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	49 µg/m3 (22)
PM2.5	10 µg/m3 (41)
PM10	17 µg/m3 (15)

CO	175 µg/m3 (2)
NO2	6 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)
Rose Hill	31	O3	2.5 (10)	5 (5)	n/a	69 (31)	n/a	1.572 (1)
Ashburn	32	O3	2.7 (11)	6 (5)	2.068 (1)	71 (32)	n/a	n/a
Arlington	29	O3	n/a	n/a	3.008 (1)	65 (29)	115 (1)	n/a
Washington D.C.	0	PM2.5	0 (0)	n/a	n/a	n/a	n/a	n/a
Brogue	29	O3	n/a	n/a	n/a	65 (29)	n/a	n/a
East York	29	O3	2.4 (10)	n/a	n/a	63 (29)	n/a	n/a
Washington D.C.	34	O3	n/a	n/a	3.572 (2)	74 (34)	115 (1)	n/a
Fairmount Heights	31	O3	n/a	n/a	4.136 (2)	69 (31)	n/a	n/a
Takoma Park	34	O3	n/a	n/a	1.316 (1)	74 (34)	n/a	n/a
Fairmount Heights	2	CO	n/a	n/a	4.7 (2)	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)

Saturday, Nov 16											Sunday, Nov 17																								Monday, Nov 18																								Tuesday, Nov 19																								Wednesday, Nov 20
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	10am	11am	12pm	1pm
39	36	36	36	24	21	23	22	22	22	21	21	21	20	21	22	25	29	33	42	38	29	25	26	25	25	25	26	35	43	47	52	55	51	47	47	47	43	46	46	43	42	47	46	39	33	42	46	46	43	46	47	52	50	52	57	57	57	57	56	56	55	55	54	53	53	53	48	41	29	25	26	27	27	26	29	48	53	53	52	51	52	52	52	52	52	53	54	55	58	60	62	59	53	49	46	42
PM2.5	PM2.5	PM2.5	PM2.5	O3	O3	O3	O3	O3	O3	O3	O3	PM2.5	O3	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	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	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	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	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	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5

NNW	NNW	NNW	NW	NW	NW	NW	NNW	NNW	NNW	NNW	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW	WNW	WNW	W	W	W	W	W	W	W	WSW	WSW	W	W	W	W	W	W	W	W	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW	NE	NE	NE	NE	NE	NE	S	S	S	S	S	S	SSE	SSE	SSE	SSE	SSE	SSE	SW	SW	SW	SW	SW	SW	WNW	WNW	WNW	WNW	WNW	WNW	S
17 27	16 25	15 23	13 22	11 18	10 16	10 16	10 16	10 15	9 14	8 13	7 11	7 11	6 9	6 9	6 9	6 10	6 9	6 9	5 8	6 9	7 11	7 11	6 9	6 9	6 9	6 9	6 9	6 9	4 6	3 5	3 5	2 4	2 4	2 4	3 5	3 5	4 6	5 7	5 8	5 8	5 9	6 9	7 11	8 13	9 14	10 16	10 17	11 18	11 17	10 17	10 16	9 14	8 13	7 11	6 10	6 9	5 8	4 7	4 6	3 5	3 5	3 5	3 5	3 4	2 4	2 4	3 5	3 5	4 6	4 7	5 8	6 9	5 8	4 7	4 6	3 5	3 5	2 4	2 3	2 3	2 3	2 3	2 3	2 2	2 3	2 3	2 4	3 4	3 5	3 5	4 6	4 7	5 8	6 9	6 10	7 11
58 14.5	61 15.9	60 15.7	59 15.1	56 13.4	52 11.2	49 9.5	48 8.7	45 7.4	45 7.2	43 6.2	43 5.9	40 4.5	40 4.5	39 3.6	37 3	37 3	35 1.7	35 1.7	39 4.1	46 7.7	52 10.9	54 12.2	56 13.6	59 15	60 15.6	61 16.2	59 15	57 13.6	53 11.5	49 9.2	46 7.7	45 7.2	45 7	43 6.3	42 5.7	42 5.4	42 5.6	42 5.7	43 5.9	43 5.9	43 6	43 6	48 8.8	53 11.5	58 14.3	60 15.6	63 17	65 18.4	65 18.2	64 18	64 17.7	61 16.1	58 14.4	55 12.7	53 11.8	52 10.9	50 10	48 9	47 8.1	45 7.2	44 6.9	44 6.7	44 6.4	43 6.1	43 5.9	42 5.6	45 7.3	48 8.9	51 10.6	54 12.3	57 13.9	60 15.6	59 15.1	58 14.6	57 14.1	57 13.7	56 13.2	55 12.7	54 12.1	53 11.6	52 11.1	51 10.6	50 10	49 9.5	49 9.3	48 9.1	48 9	48 8.8	47 8.6	47 8.4	50 10.1	53 11.9	56 13.6	60 15.3	63 17.1	66 18.8

Source: CAMS, Vaisala Xweather