Northern Virginia
Rise 6:20AM
Set 8:09PM
Reporting Location : Ashburn, VA
Partly sunny. Warm.
Rise 6:20AM
Set 8:09PM
Waxing crescent
Rise1:10PM
Set11:24PM
SUNDAY AFTERNOON
IAD / No delays
Air Quality Observations
Station Name | Concentration | Category |
---|---|---|
Rockville | 51 ppb | ![]() |
South Carroll | 52 ppb | ![]() |
Frederick Airport | 51 ppb | ![]() |
Hagerstown | 50 ppb | ![]() |
Air Quality Forecast
Date | Pollutant | Concentration | Category |
---|---|---|---|
09 Aug | Particulates smaller than 2.5 microns | 34 ppb | ![]() |
10 Aug | Particulates smaller than 2.5 microns | 39 ppb | ![]() |
11 Aug | Particulates smaller than 2.5 microns | 39 ppb | ![]() |
12 Aug | Particulates smaller than 2.5 microns | 39 ppb | ![]() |
13 Aug | Particulates smaller than 2.5 microns | 44 ppb | ![]() |
14 Aug | Particulates smaller than 2.5 microns | 44 ppb | ![]() |
15 Aug | Particulates smaller than 2.5 microns | n/a | ![]() |
Rise 6:20AM
Set 8:09PM
Waxing crescent
Rise1:10PM
Set11:24PM
SUNDAY AFTERNOON
IAD / No delays
Extended Forecast
Date | Category | Reason |
---|---|---|
11 Aug Sunday | ![]() |
well-mixed atmosphere, low pressure |
12 Aug Monday | ![]() |
well-mixed atmosphere, low pressure |
13 Aug Tuesday | ![]() |
well-mixed atmosphere, low pressure |
14 Aug Wednesday | ![]() |
well-mixed atmosphere, low pressure |
15 Aug Thursday | ![]() |
well-mixed atmosphere, low pressure |
16 Aug Friday | ![]() |
well-mixed atmosphere, low pressure |
17 Aug Saturday | ![]() |
well-mixed atmosphere, low pressure |
Detailed Forecast
Date | Category | Reason |
---|---|---|
11 Aug Afternoon | ![]() |
well-mixed atmosphere, low pressure |
11 Aug Evening | ![]() |
well-mixed atmosphere, low pressure |
12 Aug Night | ![]() |
well-mixed atmosphere, low pressure |
12 Aug Morning | ![]() |
well-mixed atmosphere, low pressure |
12 Aug Afternoon | ![]() |
well-mixed atmosphere, low pressure |
12 Aug Evening | ![]() |
well-mixed atmosphere, low pressure |
13 Aug Night | ![]() |
well-mixed atmosphere, low pressure |
13 Aug Morning | ![]() |
well-mixed atmosphere, low pressure |