Northern Virginia
Rise 7:12AM
Set 4:47PM
Reporting Station : Leesburg / Godfrey, VA
Sunny. Chilly.
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Rise 7:12AM
Set 4:47PM
Waxing crescent
Rise9:45AM
Set6:40PM
TUESDAY AFTERNOON
IAD / No delays
Air Quality Observations
Station Name | Concentration | Category |
---|---|---|
Shenandoah NP | 37 ppb | Good |
Frederick Airport | 29 ppb | Good |
Air Quality Forecast
Date | Pollutant | Concentration | Category |
---|---|---|---|
01 Dec | Particulates smaller than 2.5 microns | 52 ppb | Moderate |
02 Dec | Particulates smaller than 2.5 microns | 33 ppb | Good |
03 Dec | Particulates smaller than 2.5 microns | 33 ppb | Good |
04 Dec | Particulates smaller than 2.5 microns | 39 ppb | Good |
05 Dec | Particulates smaller than 2.5 microns | 28 ppb | Good |
06 Dec | Particulates smaller than 2.5 microns | n/a | Good |
07 Dec | Particulates smaller than 2.5 microns | n/a | Good |
Rise 7:12AM
Set 4:47PM
Waxing crescent
Rise9:45AM
Set6:40PM
TUESDAY AFTERNOON
IAD / No delays
Extended Forecast
Date | Category | Reason |
---|---|---|
03 Dec Tuesday | Good | cold temperatures, well-mixed atmosphere, low pressure |
04 Dec Wednesday | Good | cold temperatures, well-mixed atmosphere, low pressure |
05 Dec Thursday | Good | strong winds, cold temperatures, well-mixed atmosphere, low pressure |
06 Dec Friday | Good | strong winds, cold temperatures, well-mixed atmosphere, low pressure |
07 Dec Saturday | Good | cold temperatures, well-mixed atmosphere, low pressure |
08 Dec Sunday | Good | well-mixed atmosphere, low pressure |
09 Dec Monday | Good | precipitation, well-mixed atmosphere, low pressure |
Detailed Forecast
Date | Category | Reason |
---|---|---|
03 Dec Afternoon | Good | cold temperatures, well-mixed atmosphere, low pressure |
03 Dec Evening | Good | cold temperatures, well-mixed atmosphere, low pressure |
04 Dec Night | Good | cold temperatures, well-mixed atmosphere, low pressure |
04 Dec Morning | Good | cold temperatures, well-mixed atmosphere, low pressure |
04 Dec Afternoon | Good | cold temperatures, well-mixed atmosphere |
04 Dec Evening | Good | strong winds, cold temperatures, well-mixed atmosphere |
05 Dec Night | Good | strong winds, cold temperatures, well-mixed atmosphere, low pressure |
05 Dec Morning | Good | strong winds, cold temperatures, well-mixed atmosphere, low pressure |