2 | 56 13.4 | 58 14.2 | 59 15 | 59 15 | 59 15 | 56 13.4 | 53 11.7 | 50 10 | 48 8.8 | 47 8.4 | 46 7.7 | 45 7 | 43 6.3 | 42 5.6 | 41 5.1 | 40 4.7 | 40 4.2 | 41 5.1 | 43 5.9 | 44 6.7 | 47 8.3 | 50 10 | 53 11.6 | 55 12.6 | 56 13.5 | 58 14.5 | 58 14.5 | 58 14.5 | 58 14.5 | 56 13.4 | 54 12.2 | 52 11.1 | 50 10 | 48 8.8 | 46 7.7 | 45 7.4 | 45 7.1 | 44 6.8 | 44 6.6 | 43 6.3 | 43 6 | 44 6.9 | 46 7.9 | 48 8.8 | 50 9.8 | 51 10.7 | 53 11.7 | 53 11.6 | 53 11.5 | 53 11.5 | 52 11.4 | 52 11.3 | 52 11.2 | 50 10.3 | 49 9.3 | 47 8.4 | 45 7.5 | 44 6.5 | 42 5.6 | 42 5.5 | 42 5.4 | 42 5.3 | 41 5.2 | 41 5.1 | 41 5 | 42 5.8 | 44 6.5 | 45 7.3 | 46 8 | 48 8.8 |
Source: CAMS, Vaisala Xweather
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