Northern Virginia
Rise 5:43AM
Set 8:37PM
Reporting Station : Fort Belvoir Davison AAF Airport, VA
Clear. Mild.
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Rise 5:43AM
Set 8:37PM
Waxing gibbous
Rise7:51PM
Set4:04AM
THURSDAY EVENING
DCA / No delays
Air Quality Observations
Station Name | Concentration | Category |
---|---|---|
Rockville | 61 ppb | Moderate |
Shenandoah NP | 50 ppb | Good |
South Carroll | 67 ppb | Moderate |
Frederick Airport | 64 ppb | Moderate |
Hagerstown | 58 ppb | Moderate |
MORGANTOWN | 56 ppb | Moderate |
Air Quality Forecast
Date | Pollutant | Concentration | Category |
---|---|---|---|
19 Jun | Particulates smaller than 2.5 microns | 44 ppb | Good |
20 Jun | Particulates smaller than 2.5 microns | 60 ppb | Moderate |
21 Jun | Particulates smaller than 2.5 microns | 50 ppb | Good |
22 Jun | Particulates smaller than 2.5 microns | 53 ppb | Moderate |
23 Jun | Particulates smaller than 2.5 microns | 53 ppb | Moderate |
24 Jun | Particulates smaller than 2.5 microns | n/a | Moderate |
25 Jun | Particulates smaller than 2.5 microns | n/a | Moderate |
Rise 5:43AM
Set 8:37PM
Waxing gibbous
Rise7:51PM
Set4:04AM
THURSDAY EVENING
DCA / No delays
Extended Forecast
Date | Category | Reason |
---|---|---|
21 Jun Friday | Good | well-mixed atmosphere, low pressure |
22 Jun Saturday | Good | well-mixed atmosphere, low pressure |
23 Jun Sunday | Good | well-mixed atmosphere, low pressure |
24 Jun Monday | Good | well-mixed atmosphere, low pressure |
25 Jun Tuesday | Good | well-mixed atmosphere, low pressure |
26 Jun Wednesday | Good | precipitation, well-mixed atmosphere, low pressure |
27 Jun Thursday | Good | precipitation, well-mixed atmosphere, low pressure |
Detailed Forecast
Date | Category | Reason |
---|---|---|
20 Jun Evening | Good | well-mixed atmosphere, low pressure |
21 Jun Night | Good | well-mixed atmosphere, low pressure |
21 Jun Morning | Good | well-mixed atmosphere, low pressure |
21 Jun Afternoon | Good | well-mixed atmosphere, low pressure |
21 Jun Evening | Good | well-mixed atmosphere, low pressure |
22 Jun Night | Good | well-mixed atmosphere, low pressure |
22 Jun Morning | Good | well-mixed atmosphere, low pressure |
22 Jun Afternoon | Good | well-mixed atmosphere, low pressure |