and then 
to Add to home screen Northern Virginia
Rise 7:12AM
Set 4:47PM
Reporting Station : Leesburg / Godfrey, VA
There are
9 Weather Alerts
for your area.
9 Weather Alerts
for your area.
37°F
Scattered clouds. Chilly.
- 56%
- 11 mphNW
-
56%
Humidity -
23°F
Dew Point -
30°F
Comfort Level -
10 mi
Visibility -
30.35 in
Barometric Pressure - Air Quality
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 |
Northern Virginia/DC
Suburban DC
Maryland Piedmont
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 |