Unhealthy for Sensitive Groups
Primary Pollutant: O3
O3 | 144 µg/m3 (104) |
PM2.5 | 25 µg/m3 (77) |
PM10 | 24 µg/m3 (22) |
CO | 158 µg/m3 (2) |
NO2 | 4 µg/m3 (2) |
SO2 | 1 µg/m3 (0) |
Source: CAMS, Vaisala Xweather
Station | AQI | Primary Pollutant | PM2.5 (AQI) | PM10 (AQI) | NO2 (AQI) | OZONE (AQI) | CO (AQI) | SO2 (AQI) |
---|---|---|---|---|---|---|---|---|
Great Falls | 29 |
PM2.5 | 7.1 (29) | n/a | n/a | n/a | n/a | n/a |
Choteau | 7 |
PM2.5 | 1.7 (7) | n/a | n/a | n/a | n/a | n/a |
Great Falls | 34 |
PM2.5 | 8.3 (34) | n/a | n/a | n/a | n/a | n/a |
Choteau | 7 |
PM2.5 | 1.7 (7) | 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, Jul 26 | Saturday, Jul 27 | Sunday, Jul 28 | Monday, Jul 29 | Tuesday, Jul 30 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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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 | 12pm | 1pm | 2pm | 3pm | 4pm | 5pm | 6pm | 7pm |
111 | 104 | 85 | 86 | 81 | 18 | 15 | 17 | 18 | 21 | 21 | 21 | 25 | 29 | 30 | 31 | 31 | 34 | 51 | 62 | 66 | 72 | 78 | 83 | 87 | 78 | 54 | 54 | 45 | 30 | 29 | 25 | 29 | 44 | 54 | 56 | 51 | 51 | 49 | 47 | 42 | 48 | 48 | 46 | 46 | 46 | 44 | 44 | 43 | 40 | 42 | 48 | 54 | 54 | 56 | 54 | 67 | 68 | 76 | 90 | 100 | 98 | 72 | 63 | 70 | 71 | 69 | 79 | 73 | 92 | 94 | 96 | 83 | 70 | 57 | 52 | 50 | 43 | 39 | 33 | 30 | 30 | 32 | 32 | 32 | 32 | 30 | 32 | 35 | 39 | 41 | 42 | 44 | 44 | 45 | 46 | 50 |
O3 | O3 | PM2.5 | PM2.5 | PM2.5 | O3 | O3 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | O3 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | 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 | 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 | PM2.5 | O3 | 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 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | PM2.5 |
WNW | WNW | NW | NW | W | SSW | SW | SW | SW | WSW | WSW | WSW | WSW | WSW | W | WNW | WNW | NW | NW | NW | NNW | NW | NNE | NNE | NE | NE | ENE | NE | NNE | N | N | N | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | W | W | W | W | W | W | W | W | W | WNW | WNW | WNW | W | W | W | SW | SW | SW | SW | SW | SW | SW | SW | SW | WSW | WSW | WSW | WSW | WSW | WSW | W | W | W | W | W | W | WSW | WSW | WSW | WSW | WSW | WSW | SW | SW | SW | SW | SW | SW | WSW | WSW | WSW | WSW | WSW | WSW | W | W |
11 18 | 9 14 | 7 11 | 6 9 | 4 6 | 3 5 | 3 5 | 3 5 | 3 5 | 3 4 | 3 4 | 3 4 | 3 4 | 2 4 | 3 4 | 3 5 | 4 7 | 4 7 | 4 7 | 6 9 | 6 9 | 7 11 | 8 13 | 9 14 | 8 13 | 7 11 | 7 11 | 7 11 | 6 10 | 6 9 | 6 9 | 6 9 | 5 8 | 5 8 | 5 8 | 4 6 | 4 6 | 5 8 | 6 9 | 6 10 | 6 10 | 7 11 | 8 13 | 9 14 | 10 16 | 10 17 | 11 17 | 11 18 | 10 16 | 8 13 | 7 11 | 6 10 | 5 9 | 5 8 | 5 8 | 5 8 | 5 8 | 5 8 | 5 9 | 6 9 | 7 11 | 8 13 | 9 15 | 11 18 | 14 22 | 16 25 | 18 28 | 19 31 | 21 34 | 20 32 | 19 31 | 18 29 | 16 26 | 14 22 | 12 19 | 10 16 | 8 12 | 6 9 | 6 9 | 6 9 | 6 9 | 6 9 | 6 9 | 6 9 | 6 10 | 7 11 | 8 13 | 9 14 | 9 15 | 10 16 | 11 17 | 12 19 | 12 20 | 13 21 | 14 22 | 15 23 | 13 21 |
83 28.6 | 81 27 | 72 22.5 | 66 18.7 | 63 17.1 | 58 14.5 | 56 13.3 | 54 12 | 51 10.6 | 49 9.5 | 47 8.5 | 46 7.7 | 49 9.5 | 54 12.2 | 60 15.6 | 69 20.6 | 74 23.3 | 77 25 | 80 26.6 | 82 27.7 | 84 28.8 | 85 29.5 | 85 29.6 | 87 30.6 | 85 29.5 | 82 27.7 | 74 23.6 | 70 21.1 | 67 19.2 | 63 17.2 | 60 15.6 | 57 13.8 | 55 12.7 | 52 11.3 | 51 10.3 | 51 10.3 | 53 11.9 | 58 14.5 | 63 17.1 | 68 20.1 | 74 23.2 | 79 26.2 | 81 27.4 | 84 28.7 | 86 29.9 | 86 29.9 | 86 29.9 | 86 29.9 | 82 27.9 | 78 25.8 | 75 23.7 | 71 21.4 | 66 19 | 62 16.7 | 60 15.4 | 57 14 | 55 12.7 | 54 12.1 | 53 11.5 | 52 10.9 | 57 13.6 | 62 16.4 | 66 19.1 | 72 22.4 | 78 25.6 | 84 28.8 | 85 29.7 | 87 30.6 | 89 31.6 | 89 31.7 | 89 31.8 | 89 31.9 | 85 29.7 | 82 27.5 | 78 25.3 | 74 23.2 | 70 21 | 66 18.8 | 64 17.9 | 63 17 | 61 16.1 | 59 15.2 | 58 14.3 | 56 13.4 | 60 15.8 | 65 18.2 | 69 20.5 | 73 22.9 | 77 25.2 | 82 27.6 | 82 27.8 | 82 27.9 | 83 28.1 | 83 28.3 | 83 28.5 | 84 28.6 | 80 26.7 |
Source: CAMS, Vaisala Xweather
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