and then 
to Add to home screen Northern Virginia
Rise 6:30AM
Set 7:48PM
Reporting Station : Leesburg / Godfrey, VA
There are
2 Weather Alerts
for your area.
2 Weather Alerts
for your area.
50°F
Clear. Cool.
- 54%
- 5 mphS
-
54%
Humidity -
34°F
Dew Point -
48°F
Comfort Level -
10 mi
Visibility -
30.23 in
Barometric Pressure - Air Quality
Waning gibbous
Rise*
Set8:45AM
THURSDAY EVENING
IAD / No delays
Air Quality Observations
| Station Name | Concentration | Category |
|---|---|---|
| BUTLER MANUF. CO NEAR REST | 51 ppb |  Moderate |
| Rockville | 52 ppb | Moderate |
| Shenandoah NP | 56 ppb | Moderate |
| South Carroll | 50 ppb |  Good |
| MORGANTOWN | 59 ppb | Moderate |
| Frederick Airport | 54 ppb | Moderate |
| WIDEWATER | 51 ppb | Moderate |
| Hagerstown | 55 ppb | Moderate |
| CORBIN | 52 ppb | Moderate |
| SUMERDUCK | 49 ppb | Good |
Air Quality Forecast
| Date | Pollutant | Concentration | Category |
|---|---|---|---|
| 16 Apr | Particulates smaller than 2.5 microns | 14 ppb | Good |
| 17 Apr | Particulates smaller than 2.5 microns | 33 ppb | Good |
| 18 Apr | Particulates smaller than 2.5 microns | 39 ppb | Good |
| 19 Apr | Particulates smaller than 2.5 microns | 53 ppb | Moderate |
| 20 Apr | Particulates smaller than 2.5 microns | 44 ppb | Good |
| 21 Apr | Particulates smaller than 2.5 microns | n/a | Good |
| 22 Apr | Particulates smaller than 2.5 microns | n/a | Good |
Northern Virginia/DC
Suburban DC
Maryland Piedmont
Rise 6:30AM
Set 7:48PM
Waning gibbous
Rise*
Set8:45AM
THURSDAY EVENING
IAD / No delays
Extended Forecast
| Date | Category | Reason |
|---|---|---|
| 18 Apr Friday | Good |
well-mixed atmosphere, low pressure |
| 19 Apr Saturday | Good |
well-mixed atmosphere, low pressure |
| 20 Apr Sunday | Good |
well-mixed atmosphere, low pressure |
| 21 Apr Monday | Good |
precipitation, well-mixed atmosphere, low pressure |
| 22 Apr Tuesday | Good |
well-mixed atmosphere, low pressure |
| 23 Apr Wednesday | Good |
well-mixed atmosphere, low pressure |
| 24 Apr Thursday | Good |
precipitation, well-mixed atmosphere, low pressure |
Detailed Forecast
| Date | Category | Reason |
|---|---|---|
| 18 Apr Night | Good |
cold temperatures, well-mixed atmosphere, low pressure |
| 18 Apr Morning | Good |
well-mixed atmosphere, low pressure |
| 18 Apr Afternoon | Good |
strong winds, well-mixed atmosphere, low pressure |
| 18 Apr Evening | Good |
well-mixed atmosphere, low pressure |
| 19 Apr Night | Good |
well-mixed atmosphere, low pressure |
| 19 Apr Morning | Good |
well-mixed atmosphere, low pressure |
| 19 Apr Afternoon | Good |
well-mixed atmosphere, low pressure |
| 19 Apr Evening | Good |
well-mixed atmosphere, low pressure |