Chesterfield, Missouri Weather Forecast | AerisWeather

Local

Chesterfield, MO, US

38.66311, -90.57707

Air Quality

Updated 22 minutes ago

37

Good

Primary Pollutant: PM2.5

O3	72 µg/m3 (33)
PM2.5	9 µg/m3 (37)
PM10	29 µg/m3 (26)

CO	309 µg/m3 (3)
NO2	9 µg/m3 (4)
SO2	3 µg/m3 (2)

Source: CAMS, Vaisala Xweather

Nearby Stations

Station	AQI	Primary Pollutant	PM2.5 (AQI)	PM10 (AQI)	NO2 (AQI)	OZONE (AQI)	CO (AQI)	SO2 (AQI)
Alton	23	O3	n/a	n/a	n/a	50 (23)	n/a	n/a
Jerseyville	33	PM2.5	7.9 (33)	n/a	n/a	52 (24)	n/a	n/a
Granite City	39	PM2.5	9.4 (39)	n/a	n/a	n/a	n/a	n/a
Wood River	38	PM2.5	9.2 (38)	n/a	n/a	44 (20)	n/a	n/a
East Saint Louis	51	PM2.5	12 (51)	n/a	n/a	42 (19)	n/a	n/a
Foley	31	O3	n/a	n/a	n/a	68 (31)	n/a	n/a
Earth City	5	NO2	n/a	n/a	9.212 (5)	n/a	n/a	1.31 (1)
Brooklyn	47	PM2.5	11 (47)	49 (45)	11 (6)	40 (18)	229 (2)	1.572 (1)
Brooklyn	92	PM2.5	32 (92)	57 (52)	n/a	n/a	n/a	n/a
Pacific	29	O3	n/a	n/a	n/a	64 (29)	n/a	n/a

Source: AirNow (EPA), Illinois EPA, Missouri Department of Natural Resources

Extended Forecast


Hour
AQI
Primary
Wind Dir

Wind Speed ( mph kmh)
Temp (°F°C)

Thursday, Apr 25															Friday, Apr 26																								Saturday, Apr 27																								Sunday, Apr 28																								Monday, Apr 29
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	1am	2am	3am	4am	5am	6am	7am	8am	9am
39	41	42	43	37	39	40	39	38	37	34	32	31	29	26	25	26	31	32	32	31	29	25	24	24	27	30	37	37	37	38	38	35	34	34	31	32	34	35	34	33	35	36	35	34	34	32	32	34	37	37	36	34	33	32	30	30	29	30	29	28	28	29	30	34	35	35	39	40	39	39	39	39	40	41	41	42	42	41	41	40	39	39	39	39	40	40	41	41	41	41	41	39	38	37	35	33
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	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	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

ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	SE	SE	SE	SE	SE	SE	SE	SE	SSE	SSE	SSE	SSE	SSE	SSE	SSE	SSE	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	S	SSW	SSW
9 15	9 15	10 16	10 16	9 15	9 15	9 15	9 14	9 15	9 14	9 15	9 15	9 15	10 16	10 16	11 18	12 19	13 21	14 23	16 26	16 26	18 29	18 29	19 30	18 29	20 32	19 30	19 31	19 30	20 32	21 33	21 34	19 30	18 29	18 29	18 29	19 31	20 32	21 33	21 34	22 36	22 36	22 36	22 36	22 35	21 34	21 34	22 35	22 36	23 37	23 37	23 37	23 37	22 36	22 36	22 35	21 33	19 31	18 29	18 29	18 29	18 29	19 30	19 31	20 32	20 33	21 33	21 34	22 36	24 38	25 40	26 41	26 42	27 44	26 42	26 41	25 40	25 40	25 40	25 40	23 37	21 35	20 32	19 31	19 30	18 30	18 29	18 30	18 30	18 28	17 27	16 26	16 25	15 24	14 23	14 22	14 22
50 10.1	54 12.4	58 14.2	60 15.8	63 17.2	65 18.1	66 18.7	66 18.8	66 18.6	65 18.1	63 17.2	61 15.9	59 15	58 14.3	57 13.7	56 13.3	55 12.8	55 12.6	54 12.2	53 11.9	53 11.7	53 11.8	53 11.6	53 11.9	55 12.7	57 13.9	59 15.1	61 16.3	64 17.7	67 19.2	70 20.8	72 22.1	73 22.8	72 22.3	72 22.1	71 21.5	70 20.9	69 20.3	68 20.1	68 19.8	67 19.6	67 19.6	67 19.7	67 19.7	67 19.7	67 19.6	67 19.5	69 20.8	72 22	74 23.2	75 24	77 24.8	78 25.6	79 26	80 26.5	80 26.9	79 26.4	79 25.9	78 25.5	76 24.5	74 23.5	73 22.6	72 22.3	72 22	71 21.7	71 21.5	70 21.3	70 21.2	70 21	69 20.8	69 20.5	71 21.5	72 22.5	74 23.4	76 24.3	77 25.1	79 25.9	79 26	79 26.1	79 26.2	78 25.5	76 24.7	75 24	73 22.8	71 21.7	69 20.6	68 20	67 19.5	66 19	66 18.8	65 18.6	65 18.3	65 18.2	64 18	64 17.8	66 18.8	68 19.9

Source: CAMS, Vaisala Xweather

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