and then 
to Add to home screen Northern Virginia
Rise 7:27AM
Set 5:11PM
Reporting Station : Washington-Dulles International Airport, VA
There is
1 Weather Alert
for your area.
1 Weather Alert
for your area.
11°F
Clear. Cold.
- 81%
- 0 mphN
-
81%
Humidity -
6°F
Dew Point -
11°F
Comfort Level -
10 mi
Visibility -
30.21 in
Barometric Pressure - Air Quality
Full moon
Rise7:08PM
Set8:52AM
THURSDAY NIGHT
IAD / No delays
Air Quality Observations
| Station Name | Concentration | Category |
|---|---|---|
| BUTLER MANUF. CO NEAR REST | 31 ppb |  Good |
| Shenandoah NP | 36 ppb | Good |
| CORBIN | 37 ppb | Good |
| SUMERDUCK | 35 ppb | Good |
Air Quality Forecast
| Date | Pollutant | Concentration | Category |
|---|---|---|---|
| 14 Jan | Particulates smaller than 2.5 microns | 22 ppb | Good |
| 15 Jan | Particulates smaller than 2.5 microns | 28 ppb | Good |
| 16 Jan | Particulates smaller than 2.5 microns | 50 ppb | Good |
| 17 Jan | Particulates smaller than 2.5 microns | 53 ppb |  Moderate |
| 18 Jan | Particulates smaller than 2.5 microns | 39 ppb | Good |
| 19 Jan | Particulates smaller than 2.5 microns | n/a | Good |
| 20 Jan | Particulates smaller than 2.5 microns | n/a | Good |
Northern Virginia/DC
Suburban DC
Maryland Piedmont
Rise 7:27AM
Set 5:11PM
Full moon
Rise7:08PM
Set8:52AM
THURSDAY NIGHT
IAD / No delays
Extended Forecast
| Date | Category | Reason |
|---|---|---|
| 16 Jan Thursday | Good |
cold temperatures, well-mixed atmosphere, low pressure |
| 17 Jan Friday | Good |
cold temperatures, well-mixed atmosphere, low pressure |
| 18 Jan Saturday | Good |
precipitation, cold temperatures, well-mixed atmosphere, low pressure |
| 19 Jan Sunday | Good |
cold temperatures, well-mixed atmosphere, low pressure |
| 20 Jan Monday | Good |
strong winds, precipitation, cold temperatures, well-mixed atmosphere, low pressure |
| 21 Jan Tuesday | Good |
strong winds, cold temperatures, well-mixed atmosphere |
| 22 Jan Wednesday | Good |
cold temperatures, well-mixed atmosphere |
Detailed Forecast
| Date | Category | Reason |
|---|---|---|
| 16 Jan Night | Good |
cold temperatures, well-mixed atmosphere, low pressure |
| 16 Jan Morning | Good |
cold temperatures, well-mixed atmosphere, low pressure |
| 16 Jan Afternoon | Good |
cold temperatures, well-mixed atmosphere, low pressure |
| 16 Jan Evening | Good |
cold temperatures, well-mixed atmosphere, low pressure |
| 17 Jan Night | Good |
cold temperatures, well-mixed atmosphere, low pressure |
| 17 Jan Morning | Good |
cold temperatures, well-mixed atmosphere, low pressure |
| 17 Jan Afternoon | Good |
cold temperatures, well-mixed atmosphere, low pressure |
| 17 Jan Evening | Good |
cold temperatures, well-mixed atmosphere, low pressure |