Ashburn, Virginia Weather Forecast

Local

Ashburn, VA, US

39.04372, -77.48749

Air Quality

Updated 42 minutes ago

Moderate

Primary Pollutant: PM2.5

O3	67 µg/m3 (30)
PM2.5	14 µg/m3 (55)
PM10	26 µg/m3 (24)

CO	435 µg/m3 (4)
NO2	19 µg/m3 (9)
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	32	O3	6.1 (25)	12 (11)	n/a	71 (32)	n/a	0.786 (0)
Middleway	37	O3	8.2 (34)	17 (15)	n/a	82 (37)	n/a	n/a
Haymarket	47	O3	n/a	n/a	4.512 (2)	104 (47)	n/a	n/a
Remington	9	O3	n/a	n/a	n/a	20 (9)	n/a	n/a
Aquia Harbour	2	O3	n/a	n/a	n/a	3.92 (2)	n/a	n/a
Ashburn	41	O3	7.8 (32)	13 (12)	5.64 (3)	90 (41)	n/a	n/a
Arlington	34	O3	n/a	n/a	6.204 (3)	74 (34)	115 (1)	n/a
Martinsburg	40	O3	n/a	n/a	n/a	88 (40)	n/a	n/a
Washington D.C.	17	PM2.5	4 (17)	n/a	n/a	n/a	n/a	n/a
Washington D.C.	35	O3	5 (21)	13 (12)	11 (6)	76 (35)	344 (3)	n/a

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

Extended Forecast


Hour
AQI
Primary
Wind Dir

Wind Speed ( mph kmh)
Temp (°F°C)

Friday, Jul 26			Saturday, Jul 27																								Sunday, Jul 28																								Monday, Jul 29																								Tuesday, Jul 30
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	2pm	3pm	4pm	5pm	6pm	7pm	8pm	9pm
54	58	57	60	62	51	49	46	46	46	48	44	36	29	39	38	37	38	39	41	44	46	46	36	44	44	34	32	30	28	28	28	28	32	39	40	35	36	42	46	48	51	56	56	53	52	46	38	39	33	28	33	37	38	42	42	43	43	46	42	41	46	54	55	64	85	93	109	118	142	113	86	76	75	72	67	65	64	63	61	59	59	56	59	59	59	70	75	79	83	66	50	45	43	41	42	42
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	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	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	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	O3	O3	O3	O3	O3	O3	O3	O3	O3	PM2.5	PM2.5

ESE	SE	SSE	WSW	N	N	N	NNW	N	N	NNW	N	NNE	NE	NE	NE	NE	NE	NE	NE	NE	ENE	ENE	E	ESE	SE	SSE	S	SSW	SW	SW	W	WNW	NW	NW	NW	WNW	WNW	SW	SW	SW	SSW	SSW	SSW	S	S	S	S	S	S	S	S	S	S	S	S	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	S	S	S	SSW	SSW	SSW	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
4 7	3 5	3 5	1 2	2 4	3 5	3 5	3 5	3 5	3 5	4 7	4 7	4 7	5 9	6 9	6 9	5 7	6 9	6 9	6 9	6 9	4 7	4 7	4 7	3 5	3 5	3 5	3 5	3 5	3 5	3 5	2 4	2 4	2 4	2 4	2 4	2 4	3 5	3 5	3 5	3 4	2 4	3 5	4 6	4 7	5 8	5 8	6 9	6 10	7 11	8 13	7 11	6 10	6 9	5 8	4 7	3 5	3 5	3 5	3 5	3 5	3 5	3 5	4 7	5 8	6 9	6 9	6 9	6 9	6 10	6 10	7 11	7 11	6 10	6 10	6 10	6 9	6 9	6 9	6 10	6 10	6 10	7 11	7 11	7 12	8 13	8 14	9 14	10 15	10 16	10 16	10 16	10 15	9 15	9 15	9 14	8 14
77 24.9	74 23.2	71 21.5	67 19.5	66 18.7	64 17.7	63 17.2	61 16.2	60 15.6	61 16.2	64 17.7	69 20.6	73 22.7	78 25.6	81 27.2	84 28.8	85 29.5	86 30	88 31.2	88 31.2	86 30	85 29.6	84 28.8	81 27.2	78 25.5	75 23.8	73 22.7	71 21.7	70 21.1	68 20	67 19.5	66 18.8	66 18.8	66 18.8	67 19.5	70 21.2	75 23.8	79 26.3	84 28.8	86 29.8	87 30.8	89 31.8	89 31.9	90 32	90 32.2	88 31.1	86 29.9	84 28.8	82 27.7	80 26.6	78 25.5	77 24.8	75 24.1	74 23.4	73 22.8	72 22.3	71 21.7	72 22.3	73 22.8	74 23.4	78 25.6	82 27.8	86 30	88 30.9	89 31.8	91 32.7	91 32.7	91 32.7	91 32.7	89 31.4	86 30.1	84 28.8	82 27.9	81 27	79 26.1	77 25.2	76 24.2	74 23.3	74 23.3	74 23.3	74 23.3	74 23.3	74 23.3	74 23.3	76 24.2	77 25.1	79 26	81 27	82 27.9	84 28.8	83 28.4	82 27.9	82 27.5	81 27.1	80 26.6	79 26.2	78 25.6

Source: CAMS, Vaisala Xweather