Northern Virginia
Rise 6:56AM
Set 7:08PM
Reporting Station : Leesburg / Godfrey, VA
Sunny. Mild.
Rise 6:56AM
Set 7:08PM
Waxing crescent
Rise1:38PM
Set10:42PM
THURSDAY AFTERNOON
IAD / No delays
Air Quality Observations
Station Name | Concentration | Category |
---|---|---|
BUTLER MANUF. CO NEAR REST | 43 ppb | ![]() |
Rockville | 48 ppb | ![]() |
Shenandoah NP | 51 ppb | ![]() |
MORGANTOWN | 49 ppb | ![]() |
Frederick Airport | 52 ppb | ![]() |
Hagerstown | 47 ppb | ![]() |
CORBIN | 48 ppb | ![]() |
SUMERDUCK | 51 ppb | ![]() |
Air Quality Forecast
Date | Pollutant | Concentration | Category |
---|---|---|---|
19 Sep | Particulates smaller than 2.5 microns | 35 ppb | ![]() |
20 Sep | Particulates smaller than 2.5 microns | 33 ppb | ![]() |
21 Sep | Particulates smaller than 2.5 microns | 33 ppb | ![]() |
22 Sep | Particulates smaller than 2.5 microns | 25 ppb | ![]() |
23 Sep | Particulates smaller than 2.5 microns | 13 ppb | ![]() |
24 Sep | Particulates smaller than 2.5 microns | n/a | ![]() |
25 Sep | Particulates smaller than 2.5 microns | n/a | ![]() |
Rise 6:56AM
Set 7:08PM
Waxing crescent
Rise1:38PM
Set10:42PM
THURSDAY AFTERNOON
IAD / No delays
Extended Forecast
Date | Category | Reason |
---|---|---|
21 Sep Thursday | ![]() |
well-mixed atmosphere, low pressure |
22 Sep Friday | ![]() |
precipitation, well-mixed atmosphere, low pressure |
23 Sep Saturday | ![]() |
strong winds, precipitation, well-mixed atmosphere, low pressure |
24 Sep Sunday | ![]() |
strong winds, precipitation, well-mixed atmosphere, low pressure |
25 Sep Monday | ![]() |
well-mixed atmosphere, low pressure |
26 Sep Tuesday | ![]() |
well-mixed atmosphere, low pressure |
27 Sep Wednesday | ![]() |
precipitation, well-mixed atmosphere, low pressure |
Detailed Forecast
Date | Category | Reason |
---|---|---|
21 Sep Afternoon | ![]() |
well-mixed atmosphere, low pressure |
21 Sep Evening | ![]() |
well-mixed atmosphere, low pressure |
22 Sep Night | ![]() |
well-mixed atmosphere, low pressure |
22 Sep Morning | ![]() |
well-mixed atmosphere, low pressure |
22 Sep Afternoon | ![]() |
well-mixed atmosphere, low pressure |
22 Sep Evening | ![]() |
well-mixed atmosphere, low pressure |
23 Sep Night | ![]() |
precipitation, well-mixed atmosphere, low pressure |
23 Sep Morning | ![]() |
strong winds, precipitation, well-mixed atmosphere, low pressure |