Lewistown, Montana Weather Forecast | AerisWeather

Local

Lewistown, MT, US

47.06247, -109.42824

Air Quality

Updated 23 minutes ago

31

Good

Primary Pollutant: O3

O3	69 µg/m3 (31)
PM2.5	3 µg/m3 (12)
PM10	5 µg/m3 (5)

CO	241 µg/m3 (2)
NO2	3 µg/m3 (2)
SO2	1 µg/m3 (0)

Source: CAMS, Vaisala Xweather

Nearby Stations

Station	AQI	Primary Pollutant	PM2.5 (AQI)	PM10 (AQI)	NO2 (AQI)	OZONE (AQI)	CO (AQI)	SO2 (AQI)
Lewistown	33	O3	3 (12)	2 (2)	n/a	73 (33)	n/a	n/a
Lewistown	34	O3	1.7 (7)	6 (5)	n/a	74 (34)	n/a	n/a

Source: Montana DEQ, Unknown Governmental Organization

Extended Forecast


Hour
AQI
Primary
Wind Dir

Wind Speed ( mph kmh)
Temp (°F°C)

Wednesday, May 1		Thursday, May 2																								Friday, May 3																								Saturday, May 4																								Sunday, May 5
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	8pm	9pm	10pm
32	31	34	36	22	20	19	19	20	23	25	26	26	25	21	18	16	16	19	24	28	32	36	37	37	36	35	35	35	34	33	32	31	31	31	32	34	35	35	36	35	34	34	34	34	34	32	31	31	31	28	26	26	25	25	25	25	26	27	34	40	41	41	39	38	39	40	40	38	43	41	40	39	39	39	38	38	37	35	32	29	28	27	26	27	29	30	33	35	38	38	39	39	36	32	29	26
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	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	PM2.5	O3

WSW	WSW	WSW	WSW	WSW	WSW	W	W	W	W	W	WNW	WNW	WNW	NW	NW	NW	WNW	NW	NW	NW	NW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	NW	NW	NW	NW	NW	NW	SSW	SSW	SSW	SSE	SSE	SSE	SSE	SSE	SSE	SSE	SSE	SSE	SE	SE	SE	SE	SE	SE	SE	SE	SE	SE	SE	SE	SE	SE	SE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	E	E	E	E	E	E	NW	NW	NW	NW	NW
10 16	10 16	10 16	13 20	13 22	17 27	15 24	17 27	18 29	18 29	18 29	18 29	19 30	19 31	19 30	18 29	19 31	18 29	19 31	19 31	18 29	16 25	13 22	13 22	13 22	13 20	11 18	11 18	11 18	13 22	13 22	13 22	13 20	13 20	13 20	12 20	12 20	13 22	15 23	15 23	15 23	15 23	13 22	12 20	11 18	9 15	8 12	6 9	6 9	6 9	6 9	6 9	6 9	6 9	6 9	6 9	6 9	7 11	8 13	9 14	10 16	11 18	12 20	13 21	13 21	14 22	14 23	14 23	15 24	15 24	15 24	15 24	15 25	15 25	16 25	15 24	14 23	13 22	13 20	12 19	11 18	11 18	11 18	11 18	11 18	11 18	11 18	11 18	12 19	12 19	12 19	12 19	12 20	12 19	12 19	12 19	12 19
31 -0.4	31 -0.5	30 -1.2	30 -1.2	31 -0.4	30 -1	31 -0.5	31 -0.5	30 -1.1	31 -0.5	31 -0.7	33 0.6	35 1.7	35 1.7	34 1.3	35 1.8	37 2.6	37 2.7	37 2.6	38 3.4	37 2.7	36 2.1	34 1.2	32 -0.1	31 -0.5	30 -1.1	31 -0.5	30 -1.2	30 -1.2	29 -1.6	28 -2.3	28 -2.3	28 -2.3	29 -1.6	30 -1.2	32 0	34 1.2	36 2.3	38 3.4	40 4.3	41 5.3	43 6.2	44 6.5	44 6.9	45 7.2	42 5.5	39 3.9	36 2.2	34 1.1	32 0	30 -1	29 -1.5	29 -1.9	28 -2.3	28 -2.5	27 -2.6	27 -2.8	31 -0.4	36 2.1	40 4.5	45 7.2	50 10	55 12.7	56 13.6	58 14.5	60 15.5	60 15.7	61 15.9	61 16	58 14.7	56 13.3	53 11.9	51 10.5	48 9.1	46 7.7	45 7.2	44 6.6	43 6.1	42 5.6	41 5	40 4.5	43 6.3	47 8.2	50 10	53 11.9	57 13.7	60 15.6	60 15.8	61 16.1	61 16.3	62 16.5	62 16.8	63 17	60 15.7	58 14.3	55 12.9	53 11.5

Source: CAMS, Vaisala Xweather

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