and then 
to Add to home screen Northern Virginia
Rise 7:07AM
Set 6:49PM
Reporting Station : Leesburg / Godfrey, VA
There are
6 Weather Alerts
for your area.
6 Weather Alerts
for your area.
63°F
Clear. Mild.
- 100%
- 0 mphN
-
100%
Humidity -
63°F
Dew Point -
63°F
Comfort Level -
10 mi
Visibility -
30.19 in
Barometric Pressure - Air Quality
Waning gibbous
Rise9:25PM
Set12:03PM
TUESDAY EVENING
IAD / No delays
Air Quality Observations
| Station Name | Concentration | Category |
|---|---|---|
| Rockville | 48 ppb |  Good |
| MORGANTOWN | 50 ppb | Good |
| Frederick Airport | 52 ppb |  Moderate |
| Hagerstown | 54 ppb | Moderate |
Air Quality Forecast
| Date | Pollutant | Concentration | Category |
|---|---|---|---|
| 02 Oct | Particulates smaller than 2.5 microns | 40 ppb | Good |
| 03 Oct | Particulates smaller than 2.5 microns | 46 ppb | Good |
| 04 Oct | Particulates smaller than 2.5 microns | 55 ppb | Moderate |
| 05 Oct | Particulates smaller than 2.5 microns | 50 ppb | Good |
| 06 Oct | Particulates smaller than 2.5 microns | 46 ppb | Good |
| 07 Oct | Particulates smaller than 2.5 microns | n/a | Good |
| 08 Oct | Particulates smaller than 2.5 microns | n/a | Good |
Metropolitan Washington
Suburban DC
Maryland Piedmont
Rise 7:07AM
Set 6:49PM
Waning gibbous
Rise9:25PM
Set12:03PM
TUESDAY EVENING
IAD / No delays
Extended Forecast
| Date | Category | Reason |
|---|---|---|
| 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 |
strong winds, precipitation, well-mixed atmosphere, low pressure |
| 08 Oct Sunday | Good |
strong winds, well-mixed atmosphere, low pressure |
| 09 Oct Monday | Good |
well-mixed atmosphere, low pressure |
| 10 Oct Tuesday | Good |
well-mixed atmosphere, low pressure |
Detailed Forecast
| Date | Category | Reason |
|---|---|---|
| 03 Oct Evening | Good |
well-mixed atmosphere, low pressure |
| 04 Oct Night | Good |
well-mixed atmosphere, low pressure |
| 04 Oct Morning | Good |
well-mixed atmosphere, low pressure |
| 04 Oct Afternoon | Good |
well-mixed atmosphere, low pressure |
| 04 Oct Evening | Good |
well-mixed atmosphere, low pressure |
| 05 Oct Night | Good |
well-mixed atmosphere, low pressure |
| 05 Oct Morning | Good |
well-mixed atmosphere, low pressure |
| 05 Oct Afternoon | Good |
well-mixed atmosphere, low pressure |