and then 
to Add to home screen Northern Virginia
Rise 6:16AM
Set 7:59PM
Reporting Station : Manassas Municipal, VA
There are
2 Weather Alerts
for your area.
2 Weather Alerts
for your area.
57°F
Overcast. Cool.
- 93%
- 7 mphS
-
93%
Humidity -
55°F
Dew Point -
56°F
Comfort Level -
10 mi
Visibility -
30.35 in
Barometric Pressure - Air Quality
Waning gibbous
Rise*
Set8:13AM
SATURDAY AFTERNOON
IAD / No delays
Air Quality Observations
| Station Name | Concentration | Category |
|---|---|---|
| Shenandoah NP | 50 ppb |  Good |
| Rockville | 41 ppb | Good |
| South Carroll | 42 ppb | Good |
| Frederick Airport | 38 ppb | Good |
| MORGANTOWN | 55 ppb |  Moderate |
| Hagerstown | 37 ppb | Good |
Air Quality Forecast
| Date | Pollutant | Concentration | Category |
|---|---|---|---|
| 26 Apr | Particulates smaller than 2.5 microns | 23 ppb | Good |
| 27 Apr | Particulates smaller than 2.5 microns | 29 ppb | Good |
| 28 Apr | Particulates smaller than 2.5 microns | 42 ppb | Good |
| 29 Apr | Particulates smaller than 2.5 microns | 46 ppb | Good |
| 30 Apr | Particulates smaller than 2.5 microns | 46 ppb | Good |
| 01 May | Particulates smaller than 2.5 microns | 46 ppb | Good |
| 02 May | Particulates smaller than 2.5 microns | n/a | Good |
Northern Virginia/DC
Fredericksburg
Suburban DC
Rise 6:16AM
Set 7:59PM
Waning gibbous
Rise*
Set8:13AM
SATURDAY AFTERNOON
IAD / No delays
Extended Forecast
| Date | Category | Reason |
|---|---|---|
| 27 Apr Saturday | Good |
precipitation, well-mixed atmosphere |
| 28 Apr Sunday | Good |
well-mixed atmosphere, low pressure |
| 29 Apr Monday | Good |
well-mixed atmosphere, low pressure |
| 30 Apr Tuesday | Good |
precipitation, well-mixed atmosphere, low pressure |
| 01 May Wednesday | Good |
well-mixed atmosphere, low pressure |
| 02 May Thursday | Good |
well-mixed atmosphere, low pressure |
| 03 May Friday | Good |
precipitation, well-mixed atmosphere, low pressure |
Detailed Forecast
| Date | Category | Reason |
|---|---|---|
| 27 Apr Afternoon | Good |
well-mixed atmosphere |
| 27 Apr Evening | Good |
well-mixed atmosphere |
| 28 Apr Night | Good |
well-mixed atmosphere |
| 28 Apr Morning | Good |
well-mixed atmosphere |
| 28 Apr Afternoon | Good |
well-mixed atmosphere, low pressure |
| 28 Apr Evening | Good |
well-mixed atmosphere, low pressure |
| 29 Apr Night | Good |
well-mixed atmosphere, low pressure |
| 29 Apr Morning | Good |
well-mixed atmosphere, low pressure |