Columbia, Maryland Weather Forecast

Local

Columbia, MD, US

39.24038, -76.83942

Air Quality

Updated 39 minutes ago

Moderate

Primary Pollutant: PM2.5

O3	70 µg/m3 (32)
PM2.5	19 µg/m3 (64)
PM10	42 µg/m3 (38)

CO	420 µg/m3 (4)
NO2	14 µg/m3 (7)
SO2	13 µg/m3 (7)

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	29	O3	4.3 (18)	9 (8)	n/a	63 (29)	n/a	1.572 (1)
Ashburn	35	O3	4.2 (17)	11 (10)	4.136 (2)	76 (35)	n/a	n/a
Arlington	29	O3	n/a	n/a	14 (7)	63 (29)	229 (2)	n/a
Washington D.C.	37	PM2.5	9 (37)	n/a	n/a	n/a	n/a	n/a
Brogue	24	O3	n/a	n/a	n/a	53 (24)	n/a	n/a
Washington D.C.	33	PM2.5	8 (33)	n/a	12 (6)	65 (29)	344 (3)	n/a
Fairmount Heights	29	PM2.5	7 (29)	n/a	19 (9)	49 (22)	n/a	n/a
Takoma Park	29	O3	n/a	n/a	9.776 (5)	63 (29)	n/a	n/a
Fairmount Heights	33	PM2.5	8 (33)	n/a	19 (10)	n/a	229 (2)	n/a
Eldersburg	33	O3	n/a	n/a	n/a	73 (33)	n/a	n/a

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

Extended Forecast


Hour
AQI
Primary
Wind Dir

Wind Speed ( mph kmh)
Temp (°F°C)

Monday, May 13													Tuesday, May 14																								Wednesday, May 15																								Thursday, May 16																								Friday, May 17
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	10am	11am
64	61	57	49	50	49	46	44	39	35	29	26	25	24	23	21	19	19	18	17	20	20	26	30	29	30	32	35	33	33	29	29	28	25	24	25	27	28	27	26	25	23	22	23	23	21	22	25	28	31	32	35	35	36	38	37	37	33	30	29	36	34	22	21	21	24	33	31	31	30	32	35	37	40	43	46	46	47	47	44	40	42	48	51	52	50	50	50	52	52	54	56	56	59	53	52	51
PM2.5	PM2.5	PM2.5	PM2.5	O3	O3	O3	O3	O3	O3	O3	O3	O3	O3	O3	O3	O3	O3	O3	O3	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	PM2.5	PM2.5	PM2.5	O3	PM2.5	PM2.5	PM2.5	PM2.5	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	PM2.5	PM2.5	PM2.5	PM2.5

SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	S	SSE	SSE	SSE	S	S	S	S	SSW	SSW	SSW	SSW	SSW	S	S	S	S	S	S	S	S	S	S	S	S	SSE	SSE	SSE	SSE	SSE	SE	SE	SE	SE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	E	E	E	E	ENE	ENE	ENE	ENE	NE	NE	NE	NNE	NNE	NNE	NNE	NNE	N	N	N	N	N	N	N	N	NNE	NNE	NNE	NNE	NNE	NNE	NNE	NE	NE	NE	NE	NNE	NNE	NNE	NNE	NNE	NNE	NNE	NNE	NNE	NE	ENE	E	ESE
7 12	7 11	7 12	8 13	8 12	9 14	9 14	8 13	7 12	8 13	8 13	7 12	7 11	7 11	6 10	6 10	6 9	6 10	7 11	7 11	6 10	6 9	6 9	6 9	7 11	9 14	9 15	10 16	11 17	10 16	11 18	10 15	9 15	9 15	9 15	8 14	9 14	9 14	8 13	8 13	8 12	7 12	7 11	7 11	6 10	5 9	6 10	7 11	7 11	5 9	5 8	5 8	6 9	6 9	6 10	6 10	6 10	6 10	6 9	5 9	6 9	6 10	6 10	6 10	6 9	6 10	6 10	6 10	7 11	8 12	9 14	9 15	10 15	10 15	10 16	10 16	10 15	9 15	8 13	7 12	6 9	5 8	4 6	2 4	2 3	3 4	3 5	3 5	3 5	3 5	3 5	3 6	4 6	4 7	3 6	3 5	3 5
66 19	69 20.7	72 22	73 23	75 23.6	75 24	75 24.1	74 23.5	72 22.3	69 20.7	67 19.3	65 18.2	63 17.1	61 16.1	59 15.2	58 14.4	58 14.2	58 14.2	58 14.2	58 14.3	60 15.4	63 17.4	67 19.3	70 20.9	70 20.9	70 21	69 20.5	71 21.9	72 22.1	72 22.1	67 19.2	66 18.7	65 18.3	64 17.9	64 17.6	63 17.3	63 17.2	62 16.9	62 16.6	62 16.5	60 15.7	60 15.6	60 15.6	60 15.8	61 16.1	62 16.4	63 17	64 17.6	65 18.2	65 18.4	65 18.6	66 18.8	65 18.5	65 18.3	65 18.1	64 17.9	64 17.8	64 17.5	63 17.3	63 17	62 16.7	62 16.5	61 16.2	61 15.9	60 15.7	60 15.5	59 15.3	60 15.8	61 16.2	62 16.7	64 17.8	66 19	68 20.1	70 20.9	71 21.6	72 22.4	72 22.4	72 22.4	72 22.4	71 21.9	70 21.4	70 20.9	67 19.7	65 18.5	63 17.3	62 16.7	61 16	60 15.4	59 15	58 14.6	58 14.2	60 15.3	61 16.3	63 17.3	66 18.9	69 20.5	72 22

Source: CAMS, Vaisala Xweather