and then 
to Add to home screen Northern Virginia
Rise 5:54AM
Set 8:18PM
Reporting Station : Leesburg / Godfrey, VA
There are
9 Weather Alerts
for your area.
9 Weather Alerts
for your area.
68°F
Clear. Mild.
- 60%
- 7 mphWNW
-
60%
Humidity -
54°F
Dew Point -
68°F
Comfort Level -
10 mi
Visibility -
29.81 in
Barometric Pressure - Air Quality
Waning gibbous
Rise1:04AM
Set10:36AM
SUNDAY AFTERNOON
IAD / No delays
Air Quality Observations
| Station Name | Concentration | Category |
|---|---|---|
| BUTLER MANUF. CO NEAR REST | 37 ppb |  Good |
| Rockville | 43 ppb | Good |
| Shenandoah NP | 49 ppb | Good |
| South Carroll | 39 ppb | Good |
| Frederick Airport | 41 ppb | Good |
| WIDEWATER | 45 ppb | Good |
| Hagerstown | 43 ppb | Good |
| CORBIN | 39 ppb | Good |
| SUMERDUCK | 40 ppb | Good |
Air Quality Forecast
| Date | Pollutant | Concentration | Category |
|---|---|---|---|
| 17 May | Particulates smaller than 2.5 microns | 36 ppb | Good |
| 18 May | Particulates smaller than 2.5 microns | 53 ppb |  Moderate |
| 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 | 33 ppb | Good |
| 22 May | Particulates smaller than 2.5 microns | n/a | Good |
| 23 May | Particulates smaller than 2.5 microns | n/a | Good |
Northern Virginia/DC
Suburban DC
Maryland Piedmont
Rise 5:54AM
Set 8:18PM
Waning gibbous
Rise1:04AM
Set10:36AM
SUNDAY AFTERNOON
IAD / No delays
Extended Forecast
| Date | Category | Reason |
|---|---|---|
| 19 May Monday | Good |
well-mixed atmosphere, low pressure |
| 20 May Tuesday | Good |
well-mixed atmosphere, low pressure |
| 21 May Wednesday | Good |
precipitation, well-mixed atmosphere, low pressure |
| 22 May Thursday | Good |
strong winds, precipitation, well-mixed atmosphere, low pressure |
| 23 May Friday | Good |
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 |
Detailed Forecast
| Date | Category | Reason |
|---|---|---|
| 18 May Evening | Good |
strong winds, well-mixed atmosphere, low pressure |
| 19 May Night | Good |
well-mixed atmosphere, low pressure |
| 19 May Morning | Good |
well-mixed atmosphere, low pressure |
| 19 May Afternoon | Good |
strong winds, well-mixed atmosphere, low pressure |
| 19 May Evening | Good |
well-mixed atmosphere, low pressure |
| 20 May Night | Good |
well-mixed atmosphere, low pressure |
| 20 May Morning | Good |
well-mixed atmosphere, low pressure |
| 20 May Afternoon | Good |
well-mixed atmosphere, low pressure |