Northern Virginia
Rise 6:24AM
Set 8:02PM
Reporting Location : Ashburn, VA
More clouds than sun. Warm.
Rise 6:24AM
Set 8:02PM
Waxing gibbous
Rise6:20PM
Set2:16AM
FRIDAY AFTERNOON
IAD / No delays
Air Quality Observations
Station Name | Concentration | Category |
---|---|---|
Rockville | 40 ppb | ![]() |
Shenandoah NP | 49 ppb | ![]() |
MORGANTOWN | 50 ppb | ![]() |
Frederick Airport | 43 ppb | ![]() |
WIDEWATER | 51 ppb | ![]() |
CORBIN | 47 ppb | ![]() |
SUMERDUCK | 38 ppb | ![]() |
Air Quality Forecast
Date | Pollutant | Concentration | Category |
---|---|---|---|
14 Aug | Particulates smaller than 2.5 microns | 66 ppb | ![]() |
15 Aug | Particulates smaller than 2.5 microns | 62 ppb | ![]() |
16 Aug | Particulates smaller than 2.5 microns | 64 ppb | ![]() |
17 Aug | Particulates smaller than 2.5 microns | 55 ppb | ![]() |
18 Aug | Particulates smaller than 2.5 microns | 44 ppb | ![]() |
19 Aug | Particulates smaller than 2.5 microns | n/a | ![]() |
20 Aug | Particulates smaller than 2.5 microns | n/a | ![]() |
Rise 6:24AM
Set 8:02PM
Waxing gibbous
Rise6:20PM
Set2:16AM
FRIDAY AFTERNOON
IAD / No delays
Extended Forecast
Date | Category | Reason |
---|---|---|
16 Aug Friday | ![]() |
precipitation, well-mixed atmosphere, low pressure |
17 Aug Saturday | ![]() |
precipitation, well-mixed atmosphere, low pressure |
18 Aug Sunday | ![]() |
precipitation, well-mixed atmosphere, low pressure |
19 Aug Monday | ![]() |
precipitation, well-mixed atmosphere, low pressure |
20 Aug Tuesday | ![]() |
strong winds, well-mixed atmosphere, low pressure |
21 Aug Wednesday | ![]() |
well-mixed atmosphere, low pressure |
22 Aug Thursday | ![]() |
well-mixed atmosphere, low pressure |
Detailed Forecast
Date | Category | Reason |
---|---|---|
16 Aug Afternoon | ![]() |
well-mixed atmosphere, low pressure |
16 Aug Evening | ![]() |
well-mixed atmosphere, low pressure |
17 Aug Night | ![]() |
precipitation, well-mixed atmosphere, low pressure |
17 Aug Morning | ![]() |
well-mixed atmosphere, low pressure |
17 Aug Afternoon | ![]() |
well-mixed atmosphere, low pressure |
17 Aug Evening | ![]() |
precipitation, well-mixed atmosphere, low pressure |
18 Aug Night | ![]() |
precipitation, well-mixed atmosphere, low pressure |
18 Aug Morning | ![]() |
precipitation, well-mixed atmosphere, low pressure |