and then 
to Add to home screen Northern Virginia
Rise 5:50AM
Set 8:22PM
Reporting Station : Leesburg / Godfrey, VA
There are
7 Weather Alerts
for your area.
7 Weather Alerts
for your area.
61°F
Broken clouds. Refreshingly cool.
- 52%
- 16 mphNW
-
52%
Humidity -
43°F
Dew Point -
61°F
Comfort Level -
10 mi
Visibility -
29.96 in
Barometric Pressure - Air Quality
Waning crescent
Rise3:22AM
Set4:29PM
FRIDAY AFTERNOON
IAD / No delays
Air Quality Observations
| Station Name | Concentration | Category |
|---|---|---|
| Rockville | 32 ppb |  Good |
| Shenandoah NP | 39 ppb | Good |
| South Carroll | 27 ppb | Good |
| MORGANTOWN | 28 ppb | Good |
| Frederick Airport | 32 ppb | Good |
Air Quality Forecast
| Date | Pollutant | Concentration | Category |
|---|---|---|---|
| 21 May | Particulates smaller than 2.5 microns | 23 ppb | Good |
| 22 May | Particulates smaller than 2.5 microns | 22 ppb | Good |
| 23 May | Particulates smaller than 2.5 microns | 22 ppb | Good |
| 24 May | Particulates smaller than 2.5 microns | 22 ppb | Good |
| 25 May | Particulates smaller than 2.5 microns | 28 ppb | Good |
| 26 May | Particulates smaller than 2.5 microns | n/a | Good |
| 27 May | Particulates smaller than 2.5 microns | n/a | Good |
Northern Virginia/DC
Suburban DC
Maryland Piedmont
Rise 5:50AM
Set 8:22PM
Waning crescent
Rise3:22AM
Set4:29PM
FRIDAY AFTERNOON
IAD / No delays
Extended Forecast
| Date | Category | Reason |
|---|---|---|
| 23 May Friday | Good |
strong winds, well-mixed atmosphere, low pressure |
| 24 May Saturday | Good |
well-mixed atmosphere, low pressure |
| 25 May Sunday | Good |
well-mixed atmosphere, low pressure |
| 26 May Monday | Good |
well-mixed atmosphere, low pressure |
| 27 May Tuesday | Good |
precipitation, well-mixed atmosphere, low pressure |
| 28 May Wednesday | Good |
precipitation, well-mixed atmosphere, low pressure |
| 29 May Thursday | Good |
precipitation, well-mixed atmosphere, low pressure |
Detailed Forecast
| Date | Category | Reason |
|---|---|---|
| 23 May Afternoon | Good |
strong winds, well-mixed atmosphere, low pressure |
| 23 May Evening | Good |
strong winds, well-mixed atmosphere, low pressure |
| 24 May Night | Good |
well-mixed atmosphere, low pressure |
| 24 May Morning | Good |
well-mixed atmosphere, low pressure |
| 24 May Afternoon | Good |
strong winds, well-mixed atmosphere, low pressure |
| 24 May Evening | Good |
well-mixed atmosphere, low pressure |
| 25 May Night | Good |
well-mixed atmosphere, low pressure |
| 25 May Morning | Good |
well-mixed atmosphere, low pressure |