Saint Charles, Missouri Weather Forecast | AerisWeather

Local

Saint Charles, MO, US

38.78394, -90.48123

Air Quality

Updated 36 minutes ago

39

Good

Primary Pollutant: PM2.5

O3	18 µg/m3 (8)
PM2.5	10 µg/m3 (39)
PM10	11 µg/m3 (10)

CO	77 µg/m3 (1)
NO2	5 µg/m3 (3)
SO2	2 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)
Alton	35	O3	n/a	n/a	n/a	76 (35)	n/a	n/a
Jerseyville	34	O3	4 (17)	n/a	n/a	74 (34)	n/a	n/a
Granite City	64	PM2.5	18 (64)	n/a	n/a	n/a	n/a	n/a
Wood River	35	O3	2.8 (12)	n/a	n/a	76 (35)	n/a	n/a
East Saint Louis	29	O3	3.5 (14)	n/a	n/a	63 (29)	n/a	n/a
Foley	24	O3	n/a	n/a	n/a	53 (24)	n/a	n/a
Earth City	8	NO2	n/a	n/a	16 (8)	n/a	n/a	0 (0)
Brooklyn	25	PM10	0.6 (2)	28 (25)	27 (13)	49 (22)	344 (3)	1.048 (1)
Brooklyn	27	PM2.5	6.6 (27)	18 (16)	n/a	n/a	n/a	n/a

Source: Illinois EPA, Missouri Department of Natural Resources

Extended Forecast


Hour
AQI
Primary
Wind Dir

Wind Speed ( mph kmh)
Temp (°F°C)

Thursday, May 9																								Friday, May 10																								Saturday, May 11																								Sunday, May 12
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	11pm	12am
39	41	38	34	19	19	22	20	20	26	29	30	31	32	32	32	32	26	33	26	27	24	20	15	13	12	13	11	9	11	16	20	16	20	19	24	26	28	31	33	34	32	30	26	19	17	20	20	16	17	18	19	22	23	22	24	25	27	31	33	34	36	37	37	38	38	38	39	32	26	26	29	33	38	38	39	41	38	38	43	46	42	39	43	46	50	50	50	51	46	42	39	35	30	26	25	25
PM2.5	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	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	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	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	O3	O3	O3	O3	O3	PM2.5

S	SW	W	W	W	W	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	NW	NW	NNW	NNW	NNW	NNW	N	NNW	NNW	NNW	NNW	NNW	NNW	NW	NNW	NNW	NNW	NNW	NNW	NNW	NNW	NNW	NW	NW	NW	NW	NW	NW	WNW	WNW	W	WSW	WSW	WSW	WSW	W	W	W	WNW	WNW	WNW	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW	WNW	W	W	WSW	WSW	WSW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SSW	SSW	S	S	S	S	S	S
8 13	7 12	8 13	10 16	10 16	11 18	11 17	11 17	11 17	12 19	14 22	15 25	17 27	18 29	18 30	18 29	18 29	16 26	14 23	13 20	10 16	9 14	8 13	7 11	7 11	7 10	7 11	7 11	6 10	7 11	7 11	7 11	7 12	9 14	10 17	10 17	10 17	10 17	11 17	11 17	11 18	10 16	9 15	8 13	7 11	6 9	5 9	6 10	6 10	7 11	7 12	8 13	8 13	8 13	8 13	8 13	9 15	10 16	11 18	12 20	13 21	14 22	14 22	14 22	14 22	13 20	11 18	10 16	8 13	7 11	6 10	6 9	5 9	6 9	5 9	5 9	5 9	6 9	6 10	6 10	7 11	8 12	8 13	9 14	9 15	10 16	10 16	10 16	10 16	10 15	10 15	10 16	10 16	9 15	9 14	9 14	9 15
67 19.4	66 18.8	65 18.4	65 18.4	65 18.2	64 18	63 17.4	64 17.5	65 18.2	66 18.9	68 19.9	69 20.8	71 21.6	72 22.2	72 22.3	72 22.3	72 22	70 21.3	68 19.9	66 18.9	63 17.2	61 16	59 15.2	58 14.5	57 13.7	56 13.1	55 12.7	54 12.5	54 12.2	54 12.3	54 12	54 12.2	56 13.2	59 14.8	61 16.4	63 17.4	65 18.5	67 19.6	68 19.9	69 20.3	69 20.7	69 20.3	68 19.9	67 19.5	64 18	62 16.6	59 15.1	58 14.6	57 14	56 13.5	56 13.4	56 13.2	55 13	56 13.1	56 13.1	56 13.2	59 15.2	63 17.3	67 19.3	69 20.4	71 21.5	73 22.6	73 22.9	74 23.1	74 23.4	73 22.8	72 22.1	71 21.4	68 19.9	65 18.3	62 16.8	61 15.9	59 15.1	58 14.2	57 13.7	56 13.2	55 12.7	55 12.8	55 12.9	55 13	60 15.6	65 18.3	70 21	73 22.6	75 24.1	78 25.7	79 26	79 26.4	80 26.7	79 25.8	77 24.9	75 24.1	73 22.7	70 21.3	68 19.9	67 19.2	65 18.5

Source: CAMS, Vaisala Xweather

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