and then 
to Add to home screen Northern Virginia
Rise 5:49AM
Set 8:25PM
Reporting Station : Manassas Municipal, VA
There is
1 Weather Alert
and
1 CustomWeatherAdvisory for your area.
1 Weather Alert
and
1 CustomWeatherAdvisory for your area.
21°C
Mostly cloudy. Mild.
- 88%
- 13 km/hS
-
88%
Humidity -
19°C
Dew Point -
21°C
Comfort Level -
16 km
Visibility -
1010.16 mb
Barometric Pressure
Real-time Pollen & Air Quality
Waning crescent
Rise4:17AM
Set5:54PM
FRIDAY AFTERNOON
IAD / Delays from 30 to 45 minutes
Air Quality Observations
| Station Name | Concentration | Category |
|---|---|---|
| Shenandoah NP | 33 ppb |  Good |
| Rockville | 28 ppb | Good |
| South Carroll | 31 ppb | Good |
| Frederick Airport | 32 ppb | Good |
| MORGANTOWN | 32 ppb | Good |
| Hagerstown | 33 ppb | Good |
Air Quality Forecast
| Date | Pollutant | Concentration | Category |
|---|---|---|---|
| 25 May | Particulates smaller than 2.5 microns | 25 ppb | Good |
| 26 May | Particulates smaller than 2.5 microns | 33 ppb | Good |
| 27 May | Particulates smaller than 2.5 microns | 38 ppb | Good |
| 28 May | Particulates smaller than 2.5 microns | 29 ppb | Good |
| 29 May | Particulates smaller than 2.5 microns | 38 ppb | Good |
| 30 May | Particulates smaller than 2.5 microns | n/a | Good |
| 31 May | Particulates smaller than 2.5 microns | n/a | Good |
Metropolitan Washington
Suburban DC
Winchester
Rise 5:49AM
Set 8:25PM
Waning crescent
Rise4:17AM
Set5:54PM
FRIDAY AFTERNOON
IAD / Delays from 30 to 45 minutes
Extended Forecast
| Date | Category | Reason |
|---|---|---|
| 27 May Friday | Good |
precipitation, well-mixed atmosphere, low pressure |
| 28 May Saturday | Good |
well-mixed atmosphere, low pressure |
| 29 May Sunday | Good |
well-mixed atmosphere, low pressure |
| 30 May Monday | Good |
well-mixed atmosphere, low pressure |
| 31 May Tuesday | Good |
well-mixed atmosphere, low pressure |
| 01 Jun Wednesday | Good |
well-mixed atmosphere, low pressure |
| 02 Jun Thursday | Good |
precipitation, well-mixed atmosphere, low pressure |
Detailed Forecast
| Date | Category | Reason |
|---|---|---|
| 27 May Afternoon | Good |
precipitation, well-mixed atmosphere, low pressure |
| 27 May Evening | Good |
precipitation, well-mixed atmosphere, low pressure |
| 28 May Night | Good |
well-mixed atmosphere, low pressure |
| 28 May Morning | Good |
well-mixed atmosphere, low pressure |
| 28 May Afternoon | Good |
well-mixed atmosphere, low pressure |
| 28 May Evening | Good |
well-mixed atmosphere, low pressure |
| 29 May Night | Good |
well-mixed atmosphere, low pressure |
| 29 May Morning | Good |
well-mixed atmosphere, low pressure |
Rise 5:49AM
Set 8:25PM
Waning crescent
Rise4:17AM
Set5:54PM
FRIDAY AFTERNOON
IAD / Delays from 30 to 45 minutes