and then 
to Add to home screen Northern Virginia
Rise 7:04AM
Set 6:54PM
Reporting Station : Leesburg / Godfrey, VA
There are
4 Weather Alerts
for your area.
4 Weather Alerts
for your area.
59°F
Clear. Cool.
- 100%
- 0 mphN
-
100%
Humidity -
59°F
Dew Point -
59°F
Comfort Level -
10 mi
Visibility -
30.24 in
Barometric Pressure - Air Quality
Full moon
Rise7:42PM
Set8:23AM
SUNDAY NIGHT
IAD / No delays
Air Quality Observations
| Station Name | Concentration | Category |
|---|---|---|
| Rockville | 33 ppb |  Good |
| Shenandoah NP | 36 ppb | Good |
| South Carroll | 37 ppb | Good |
| Frederick Airport | 40 ppb | Good |
| Hagerstown | 38 ppb | Good |
Air Quality Forecast
| Date | Pollutant | Concentration | Category |
|---|---|---|---|
| 29 Sep | Particulates smaller than 2.5 microns | 25 ppb | Good |
| 30 Sep | Particulates smaller than 2.5 microns | 29 ppb | Good |
| 01 Oct | Particulates smaller than 2.5 microns | 42 ppb | Good |
| 02 Oct | Particulates smaller than 2.5 microns | 42 ppb | Good |
| 03 Oct | Particulates smaller than 2.5 microns | 46 ppb | Good |
| 04 Oct | Particulates smaller than 2.5 microns | 46 ppb | Good |
| 05 Oct | Particulates smaller than 2.5 microns | n/a | Good |
Metropolitan Washington
Suburban DC
Maryland Piedmont
Rise 7:04AM
Set 6:54PM
Full moon
Rise7:42PM
Set8:23AM
SUNDAY NIGHT
IAD / No delays
Extended Forecast
| Date | Category | Reason |
|---|---|---|
| 01 Oct Sunday | Good |
well-mixed atmosphere, low pressure |
| 02 Oct Monday | Good |
well-mixed atmosphere, low pressure |
| 03 Oct Tuesday | Good |
well-mixed atmosphere, low pressure |
| 04 Oct Wednesday | Good |
well-mixed atmosphere, low pressure |
| 05 Oct Thursday | Good |
well-mixed atmosphere, low pressure |
| 06 Oct Friday | Good |
precipitation, well-mixed atmosphere, low pressure |
| 07 Oct Saturday | Good |
precipitation, well-mixed atmosphere, low pressure |
Detailed Forecast
| Date | Category | Reason |
|---|---|---|
| 01 Oct Night | Good |
well-mixed atmosphere, low pressure |
| 01 Oct Morning | Good |
well-mixed atmosphere, low pressure |
| 01 Oct Afternoon | Good |
well-mixed atmosphere, low pressure |
| 01 Oct Evening | Good |
well-mixed atmosphere, low pressure |
| 02 Oct Night | Good |
well-mixed atmosphere, low pressure |
| 02 Oct Morning | Good |
well-mixed atmosphere, low pressure |
| 02 Oct Afternoon | Good |
well-mixed atmosphere, low pressure |
| 02 Oct Evening | Good |
well-mixed atmosphere, low pressure |