Good
Primary Pollutant: O3
O3 | 50 µg/m3 (23) |
PM2.5 | 3 µg/m3 (12) |
PM10 | 4 µg/m3 (4) |
CO | 133 µg/m3 (1) |
NO2 | 3 µg/m3 (1) |
SO2 | 12 µg/m3 (6) |
Source: CAMS, Vaisala Xweather
Station | AQI | Primary Pollutant | PM2.5 (AQI) | PM10 (AQI) | NO2 (AQI) | OZONE (AQI) | CO (AQI) | SO2 (AQI) |
---|---|---|---|---|---|---|---|---|
Lewistown | 28 |
O3 | 4 (17) | 0 (0) | n/a | 61 (28) | n/a | n/a |
Lewistown | 28 |
O3 | 4 (17) | 0 (0) | n/a | 61 (28) | n/a | n/a |
Source: Montana DEQ, Unknown Governmental Organization
Hour |
AQI |
Primary |
Wind Dir |
Wind Speed ( mph kmh) |
Temp (°F°C) |
Wednesday, May 8 | Thursday, May 9 | Friday, May 10 | Saturday, May 11 | Sunday, May 12 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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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 | 12pm | 1pm | 2pm | 3pm | 4pm | 5pm |
24 | 24 | 25 | 26 | 21 | 19 | 18 | 21 | 24 | 23 | 22 | 21 | 19 | 19 | 18 | 18 | 18 | 18 | 21 | 23 | 25 | 26 | 25 | 25 | 26 | 27 | 27 | 27 | 27 | 26 | 26 | 26 | 27 | 27 | 28 | 28 | 28 | 28 | 28 | 28 | 30 | 34 | 35 | 34 | 33 | 34 | 35 | 35 | 35 | 34 | 30 | 25 | 24 | 24 | 24 | 25 | 22 | 21 | 26 | 26 | 29 | 31 | 33 | 34 | 31 | 33 | 36 | 49 | 49 | 49 | 48 | 48 | 48 | 48 | 44 | 40 | 36 | 33 | 30 | 27 | 25 | 22 | 20 | 20 | 21 | 21 | 25 | 29 | 33 | 38 | 44 | 49 | 50 | 50 | 51 | 51 | 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 | 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 | NW | NW | NW | NW | NW | NW | WNW | NW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | NW | NW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | W | WSW | WSW | SW | SSW | S | S | S | S | S | S | S | S | S | SSW | SSW | SSW | WSW | WSW | WSW | WSW | WSW | WSW | SSW | SSW | SSW | S | S | S | S | S | S | S | S | S | SSW | SSW | SSW | SW | SW | SW | WNW | WNW | WNW | WNW | WNW | WNW | NW | NW | NW | NW | NW | NW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | WNW | WNW | WNW | WNW | WNW | WNW |
12 20 | 11 17 | 10 17 | 10 16 | 10 16 | 10 16 | 9 14 | 8 12 | 7 11 | 6 10 | 6 10 | 6 10 | 6 9 | 6 10 | 6 10 | 7 11 | 7 11 | 7 11 | 7 11 | 8 12 | 9 14 | 8 13 | 8 13 | 8 13 | 7 11 | 8 12 | 7 11 | 7 11 | 7 11 | 7 11 | 6 10 | 6 10 | 6 10 | 6 10 | 6 9 | 6 9 | 5 8 | 5 8 | 5 8 | 5 9 | 6 9 | 6 9 | 6 9 | 6 9 | 6 9 | 6 9 | 6 9 | 6 9 | 6 9 | 6 9 | 6 9 | 6 9 | 6 9 | 6 10 | 7 11 | 7 11 | 7 11 | 7 11 | 7 11 | 7 12 | 8 12 | 8 13 | 8 13 | 8 13 | 8 13 | 9 14 | 9 15 | 10 16 | 11 17 | 12 19 | 12 20 | 12 19 | 12 19 | 11 18 | 10 17 | 10 16 | 9 14 | 8 13 | 7 12 | 7 11 | 7 11 | 7 11 | 7 12 | 7 12 | 8 12 | 8 13 | 8 13 | 9 14 | 9 14 | 9 15 | 10 16 | 10 16 | 10 16 | 10 16 | 10 16 | 10 16 | 10 16 |
39 4.1 | 40 4.5 | 39 3.8 | 39 3.7 | 37 2.7 | 37 2.5 | 37 2.5 | 36 2.3 | 36 2.2 | 35 1.5 | 35 1.5 | 35 1.5 | 33 0.6 | 34 1.2 | 35 1.5 | 36 2.2 | 39 3.6 | 40 4.3 | 41 5 | 43 5.9 | 44 6.7 | 45 7.2 | 47 8.1 | 47 8.6 | 48 8.8 | 49 9.5 | 47 8.4 | 44 6.9 | 42 5.6 | 39 3.8 | 38 3.4 | 37 2.5 | 36 2 | 35 1.5 | 33 0.6 | 32 0 | 32 0 | 32 0 | 35 1.9 | 39 3.7 | 42 5.6 | 46 7.6 | 49 9.7 | 53 11.7 | 54 12.5 | 56 13.3 | 57 14 | 58 14.2 | 58 14.5 | 58 14.7 | 55 12.6 | 51 10.4 | 47 8.3 | 45 7.4 | 44 6.5 | 42 5.6 | 41 5.2 | 41 4.9 | 40 4.5 | 39 4.1 | 39 3.8 | 38 3.4 | 42 5.6 | 46 7.8 | 50 10 | 55 12.9 | 60 15.7 | 65 18.6 | 67 19.3 | 68 20.1 | 69 20.8 | 69 20.4 | 68 20 | 67 19.7 | 64 17.9 | 61 16.2 | 58 14.5 | 55 12.7 | 52 11 | 49 9.3 | 48 8.8 | 47 8.3 | 46 7.7 | 45 7.2 | 44 6.7 | 43 6.2 | 47 8.6 | 52 10.9 | 56 13.3 | 60 15.6 | 64 18 | 69 20.3 | 69 20.5 | 69 20.6 | 69 20.8 | 70 20.9 | 70 21.1 |
Source: CAMS, Vaisala Xweather
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