and then 
to Add to home screen Northern Virginia
Rise 5:53AM
Set 8:20PM
Reporting Station : Leesburg / Godfrey, VA
There is
1 Weather Alert
and
1 CustomWeatherAdvisory for your area.
1 Weather Alert
and
1 CustomWeatherAdvisory for your area.
68°F
Sunny. Mild.
- 46%
- 3 mphWNW
-
46%
Humidity -
46°F
Dew Point -
68°F
Comfort Level -
10 mi
Visibility -
29.95 in
Barometric Pressure - Air Quality
Last Quarter
Rise2:06AM
Set12:54PM
TUESDAY AFTERNOON
IAD / No delays
Air Quality Observations
| Station Name | Concentration | Category |
|---|---|---|
| Rockville | 51 ppb |  Moderate |
| Shenandoah NP | 56 ppb | Moderate |
| South Carroll | 43 ppb |  Good |
| MORGANTOWN | 49 ppb | Good |
| Frederick Airport | 49 ppb | Good |
| Hagerstown | 52 ppb | Moderate |
Air Quality Forecast
| Date | Pollutant | Concentration | Category |
|---|---|---|---|
| 18 May | Particulates smaller than 2.5 microns | 21 ppb | Good |
| 19 May | Particulates smaller than 2.5 microns | 44 ppb | Good |
| 20 May | Particulates smaller than 2.5 microns | 33 ppb | Good |
| 21 May | Particulates smaller than 2.5 microns | 22 ppb | Good |
| 22 May | Particulates smaller than 2.5 microns | 22 ppb | Good |
| 23 May | Particulates smaller than 2.5 microns | n/a | Good |
| 24 May | Particulates smaller than 2.5 microns | n/a | Good |
Northern Virginia/DC
Suburban DC
Maryland Piedmont
Rise 5:53AM
Set 8:20PM
Last Quarter
Rise2:06AM
Set12:54PM
TUESDAY AFTERNOON
IAD / No delays
Extended Forecast
| Date | Category | Reason |
|---|---|---|
| 20 May Tuesday | Good |
precipitation, well-mixed atmosphere, low pressure |
| 21 May Wednesday | Good |
precipitation, well-mixed atmosphere, low pressure |
| 22 May Thursday | Good |
precipitation, well-mixed atmosphere, low pressure |
| 23 May Friday | Good |
strong winds, well-mixed atmosphere, low pressure |
| 24 May Saturday | Good |
strong winds, well-mixed atmosphere, low pressure |
| 25 May Sunday | Good |
well-mixed atmosphere, low pressure |
| 26 May Monday | Good |
precipitation, well-mixed atmosphere, low pressure |
Detailed Forecast
| Date | Category | Reason |
|---|---|---|
| 20 May Afternoon | Good |
well-mixed atmosphere, low pressure |
| 20 May Evening | Good |
well-mixed atmosphere, low pressure |
| 21 May Night | Good |
precipitation, well-mixed atmosphere, low pressure |
| 21 May Morning | Good |
precipitation, well-mixed atmosphere, low pressure |
| 21 May Afternoon | Good |
precipitation, well-mixed atmosphere, low pressure |
| 21 May Evening | Good |
precipitation, well-mixed atmosphere, low pressure |
| 22 May Night | Good |
precipitation, well-mixed atmosphere, low pressure |
| 22 May Morning | Good |
well-mixed atmosphere, low pressure |