Good
Primary Pollutant: O3
O3 | 82 µg/m3 (37) |
PM2.5 | 3 µg/m3 (12) |
PM10 | 25 µg/m3 (23) |
CO | 205 µg/m3 (2) |
NO2 | 3 µg/m3 (1) |
SO2 | 6 µg/m3 (3) |
Source: CAMS, Vaisala Xweather
Station | AQI | Primary Pollutant | PM2.5 (AQI) | PM10 (AQI) | NO2 (AQI) | OZONE (AQI) | CO (AQI) | SO2 (AQI) |
---|---|---|---|---|---|---|---|---|
Lewistown | 35 |
O3 | 1.9 (8) | 23 (21) | n/a | 76 (35) | n/a | n/a |
Lewistown | 38 |
O3 | 4.4 (18) | 15 (14) | n/a | 84 (38) | n/a | n/a |
Source: Montana DEQ, Unknown Governmental Organization
Hour |
AQI |
Primary |
Wind Dir |
Wind Speed ( mph kmh) |
Temp (°F°C) |
Thursday, May 16 | Friday, May 17 | Saturday, May 18 | Sunday, May 19 | Monday, May 20 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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 | 40 | 40 | 42 | 31 | 30 | 27 | 28 | 29 | 31 | 31 | 32 | 35 | 35 | 32 | 30 | 28 | 29 | 33 | 35 | 34 | 37 | 31 | 29 | 27 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 24 | 24 | 23 | 25 | 27 | 28 | 28 | 28 | 29 | 29 | 30 | 31 | 30 | 27 | 24 | 22 | 25 | 33 | 31 | 27 | 27 | 28 | 33 | 29 | 29 | 33 | 26 | 27 | 34 | 35 | 37 | 42 | 46 | 47 | 46 | 47 | 46 | 46 | 43 | 40 | 37 | 37 | 36 | 35 | 36 | 37 | 37 | 37 | 38 | 38 | 39 | 40 | 42 | 42 | 42 | 42 | 43 | 45 | 46 | 48 | 49 | 51 |
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 | 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 |
W | W | W | W | W | W | W | WSW | SW | SW | WSW | 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 | W | W | W | W | WNW | WNW | WNW | NW | NW | NW | WSW | WSW | WSW | W | W | W | W | W | W | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | NW | NW | NW | NW | NW | NW | W | W | W | W | W | W | W | W | W | W | W | W | WNW | WNW | WNW | WNW | WNW | WNW | WNW |
17 27 | 16 25 | 15 23 | 13 22 | 13 22 | 13 21 | 12 20 | 11 18 | 11 18 | 10 16 | 13 22 | 18 29 | 22 36 | 27 43 | 27 43 | 27 43 | 30 48 | 31 50 | 32 52 | 35 56 | 34 54 | 32 52 | 34 54 | 32 52 | 30 49 | 29 47 | 29 47 | 27 43 | 27 43 | 27 43 | 23 38 | 23 38 | 23 38 | 18 29 | 18 29 | 18 29 | 22 36 | 21 34 | 20 32 | 19 31 | 18 29 | 17 27 | 16 25 | 15 23 | 13 22 | 12 20 | 10 16 | 8 13 | 6 9 | 5 8 | 4 7 | 3 5 | 4 6 | 4 7 | 4 7 | 5 8 | 5 8 | 6 9 | 7 11 | 9 14 | 10 16 | 12 19 | 13 21 | 15 23 | 15 25 | 16 26 | 17 27 | 16 26 | 15 25 | 15 23 | 14 22 | 13 21 | 12 20 | 12 19 | 11 17 | 10 16 | 10 16 | 10 16 | 9 15 | 9 15 | 9 15 | 9 14 | 10 16 | 11 17 | 12 19 | 13 20 | 14 22 | 15 23 | 14 23 | 14 23 | 14 23 | 14 22 | 14 22 | 13 22 |
58 14.5 | 56 13.4 | 55 12.7 | 54 12.2 | 53 11.7 | 52 11.2 | 49 9.5 | 49 9.5 | 48 8.8 | 47 8.4 | 49 9.5 | 53 11.7 | 57 13.8 | 58 14.5 | 57 13.9 | 58 14.5 | 57 13.8 | 58 14.5 | 55 12.7 | 55 12.7 | 54 12.2 | 50 10 | 48 8.8 | 45 7.2 | 42 5.6 | 41 5 | 40 4.5 | 40 4.5 | 40 4.5 | 39 3.8 | 39 3.8 | 38 3.4 | 37 2.7 | 38 3.4 | 41 5 | 45 7.2 | 48 8.8 | 50 9.9 | 52 11.1 | 54 12.2 | 55 13 | 57 13.7 | 58 14.5 | 58 14.5 | 58 14.5 | 58 14.5 | 55 12.8 | 52 11.2 | 49 9.5 | 48 8.7 | 46 8 | 45 7.2 | 44 6.9 | 44 6.5 | 43 6.2 | 42 5.8 | 42 5.4 | 41 5 | 43 5.9 | 44 6.8 | 46 7.7 | 46 7.9 | 47 8.2 | 47 8.4 | 48 8.9 | 49 9.5 | 50 10 | 50 10 | 50 10 | 50 10 | 48 9 | 46 7.9 | 44 6.9 | 43 5.9 | 41 4.8 | 39 3.8 | 39 3.6 | 38 3.5 | 38 3.3 | 38 3.1 | 37 2.9 | 37 2.8 | 39 4.1 | 42 5.4 | 44 6.7 | 46 8 | 49 9.3 | 51 10.6 | 51 10.7 | 51 10.8 | 52 10.9 | 52 11 | 52 11.1 | 52 11.2 |
Source: CAMS, Vaisala Xweather
Powered by Vaisala Xweather