and then 
to Add to home screen Fredericksburg
Rise 5:50AM
Set 8:23PM
Reporting Station : Shannon Airport, VA
There are
2 Weather Alerts
for your area.
2 Weather Alerts
for your area.
87°F
Scattered clouds. Warm.
- 40%
- 5 mphS
-
40%
Humidity -
60°F
Dew Point -
86°F
Comfort Level -
10 mi
Visibility -
29.80 in
Barometric Pressure - Air Quality
Waning gibbous
Rise11:04PM
Set7:03AM
SATURDAY AFTERNOON
IAD / No delays
Air Quality Observations
| Station Name | Concentration | Category |
|---|---|---|
| Shenandoah NP | 57 ppb |  Moderate |
| CORBIN | 57 ppb | Moderate |
| South Carroll | 67 ppb | Moderate |
Air Quality Forecast
| Date | Pollutant | Concentration | Category |
|---|---|---|---|
| 23 May | Ozone | 44 ppb |  Good |
| 24 May | Ozone | 50 ppb | Good |
| 25 May | Ozone | n/a | Good |
| 26 May | Ozone | n/a | Good |
| 27 May | Ozone | n/a | Good |
| 28 May | Ozone | n/a | Good |
| 29 May | Ozone | n/a | Good |
Northern Virginia
Southern Maryland
Northern Virginia/DC
Rise 5:50AM
Set 8:23PM
Waning gibbous
Rise11:04PM
Set7:03AM
SATURDAY AFTERNOON
IAD / No delays
Extended Forecast
| Date | Category | Reason |
|---|---|---|
| 25 May Saturday | Good |
well-mixed atmosphere, low pressure |
| 26 May Sunday | Good |
precipitation, well-mixed atmosphere, low pressure |
| 27 May Monday | Good |
precipitation, well-mixed atmosphere, low pressure |
| 28 May Tuesday | Good |
well-mixed atmosphere, low pressure |
| 29 May Wednesday | Good |
well-mixed atmosphere, low pressure |
| 30 May Thursday | Good |
well-mixed atmosphere, low pressure |
| 31 May Friday | Good |
well-mixed atmosphere, low pressure |
Detailed Forecast
| Date | Category | Reason |
|---|---|---|
| 25 May Afternoon | Good |
well-mixed atmosphere, low pressure |
| 25 May Evening | Good |
well-mixed atmosphere, low pressure |
| 26 May Night | Good |
well-mixed atmosphere, low pressure |
| 26 May Morning | Good |
well-mixed atmosphere, low pressure |
| 26 May Afternoon | Good |
well-mixed atmosphere, low pressure |
| 26 May Evening | Good |
precipitation, well-mixed atmosphere, low pressure |
| 27 May Night | Good |
precipitation, well-mixed atmosphere, low pressure |
| 27 May Morning | Good |
well-mixed atmosphere, low pressure |