Ashburn, Virginia Weather Forecast

Local

Ashburn, VA, US

39.04372, -77.48749

Air Quality

Updated 6 minutes ago

Good

Primary Pollutant: PM2.5

O3	61 µg/m3 (28)
PM2.5	7 µg/m3 (29)
PM10	7 µg/m3 (6)

CO	419 µg/m3 (4)
NO2	8 µg/m3 (4)
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	4.2 (17)	9 (8)	n/a	71 (32)	n/a	n/a
Middleway	29	O3	3.7 (15)	9 (8)	n/a	63 (29)	n/a	n/a
Haymarket	33	O3	n/a	n/a	1.504 (1)	73 (33)	n/a	n/a
Remington	25	O3	n/a	n/a	n/a	55 (25)	n/a	n/a
Ashburn	32	O3	5.5 (23)	12 (11)	3.384 (2)	71 (32)	n/a	n/a
Aquia Harbour	33	O3	n/a	n/a	n/a	73 (33)	n/a	n/a
Arlington	32	O3	n/a	n/a	5.076 (3)	71 (32)	115 (1)	n/a
Martinsburg	29	O3	n/a	n/a	n/a	63 (29)	n/a	n/a
Washington D.C.	33	O3	4 (17)	n/a	5.64 (3)	73 (33)	n/a	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)

Saturday, Apr 27																		Sunday, Apr 28																								Monday, Apr 29																								Tuesday, Apr 30																								Wednesday, May 1
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
29	30	28	29	25	27	30	31	30	30	31	32	34	34	31	28	27	26	26	24	23	21	20	21	24	25	24	26	31	35	38	40	42	43	43	42	40	36	32	34	28	25	26	26	23	24	24	28	32	39	44	38	32	38	43	47	48	51	55	67	64	65	60	62	59	63	56	56	60	32	29	29	29	29	30	33	38	43	47	54	68	59	51	47	42	42	43	43	38	38	33	31	29	29	29	29	29
PM2.5	PM2.5	PM2.5	PM2.5	O3	O3	O3	O3	O3	O3	O3	O3	O3	O3	O3	O3	O3	O3	O3	O3	O3	O3	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	O3	O3	O3	O3	O3	O3	O3	O3	O3	O3	O3	O3	PM2.5	PM2.5	O3	O3	O3	O3	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	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	O3

SE	SE	SSE	SSE	SSE	SSE	SSE	SSE	SSE	SSE	SSE	SSE	S	SSE	SE	SE	SSE	SSE	S	S	S	S	S	S	S	SSW	SSW	SSW	SW	SSW	SW	SW	SW	SSW	SSW	SSW	SSW	SSW	SSW	SW	SW	SSW	SW	SW	SW	WSW	WSW	WSW	W	W	W	W	WNW	WNW	WNW	NW	NW	NW	WNW	S	SE	ESE	ESE	SE	SSE	SSE	S	S	SSW	SW	SSW	SW	SW	SW	SW	WNW	NW	NNW	NNW	NW	WNW	W	NW	NW	NW	NW	NNW	NW	NW	WNW	W	WNW	WNW	NW	NW	NW	NW
5 9	6 10	6 10	9 14	9 15	9 15	9 14	9 15	9 15	10 15	9 15	9 14	8 13	8 13	7 12	7 11	7 11	6 10	7 11	7 11	6 10	6 9	5 8	5 8	5 8	4 7	4 7	4 6	4 6	4 6	4 6	4 7	5 8	6 10	8 13	7 12	5 9	5 7	5 7	6 9	6 10	6 10	7 11	6 10	5 9	4 7	3 5	3 5	3 5	3 6	3 5	4 6	4 7	5 8	5 8	5 7	4 6	2 4	0 0	1 2	2 3	2 4	4 6	4 7	3 6	5 8	4 6	4 7	6 9	4 7	4 6	4 6	2 4	3 4	2 3	1 2	2 3	4 6	3 5	3 4	3 5	3 5	8 12	13 21	10 16	7 12	4 6	5 8	3 4	3 5	4 7	5 9	7 11	7 11	6 10	6 10	6 9
48 9	49 9.7	51 10.5	52 11.4	54 12.3	56 13.1	57 13.9	58 14.5	59 15	60 15.8	62 16.8	64 17.7	64 17.5	63 17.1	61 16.4	60 15.5	59 14.8	57 14.1	56 13.6	55 13	55 12.5	54 12.1	53 11.8	53 11.5	53 11.6	54 12.1	58 14.5	64 17.7	69 20.5	74 23.3	78 25.3	80 26.9	83 28.2	84 28.7	84 29	84 29.1	83 28.4	81 27.2	78 25.3	75 23.8	73 22.6	71 21.4	69 20.4	67 19.3	65 18.3	63 17.4	62 16.6	60 15.7	62 16.8	64 17.9	66 18.9	71 21.5	75 24.1	80 26.7	82 27.8	84 28.9	86 30.1	86 30.1	86 30.1	86 30.1	84 28.9	82 27.7	80 26.4	77 25.1	75 23.8	73 22.5	71 21.6	69 20.8	68 19.9	66 18.9	64 17.9	62 16.9	64 17.8	65 18.6	67 19.3	71 21.7	75 24	80 26.4	81 27.4	83 28.4	85 29.4	84 28.8	83 28.4	82 27.8	80 26.4	77 25	74 23.6	73 22.6	71 21.6	69 20.5	68 19.9	67 19.2	65 18.5	64 18	63 17.4	62 16.9	63 17.5

Source: CAMS, Vaisala Xweather