Ellicott City, Maryland Weather Forecast

Local

Ellicott City, MD, US

39.26733, -76.79831

Air Quality

Updated an hour ago

Good

Primary Pollutant: PM2.5

O3	19 µg/m3 (9)
PM2.5	5 µg/m3 (21)
PM10	7 µg/m3 (6)

CO	59 µg/m3 (1)
NO2	1 µg/m3 (1)
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)
Rose Hill	16	O3	3.6 (15)	5 (5)	n/a	35 (16)	n/a	1.048 (1)
Ashburn	17	PM2.5	4 (17)	6 (5)	3.384 (2)	33 (15)	n/a	n/a
Arlington	15	O3	n/a	n/a	9.212 (5)	33 (15)	115 (1)	n/a
Washington D.C.	21	PM2.5	5 (21)	n/a	n/a	n/a	n/a	n/a
Brogue	16	O3	n/a	n/a	n/a	35 (16)	n/a	n/a
East York	20	O3	3 (12)	n/a	n/a	43 (20)	n/a	n/a
Washington D.C.	19	O3	1 (4)	n/a	n/a	41 (19)	344 (3)	n/a
Fairmount Heights	14	O3	3 (12)	n/a	11 (5)	31 (14)	n/a	n/a
Takoma Park	20	O3	n/a	n/a	1.316 (1)	43 (20)	n/a	n/a
Fairmount Heights	8	NO2	2 (8)	n/a	16 (8)	n/a	229 (2)	n/a

Source: Virginia Dept. of Environmental Quality, District of Columbia - Department of Energy and Environment, Pennsylvania Dept. of Environmental Protection

Extended Forecast


Hour
AQI
Primary
Wind Dir

Wind Speed ( mph kmh)
Temp (°F°C)

Sunday, May 5																		Monday, May 6																								Tuesday, May 7																								Wednesday, May 8																								Thursday, May 9
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	1am	2am	3am	4am	5am	6am
21	21	22	24	25	22	24	25	26	26	23	23	20	21	21	20	18	17	17	17	17	21	21	25	26	30	26	22	22	23	26	28	28	32	29	32	30	28	27	44	44	44	47	47	46	50	50	47	40	40	40	44	42	37	42	49	57	54	54	59	59	56	59	63	61	57	58	61	59	56	55	54	54	53	55	55	55	54	50	55	67	60	52	48	46	46	50	50	50	50	46	46	46	46	43	42	38
PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	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	PM2.5	PM2.5	PM2.5	PM2.5	O3	O3	O3	O3	O3	PM2.5	PM2.5	PM2.5	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	PM2.5	PM2.5	PM2.5	PM2.5	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	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	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5

ESE	ESE	ESE	ESE	SE	SE	SSE	S	S	S	SSE	SSE	SSE	SSE	SSE	SSE	SSE	S	S	S	S	S	SSW	SSW	SSW	SSW	SW	WSW	W	W	W	WSW	WSW	WSW	SW	SSW	SSE	ENE	SE	S	W	WNW	WSW	SW	WSW	WNW	NW	NNW	N	N	NNE	ENE	SE	SSE	S	S	S	S	SSW	SSW	SSW	SSE	SSE	SSE	S	SW	SW	SW	SW	SW	SW	SW	WSW	WSW	WSW	W	W	W	WNW	W	WNW	WNW	WNW	WNW	NW	NW	NW	NW	NNW	NNW	NNW	N	NNE	NE	ENE	ENE	E
8 13	8 13	8 13	7 12	6 9	6 9	5 8	6 10	6 10	6 10	7 11	7 11	7 12	7 12	7 11	6 10	6 9	5 8	4 7	5 8	4 7	4 7	4 6	3 5	3 5	3 5	3 6	4 6	4 6	3 5	3 4	3 5	3 5	2 4	1 2	1 2	1 1	3 4	3 5	2 3	1 2	2 2	4 6	2 4	1 2	2 3	2 3	2 3	1 2	1 2	1 2	1 1	1 2	2 3	2 3	3 4	4 7	5 8	5 8	5 8	3 5	2 3	2 3	4 6	3 6	4 7	4 7	5 7	5 8	5 8	5 9	5 8	5 8	5 9	6 10	11 18	13 21	15 23	16 26	16 26	17 27	16 26	15 24	14 23	13 21	12 19	9 15	8 13	7 10	5 9	4 7	5 8	6 9	5 9	5 9	7 10	8 13
53 11.9	53 11.9	54 12.2	55 12.8	56 13.4	58 14.2	59 15	60 15.7	62 16.7	64 17.7	65 18.4	66 19	66 18.8	65 18.5	65 18.1	64 17.6	64 17.5	63 17.3	63 17.1	62 16.9	62 16.5	62 16.6	62 16.7	62 16.8	62 16.9	63 17.1	64 17.8	66 18.9	68 20	70 21	71 21.8	73 22.7	75 24.1	77 25.1	78 25.8	79 26.3	79 25.9	76 24.7	73 22.7	72 22.2	70 21.1	68 19.9	67 19.5	67 19.2	66 18.8	65 18.4	64 18	64 17.6	65 18.1	65 18.6	66 19.1	68 20.2	70 21.4	72 22.5	74 23.1	75 23.8	76 24.5	76 24.2	75 24	75 23.8	74 23.1	72 22.4	71 21.7	70 21.1	69 20.4	67 19.7	67 19.6	67 19.5	67 19.4	67 19.4	67 19.4	67 19.5	68 20	69 20.6	70 21.2	73 22.9	76 24.5	79 26.2	80 26.9	82 27.7	83 28.5	83 28.2	82 27.9	82 27.6	80 26.6	78 25.6	76 24.5	74 23.4	72 22.2	70 21	68 20.1	67 19.2	65 18.2	65 18.1	64 17.9	64 17.7	65 18.2

Source: CAMS, Vaisala Xweather