Potomac, Maryland Weather Forecast | AerisWeather

Local

Potomac, MD, US

39.01817, -77.20859

Air Quality

Updated 20 minutes ago

69

Moderate

Primary Pollutant: PM2.5

O3	34 µg/m3 (16)
PM2.5	21 µg/m3 (69)
PM10	27 µg/m3 (25)

CO	386 µg/m3 (4)
NO2	22 µg/m3 (11)
SO2	7 µg/m3 (4)

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	26	PM2.5	6.4 (26)	13 (12)	n/a	5.88 (3)	n/a	3.144 (2)
Haymarket	12	O3	n/a	n/a	19 (9)	25 (12)	n/a	n/a
Remington	3	O3	n/a	n/a	n/a	5.88 (3)	n/a	n/a
Ashburn	21	PM2.5	5.1 (21)	9 (8)	34 (17)	16 (7)	n/a	n/a
Aquia Harbour	1	O3	n/a	n/a	n/a	1.96 (1)	n/a	n/a
Arlington	31	NO2	n/a	n/a	63 (31)	5.88 (3)	344 (3)	n/a
Washington D.C.	45	PM2.5	11 (45)	n/a	n/a	n/a	n/a	n/a
Washington D.C.	37	PM2.5	9 (37)	21 (19)	48 (24)	20 (9)	458 (4)	n/a
Fairmount Heights	57	PM2.5	15 (57)	n/a	51 (25)	20 (9)	n/a	n/a
Takoma Park	21	NO2	n/a	n/a	43 (21)	24 (11)	n/a	n/a

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

Extended Forecast


Hour
AQI
Primary
Wind Dir

Wind Speed ( mph kmh)
Temp (°F°C)

Friday, Dec 13														Saturday, Dec 14																								Sunday, Dec 15																								Monday, Dec 16																								Tuesday, Dec 17
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	10am
44	46	47	49	38	38	43	56	65	71	71	65	56	48	45	44	45	45	48	48	49	52	54	53	48	44	41	35	35	35	42	50	56	57	56	56	59	59	54	50	47	49	50	54	59	61	62	59	54	50	51	33	29	27	29	32	34	36	50	49	49	48	46	45	43	42	40	33	32	32	34	38	41	34	29	28	28	29	32	49	61	73	78	69	61	52	42	29	25	29	25	25	29	38	50	54	52
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	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	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

N	N	NNW	NNW	NNW	NNW	N	NNE	NE	NE	NE	ENE	ENE	ENE	ENE	ENE	ENE	ENE	ENE	ENE	ENE	ENE	ENE	ENE	ENE	ENE	E	E	E	E	E	E	E	E	E	E	E	E	E	E	E	E	ENE	ENE	ENE	ENE	ENE	ENE	E	E	E	ESE	ESE	ESE	E	E	E	E	E	E	E	E	E	ESE	ESE	ESE	ESE	ESE	ESE	E	E	E	E	E	E	S	S	S	S	S	S	SSE	SSE	SSE	SSE	SSE	SSE	S	S	S	S	S	S	SSW	SSW	SSW	SSW
2 4	2 4	2 4	3 5	3 5	3 5	2 4	2 4	3 5	2 4	2 4	2 4	2 4	2 4	2 4	2 4	2 4	2 4	2 4	2 4	3 5	3 5	3 5	4 7	5 9	5 9	5 9	5 9	5 9	4 7	4 7	3 5	3 5	2 4	2 4	2 4	2 4	3 4	3 5	3 5	3 5	3 5	3 5	3 5	3 5	3 5	4 6	5 8	5 9	6 9	6 10	6 10	6 10	6 9	6 9	5 8	5 8	4 7	4 7	4 6	3 5	3 5	3 4	2 4	2 4	2 4	2 4	2 4	2 4	2 4	3 5	3 5	4 6	4 7	5 8	6 9	5 9	5 8	5 8	5 8	5 7	4 7	5 8	6 9	6 10	7 11	7 12	8 13	8 13	9 14	9 14	9 15	10 16	10 16	10 16	10 17	11 17
33 0.6	34 1.2	36 2.2	38 3.4	38 3.4	38 3.4	38 3.4	36 2.3	34 1.3	33 0.6	32 -0.1	30 -1.2	30 -1.2	30 -1.3	29 -1.6	27 -2.8	28 -2.3	27 -2.8	27 -2.8	26 -3.3	26 -3.3	26 -3.3	27 -2.8	29 -1.6	31 -0.5	33 0.6	35 1.7	37 2.7	37 2.7	38 3.4	37 2.7	36 2.2	34 1.2	32 0	31 -0.5	30 -1.2	29 -1.6	29 -1.6	29 -1.6	29 -1.6	29 -1.8	28 -2	28 -2.2	28 -2	29 -1.8	29 -1.6	31 -0.7	32 0.3	34 1.2	36 2.3	38 3.4	40 4.5	40 4.7	41 4.8	41 5	40 4.6	40 4.2	39 3.8	39 3.8	39 3.8	39 3.8	39 3.8	39 3.8	39 3.8	39 3.9	39 4	39 4.2	40 4.3	40 4.4	40 4.5	42 5.3	43 6.2	45 7	46 7.8	48 8.7	49 9.5	49 9.4	49 9.3	48 9.2	48 9	48 8.9	48 8.8	48 8.8	48 8.8	48 8.8	48 8.8	48 8.8	48 8.8	48 9.1	49 9.4	49 9.6	50 9.9	50 10.2	51 10.5	53 11.4	54 12.4	56 13.3

Source: CAMS, Vaisala Xweather

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