and then 
to Add to home screen Fredericksburg
Rise 6:58AM
Set 7:05PM
Reporting Station : Shannon Airport, VA
There are
10 Weather Alerts
for your area.
10 Weather Alerts
for your area.
73°F
Overcast. Mild.
- 86%
- 0 mphN
-
86%
Humidity -
68°F
Dew Point -
71°F
Comfort Level -
10 mi
Visibility -
29.97 in
Barometric Pressure - Air Quality
Waning gibbous
Rise9:55PM
Set12:31PM
SUNDAY AFTERNOON
IAD / No delays
Air Quality Observations
| Station Name | Concentration | Category |
|---|---|---|
| Shenandoah NP | 53 ppb |  Moderate |
| Rockville | 49 ppb |  Good |
| South Carroll | 53 ppb | Moderate |
Air Quality Forecast
| Date | Pollutant | Concentration | Category |
|---|---|---|---|
| 20 Sep | Ozone | 46 ppb | Good |
| 21 Sep | Ozone | 28 ppb | Good |
| 22 Sep | Ozone | n/a | Good |
| 23 Sep | Ozone | n/a | Good |
| 24 Sep | Ozone | n/a | Good |
| 25 Sep | Ozone | n/a | Good |
| 26 Sep | Ozone | n/a | Good |
Northern Virginia
Southern Maryland
Northern Virginia/DC
Rise 6:58AM
Set 7:05PM
Waning gibbous
Rise9:55PM
Set12:31PM
SUNDAY AFTERNOON
IAD / No delays
Extended Forecast
| Date | Category | Reason |
|---|---|---|
| 22 Sep Sunday | Good |
well-mixed atmosphere, low pressure |
| 23 Sep Monday | Good |
precipitation, well-mixed atmosphere, low pressure |
| 24 Sep Tuesday | Good |
precipitation, well-mixed atmosphere, low pressure |
| 25 Sep Wednesday | Good |
precipitation, well-mixed atmosphere, low pressure |
| 26 Sep Thursday | Good |
precipitation, well-mixed atmosphere, low pressure |
| 27 Sep Friday | Good |
precipitation, well-mixed atmosphere, low pressure |
| 28 Sep Saturday | Good |
well-mixed atmosphere, low pressure |
Detailed Forecast
| Date | Category | Reason |
|---|---|---|
| 22 Sep Afternoon | Good |
well-mixed atmosphere, low pressure |
| 22 Sep Evening | Good |
well-mixed atmosphere, low pressure |
| 23 Sep Night | Good |
well-mixed atmosphere, low pressure |
| 23 Sep Morning | Good |
well-mixed atmosphere, low pressure |
| 23 Sep Afternoon | Good |
well-mixed atmosphere, low pressure |
| 23 Sep Evening | Good |
well-mixed atmosphere, low pressure |
| 24 Sep Night | Good |
precipitation, well-mixed atmosphere, low pressure |
| 24 Sep Morning | Good |
precipitation, well-mixed atmosphere, low pressure |