Northern Virginia
Rise 7:17AM
Set 4:47PM
Reporting Station : Leesburg / Godfrey, VA
Clear. Chilly.
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Rise 7:17AM
Set 4:47PM
First Quarter
Rise12:37PM
Set*
SUNDAY EVENING
IAD / No delays
Air Quality Observations
Station Name | Concentration | Category |
---|---|---|
Shenandoah NP | 44 ppb | Good |
Frederick Airport | 41 ppb | Good |
Air Quality Forecast
Date | Pollutant | Concentration | Category |
---|---|---|---|
07 Dec | Particulates smaller than 2.5 microns | 33 ppb | Good |
08 Dec | Particulates smaller than 2.5 microns | 39 ppb | Good |
09 Dec | Particulates smaller than 2.5 microns | 39 ppb | Good |
10 Dec | Particulates smaller than 2.5 microns | 50 ppb | Good |
11 Dec | Particulates smaller than 2.5 microns | 39 ppb | Good |
12 Dec | Particulates smaller than 2.5 microns | n/a | Good |
13 Dec | Particulates smaller than 2.5 microns | n/a | Good |
Rise 7:17AM
Set 4:47PM
First Quarter
Rise12:37PM
Set*
SUNDAY EVENING
IAD / No delays
Extended Forecast
Date | Category | Reason |
---|---|---|
09 Dec Monday | Good | precipitation, well-mixed atmosphere, low pressure |
10 Dec Tuesday | Good | well-mixed atmosphere, low pressure |
11 Dec Wednesday | Good | strong winds, precipitation, well-mixed atmosphere, low pressure |
12 Dec Thursday | Good | strong winds, cold temperatures, well-mixed atmosphere, low pressure |
13 Dec Friday | Good | cold temperatures, well-mixed atmosphere, low pressure |
14 Dec Saturday | Good | cold temperatures, well-mixed atmosphere |
15 Dec Sunday | Good | cold temperatures, well-mixed atmosphere |
Detailed Forecast
Date | Category | Reason |
---|---|---|
08 Dec Evening | Good | well-mixed atmosphere, low pressure |
09 Dec Night | Good | cold temperatures, well-mixed atmosphere, low pressure |
09 Dec Morning | Good | precipitation, cold temperatures, well-mixed atmosphere, low pressure |
09 Dec Afternoon | Good | well-mixed atmosphere, low pressure |
09 Dec Evening | Good | well-mixed atmosphere, low pressure |
10 Dec Night | Good | cold temperatures, well-mixed atmosphere, low pressure |
10 Dec Morning | Good | cold temperatures, well-mixed atmosphere, low pressure |
10 Dec Afternoon | Good | well-mixed atmosphere, low pressure |