Ashburn, Virginia Weather Forecast

Local

Ashburn, VA, US

39.04372, -77.48749

Air Quality

Updated an hour ago

Moderate

Primary Pollutant: PM2.5

O3	105 µg/m3 (48)
PM2.5	15 µg/m3 (57)
PM10	31 µg/m3 (28)

CO	537 µg/m3 (5)
NO2	6 µg/m3 (3)
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	49	PM2.5	12 (49)	22 (20)	n/a	69 (31)	n/a	1.834 (1)
Middleway	41	PM2.5	9.9 (41)	19 (17)	n/a	63 (29)	n/a	n/a
Haymarket	24	O3	n/a	n/a	3.948 (2)	53 (24)	n/a	n/a
Remington	27	O3	n/a	n/a	n/a	59 (27)	n/a	n/a
Ashburn	55	PM2.5	14 (55)	25 (23)	12 (6)	65 (29)	n/a	n/a
Aquia Harbour	30	O3	n/a	n/a	n/a	67 (30)	n/a	n/a
Arlington	27	O3	n/a	n/a	11 (6)	59 (27)	229 (2)	n/a
Martinsburg	23	O3	n/a	n/a	n/a	51 (23)	n/a	n/a
Washington D.C.	68	PM2.5	20 (68)	n/a	n/a	n/a	n/a	n/a
Washington D.C.	55	PM2.5	14 (55)	n/a	16 (8)	67 (30)	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)

Sunday, Apr 28											Monday, Apr 29																								Tuesday, Apr 30																								Wednesday, May 1																								Thursday, May 2
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
55	65	61	62	62	41	36	35	39	37	28	25	26	26	28	32	36	44	50	48	40	37	39	45	48	52	56	61	66	57	39	35	34	28	23	24	24	24	24	24	24	25	28	28	25	29	33	36	40	44	50	64	88	85	78	63	63	62	57	66	63	64	67	66	65	65	65	58	38	33	36	39	43	46	45	45	45	40	35	38	44	50	51	54	59	62	63	62	59	57	54	52	50	44	38	37	40
PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	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	O3	O3	O3	O3	O3	O3	O3	O3	O3	PM2.5	PM2.5	PM2.5	O3	O3	O3	O3	O3	O3	PM2.5	PM2.5	PM2.5	PM2.5	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	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

WSW	WSW	SSW	SSW	SW	SW	SW	SW	WSW	WSW	W	W	SW	WSW	WSW	WSW	W	W	NW	NW	WNW	WNW	W	W	SW	SSW	SSW	S	S	S	SSE	SE	SE	SSE	SSE	S	S	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SW	WNW	NNW	NNW	NNW	NW	NW	NW	WNW	WNW	WNW	WNW	WNW	NW	NW	NW	NW	NNW	NNW	NNW	NNW	NNW	N	NNE	NNE	E	SE	SE	SE	SSE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	SE	SE	SE	SE
3 6	4 7	5 8	7 11	7 11	5 8	4 6	4 7	4 7	4 7	4 7	3 5	3 4	3 5	4 6	3 6	3 5	3 5	3 5	2 4	2 3	2 3	2 3	2 2	1 2	2 3	2 4	3 5	5 7	4 7	3 6	7 11	7 12	6 10	5 8	6 9	6 10	6 10	5 9	5 8	4 6	4 6	4 7	3 6	4 6	4 6	4 6	5 8	5 8	5 9	6 9	6 10	7 11	7 11	8 12	8 13	7 11	6 10	5 8	5 8	6 9	6 10	7 11	6 10	6 9	5 9	6 9	6 10	7 12	8 13	8 13	7 12	6 10	5 9	5 8	4 7	4 7	3 5	2 4	2 4	3 5	3 5	2 4	2 3	4 7	5 8	5 7	4 7	4 6	4 6	4 7	5 8	5 8	5 8	4 7	4 7	5 8
78 25.4	81 27.2	82 28	83 28.5	83 28.6	82 27.9	80 26.9	77 25.1	74 23.6	73 22.8	72 22	70 21	68 20.1	66 19	64 18	62 16.8	60 15.6	60 15.4	60 15.8	65 18.4	71 21.6	76 24.7	81 27.3	84 28.9	86 30	87 30.7	88 30.9	88 31.1	88 31.2	87 30.7	86 29.8	82 27.8	79 26.2	78 25.3	76 24.3	74 23.3	72 22.3	70 21.4	67 19.2	65 18.5	64 17.8	65 18.2	66 18.7	66 19.1	70 21.4	74 23.6	79 25.9	80 26.9	82 28	84 29.1	84 28.9	84 28.8	84 28.7	81 27.1	78 25.5	75 23.9	73 23	71 21.9	70 21	69 20.5	68 20.1	67 19.6	66 19.1	65 18.5	64 17.9	65 18.3	66 18.7	66 19	68 20.2	71 21.4	73 22.5	75 23.7	77 24.8	79 26	79 25.9	78 25.8	78 25.7	77 24.8	75 23.9	73 23	72 22	70 21	68 19.9	67 19.2	65 18.5	64 17.7	63 17.2	62 16.7	61 16.1	62 16.5	62 16.9	63 17.3	66 18.7	68 20.1	71 21.6	73 22.7	75 24

Source: CAMS, Vaisala Xweather