Northern Virginia
Rise 6:26AM
Set 7:59PM
Reporting Location : Ashburn, VA
Broken clouds. Warm.
Rise 6:26AM
Set 7:59PM
Waxing gibbous
Rise7:46PM
Set4:40AM
SUNDAY MORNING
IAD / No delays
Air Quality Observations
Station Name | Concentration | Category |
---|---|---|
BUTLER MANUF. CO NEAR REST | 42 ppb | ![]() |
Rockville | 44 ppb | ![]() |
Shenandoah NP | 48 ppb | ![]() |
South Carroll | 43 ppb | ![]() |
MORGANTOWN | 51 ppb | ![]() |
Frederick Airport | 46 ppb | ![]() |
WIDEWATER | 41 ppb | ![]() |
Hagerstown | 48 ppb | ![]() |
CORBIN | 44 ppb | ![]() |
SUMERDUCK | 37 ppb | ![]() |
Air Quality Forecast
Date | Pollutant | Concentration | Category |
---|---|---|---|
16 Aug | Particulates smaller than 2.5 microns | 65 ppb | ![]() |
17 Aug | Particulates smaller than 2.5 microns | 56 ppb | ![]() |
18 Aug | Particulates smaller than 2.5 microns | 56 ppb | ![]() |
19 Aug | Particulates smaller than 2.5 microns | 44 ppb | ![]() |
20 Aug | Particulates smaller than 2.5 microns | 39 ppb | ![]() |
21 Aug | Particulates smaller than 2.5 microns | 39 ppb | ![]() |
22 Aug | Particulates smaller than 2.5 microns | n/a | ![]() |
Rise 6:26AM
Set 7:59PM
Waxing gibbous
Rise7:46PM
Set4:40AM
SUNDAY MORNING
IAD / No delays
Extended Forecast
Date | Category | Reason |
---|---|---|
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 |
23 Aug Friday | ![]() |
well-mixed atmosphere |
24 Aug Saturday | ![]() |
well-mixed atmosphere, low pressure |
Detailed Forecast
Date | Category | Reason |
---|---|---|
18 Aug Afternoon | ![]() |
well-mixed atmosphere, low pressure |
18 Aug Evening | ![]() |
well-mixed atmosphere, low pressure |
19 Aug Night | ![]() |
well-mixed atmosphere, low pressure |
19 Aug Morning | ![]() |
well-mixed atmosphere, low pressure |
19 Aug Afternoon | ![]() |
precipitation, well-mixed atmosphere, low pressure |
19 Aug Evening | ![]() |
precipitation, well-mixed atmosphere, low pressure |
20 Aug Night | ![]() |
well-mixed atmosphere, low pressure |
20 Aug Morning | ![]() |
well-mixed atmosphere, low pressure |