46.18131, -112.78476

Air Quality

Updated an hour ago

25

Good

Primary Pollutant: PM2.5

O3 48 µg/m3 (22)
PM2.5 6 µg/m3 (25)
PM10 11 µg/m3 (10)
CO 248 µg/m3 (2)
NO2 14 µg/m3 (7)
SO2 1 µg/m3 (1)

Source: CAMS, Vaisala Xweather

Nearby Stations

Station AQI Primary Pollutant PM2.5 (AQI) PM10 (AQI) NO2 (AQI) OZONE (AQI) CO (AQI) SO2 (AQI)
Helena

38

PM2.5 9.1 (38) n/a n/a n/a n/a n/a
Butte

49

PM2.5 12 (49) 21 (19) n/a n/a n/a n/a
Helena Valley West Central

38

PM2.5 9.1 (38) n/a n/a n/a n/a n/a
Butte

49

PM2.5 12 (49) 21 (19) n/a n/a n/a n/a

Source: Montana DEQ, Unknown Governmental Organization

Extended Forecast

 
Hour
AQI
Primary
Wind Dir
 
Wind Speed ( mph kmh)
Temp (°F°C)
Friday, Nov 8Saturday, Nov 9Sunday, Nov 10Monday, Nov 11Tuesday, Nov 12
4am5am6am7am8am9am10am11am12pm1pm2pm3pm4pm5pm6pm7pm8pm9pm10pm11pm12am1am2am3am4am5am6am7am8am9am10am11am12pm1pm2pm3pm4pm5pm6pm7pm8pm9pm10pm11pm12am1am2am3am4am5am6am7am8am9am10am11am12pm1pm2pm3pm4pm5pm6pm7pm8pm9pm10pm11pm12am1am2am3am4am5am6am7am8am9am10am11am12pm1pm2pm3pm4pm5pm6pm7pm8pm9pm10pm11pm12am1am2am3am4am
33333333331215202529313026191512111010101111111110101010111114192427292924181413121110998891212121081114202528353432263030282724222321212122252525262626273033363738393838373737383839393838
PM2.5O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3PM2.5PM2.5PM2.5PM2.5PM2.5O3O3O3O3O3O3O3O3O3O3O3PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3
SWSSSSESSESSWWNWSSESSWSSWNNNESESSSESSSSSESSESSESSSSSWSSWSSWSSWSSWSSWSSWSSWSWSWSWSSWSSWSSWSSWSSWSSWSSWSSWSSWSSWSSWSSWSWSWSWWSWWSWWSWWSWWSWWSWWWWSWSWSWSWSWSWSSWSSWSSWSSWSSWSSWSSSSSSSSSSSSSSWSSWSSWSSWSSWSSWWSWWSWWSWWSWWSWWSW
5 8 4 6 4 6 4 6 4 6 3 4 2 4 2 4 2 4 2 4 3 5 3 5 4 6 3 5 3 5 3 4 4 7 4 7 4 7 5 9 5 8 4 7 4 7 4 6 4 6 4 6 4 6 4 6 4 6 4 6 3 5 3 4 3 4 3 4 4 6 4 6 4 6 4 7 5 8 5 8 6 9 6 9 6 10 6 10 6 10 6 9 6 9 6 9 6 9 6 9 6 9 6 9 6 9 6 10 7 11 7 11 7 12 8 12 8 13 7 11 6 10 6 9 6 10 7 12 8 13 9 15 10 16 11 18 11 18 12 19 12 19 12 20 13 21 13 21 14 22 14 23 14 23 15 24 15 25 16 25 15 24 15 23 14 23 13 22 13 21 12 20 12 20 12 20 13 20 13 20 13 20 13 21 13 21 13 21 13 21 13 21 13 21
23 -5 18 -7.5 21 -6.4 21 -6 24 -4.4 30 -0.9 37 2.9 45 7.5 50 9.8 53 11.4 55 12.7 54 12.2 53 11.7 49 9.5 43 6.4 40 4.6 38 3.4 36 2.1 34 1.3 33 0.8 32 0.1 32 0.1 31 -0.4 31 -0.8 29 -1.6 29 -1.9 28 -2.1 28 -2.4 31 -0.8 37 2.6 43 6 49 9.4 52 11 54 12.4 56 13.4 55 12.7 53 11.6 49 9.7 45 7.5 41 5.2 37 3 37 2.7 36 2.3 36 2 35 1.9 35 1.7 35 1.6 34 1.3 34 0.9 33 0.5 33 0.8 34 1.1 34 1.4 38 3.2 41 5.1 45 7 46 7.7 47 8.4 48 9.1 47 8.4 46 7.6 44 6.9 43 5.9 41 4.8 39 3.8 37 2.7 35 1.6 33 0.6 33 0.3 32 0 31 -0.3 31 -0.6 30 -0.9 30 -1.2 33 0.4 35 1.9 38 3.5 41 5.1 44 6.6 47 8.2 46 8 46 7.9 46 7.8 46 7.6 45 7.5 45 7.4 43 6.3 41 5.2 39 4.1 38 3.1 36 2 34 0.9 33 0.4 32 -0.2 31 -0.7 30 -1.2 29 -1.8

Source: CAMS, Vaisala Xweather

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