and then 
to Add to home screen Northern Virginia
Rise 6:30AM
Set 7:48PM
Reporting Station : Leesburg / Godfrey, VA
There are
0 Weather Alerts
for your area.
0 Weather Alerts
for your area.
59°F
Sunny. Refreshingly cool.
- 45%
- 0 mphN
-
45%
Humidity -
37°F
Dew Point -
59°F
Comfort Level -
10 mi
Visibility -
30.20 in
Barometric Pressure - Air Quality
First Quarter
Rise12:53PM
Set3:21AM
TUESDAY NIGHT
IAD / No delays
Air Quality Observations
| Station Name | Concentration | Category |
|---|---|---|
| Rockville | 63 ppb |  Moderate |
| South Carroll | 58 ppb | Moderate |
| Frederick Airport | 58 ppb | Moderate |
| Hagerstown | 58 ppb | Moderate |
Air Quality Forecast
| Date | Pollutant | Concentration | Category |
|---|---|---|---|
| 14 Apr | Particulates smaller than 2.5 microns | 29 ppb |  Good |
| 15 Apr | Particulates smaller than 2.5 microns | 46 ppb | Good |
| 16 Apr | Particulates smaller than 2.5 microns | 38 ppb | Good |
| 17 Apr | Particulates smaller than 2.5 microns | 33 ppb | Good |
| 18 Apr | Particulates smaller than 2.5 microns | 38 ppb | Good |
| 19 Apr | Particulates smaller than 2.5 microns | n/a | Good |
| 20 Apr | Particulates smaller than 2.5 microns | n/a | Good |
Metropolitan Washington
Suburban DC
Maryland Piedmont
Rise 6:30AM
Set 7:48PM
First Quarter
Rise12:53PM
Set3:21AM
TUESDAY NIGHT
IAD / No delays
Extended Forecast
| Date | Category | Reason |
|---|---|---|
| 16 Apr Tuesday | Good |
well-mixed atmosphere, low pressure |
| 17 Apr Wednesday | Good |
precipitation, well-mixed atmosphere, low pressure |
| 18 Apr Thursday | Good |
precipitation, well-mixed atmosphere, low pressure |
| 19 Apr Friday | Good |
precipitation, well-mixed atmosphere, low pressure |
| 20 Apr Saturday | Good |
well-mixed atmosphere, low pressure |
| 21 Apr Sunday | Good |
well-mixed atmosphere, low pressure |
| 22 Apr Monday | Good |
precipitation, well-mixed atmosphere, low pressure |
Detailed Forecast
| Date | Category | Reason |
|---|---|---|
| 16 Apr Morning | Good |
well-mixed atmosphere, low pressure |
| 16 Apr Afternoon | Good |
well-mixed atmosphere, low pressure |
| 16 Apr Evening | Good |
well-mixed atmosphere, low pressure |
| 17 Apr Night | Good |
well-mixed atmosphere, low pressure |
| 17 Apr Morning | Good |
precipitation, well-mixed atmosphere, low pressure |
| 17 Apr Afternoon | Good |
precipitation, well-mixed atmosphere, low pressure |
| 17 Apr Evening | Good |
precipitation, well-mixed atmosphere, low pressure |
| 18 Apr Night | Good |
well-mixed atmosphere, low pressure |