and then 
to Add to home screen Northern Virginia
Rise 7:16AM
Set 6:36PM
Reporting Station : Leesburg / Godfrey, VA
There are
4 Weather Alerts
for your area.
4 Weather Alerts
for your area.
46°F
Clear. Cool.
- 87%
- 5 mphN
-
87%
Humidity -
43°F
Dew Point -
44°F
Comfort Level -
10 mi
Visibility -
30.19 in
Barometric Pressure - Air Quality
First Quarter
Rise3:34PM
Set*
FRIDAY NIGHT
IAD / No delays
Air Quality Observations
| Station Name | Concentration | Category |
|---|---|---|
| Rockville | 29 ppb |  Good |
| Shenandoah NP | 44 ppb | Good |
| MORGANTOWN | 28 ppb | Good |
| Frederick Airport | 37 ppb | Good |
| WIDEWATER | 33 ppb | Good |
| Hagerstown | 36 ppb | Good |
| CORBIN | 29 ppb | Good |
| SUMERDUCK | 27 ppb | Good |
Air Quality Forecast
| Date | Pollutant | Concentration | Category |
|---|---|---|---|
| 09 Oct | Particulates smaller than 2.5 microns | 28 ppb | Good |
| 10 Oct | Particulates smaller than 2.5 microns | 28 ppb | Good |
| 11 Oct | Particulates smaller than 2.5 microns | 28 ppb | Good |
| 12 Oct | Particulates smaller than 2.5 microns | 39 ppb | Good |
| 13 Oct | Particulates smaller than 2.5 microns | 44 ppb | Good |
| 14 Oct | Particulates smaller than 2.5 microns | n/a | Good |
| 15 Oct | Particulates smaller than 2.5 microns | n/a | Good |
Northern Virginia/DC
Suburban DC
ModerateMaryland Piedmont
Rise 7:16AM
Set 6:36PM
First Quarter
Rise3:34PM
Set*
FRIDAY NIGHT
IAD / No delays
Extended Forecast
| Date | Category | Reason |
|---|---|---|
| 11 Oct Friday | Good |
well-mixed atmosphere, low pressure |
| 12 Oct Saturday | Good |
well-mixed atmosphere, low pressure |
| 13 Oct Sunday | Good |
well-mixed atmosphere, low pressure |
| 14 Oct Monday | Good |
precipitation, well-mixed atmosphere, low pressure |
| 15 Oct Tuesday | Good |
well-mixed atmosphere, low pressure |
| 16 Oct Wednesday | Good |
well-mixed atmosphere, low pressure |
| 17 Oct Thursday | Good |
strong winds, precipitation, well-mixed atmosphere, low pressure |
Detailed Forecast
| Date | Category | Reason |
|---|---|---|
| 11 Oct Night | Good |
cold temperatures, well-mixed atmosphere, low pressure |
| 11 Oct Morning | Good |
cold temperatures, well-mixed atmosphere, low pressure |
| 11 Oct Afternoon | Good |
well-mixed atmosphere, low pressure |
| 11 Oct Evening | Good |
well-mixed atmosphere, low pressure |
| 12 Oct Night | Good |
cold temperatures, well-mixed atmosphere, low pressure |
| 12 Oct Morning | Good |
well-mixed atmosphere, low pressure |
| 12 Oct Afternoon | Good |
well-mixed atmosphere, low pressure |
| 12 Oct Evening | Good |
well-mixed atmosphere, low pressure |