Northern Virginia
Rise 6:00AM
Set 8:31PM
Reporting Location : Ashburn, VA
Scattered clouds. Warm.
Rise 6:00AM
Set 8:31PM
Waxing gibbous
Rise7:41PM
Set3:33AM
FRIDAY MORNING
IAD / No delays
Air Quality Observations
Station Name | Concentration | Category |
---|---|---|
Rockville | 43 ppb | ![]() |
Shenandoah NP | 51 ppb | ![]() |
South Carroll | 52 ppb | ![]() |
MORGANTOWN | 53 ppb | ![]() |
Frederick Airport | 52 ppb | ![]() |
WIDEWATER | 50 ppb | ![]() |
Hagerstown | 51 ppb | ![]() |
CORBIN | 50 ppb | ![]() |
SUMERDUCK | 39 ppb | ![]() |
Air Quality Forecast
Date | Pollutant | Concentration | Category |
---|---|---|---|
17 Jul | Particulates smaller than 2.5 microns | 53 ppb | ![]() |
18 Jul | Particulates smaller than 2.5 microns | 53 ppb | ![]() |
19 Jul | Particulates smaller than 2.5 microns | 44 ppb | ![]() |
20 Jul | Particulates smaller than 2.5 microns | 53 ppb | ![]() |
21 Jul | Particulates smaller than 2.5 microns | n/a | ![]() |
22 Jul | Particulates smaller than 2.5 microns | n/a | ![]() |
23 Jul | Particulates smaller than 2.5 microns | n/a | ![]() |
Rise 6:00AM
Set 8:31PM
Waxing gibbous
Rise7:41PM
Set3:33AM
FRIDAY MORNING
IAD / No delays
Extended Forecast
Date | Category | Reason |
---|---|---|
19 Jul Friday | ![]() |
well-mixed atmosphere, low pressure |
20 Jul Saturday | ![]() |
well-mixed atmosphere, low pressure |
21 Jul Sunday | ![]() |
well-mixed atmosphere, low pressure |
22 Jul Monday | ![]() |
precipitation, well-mixed atmosphere, low pressure |
23 Jul Tuesday | ![]() |
precipitation, well-mixed atmosphere, low pressure |
24 Jul Wednesday | ![]() |
precipitation, well-mixed atmosphere, low pressure |
25 Jul Thursday | ![]() |
precipitation, well-mixed atmosphere, low pressure |
Detailed Forecast
Date | Category | Reason |
---|---|---|
19 Jul Morning | ![]() |
well-mixed atmosphere, low pressure |
19 Jul Afternoon | ![]() |
well-mixed atmosphere, low pressure |
19 Jul Evening | ![]() |
well-mixed atmosphere, low pressure |
20 Jul Night | ![]() |
well-mixed atmosphere, low pressure |
20 Jul Morning | ![]() |
well-mixed atmosphere, low pressure |
20 Jul Afternoon | ![]() |
well-mixed atmosphere, low pressure |
20 Jul Evening | ![]() |
well-mixed atmosphere, low pressure |
21 Jul Night | ![]() |
well-mixed atmosphere, low pressure |