Reporting Location : Ashburn, VA

There are alert 0 Weather Alerts for your area.
59°F

Mostly cloudy. Cool.

  • 59%
  • 12 mphNNW
  • 59%
    Humidity
  • 44°F
    Dew Point
  • 57°F
    Comfort Level
  • 10 mi
    Visibility
  • 29.92 in

    Barometric Pressure
Current Time : 9:20 PM EDT  Refresh Nearest / Estimated
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Air Quality Observations

Station Name Concentration Category
BUTLER MANUF. CO NEAR REST 34 ppb Good
Rockville 48 ppb Good
Shenandoah NP 49 ppb Good
MORGANTOWN 33 ppb Good
WIDEWATER 42 ppb Good
Hagerstown 51 ppb Moderate
CORBIN 33 ppb Good
SUMERDUCK 40 ppb Good

Air Quality Forecast

Northern Virginia
Date Pollutant Concentration Category
04 May Particulates smaller than 2.5 microns 33 ppb Good
05 May Particulates smaller than 2.5 microns 29 ppb Good
06 May Particulates smaller than 2.5 microns 21 ppb Good
07 May Particulates smaller than 2.5 microns 25 ppb Good
08 May Particulates smaller than 2.5 microns 21 ppb Good
09 May Particulates smaller than 2.5 microns n/a Good
10 May Particulates smaller than 2.5 microns n/a Good
Metropolitan Washington
Winchester
Western Maryland

Extended Forecast

Date Category Reason
06 May Thursday Good well-mixed atmosphere, low pressure
07 May Friday Good precipitation, well-mixed atmosphere, low pressure
08 May Saturday Good well-mixed atmosphere, low pressure
09 May Sunday Good precipitation, well-mixed atmosphere, low pressure
10 May Monday Good precipitation, well-mixed atmosphere, low pressure
11 May Tuesday Good strong winds, well-mixed atmosphere, low pressure
12 May Wednesday Good well-mixed atmosphere, low pressure

Detailed Forecast

Date Category Reason
05 May Evening Good strong winds, well-mixed atmosphere, low pressure
06 May Night Good cold temperatures, well-mixed atmosphere, low pressure
06 May Morning Good well-mixed atmosphere, low pressure
06 May Afternoon Good well-mixed atmosphere, low pressure
06 May Evening Good well-mixed atmosphere, low pressure
07 May Night Good well-mixed atmosphere, low pressure
07 May Morning Good precipitation, well-mixed atmosphere, low pressure
07 May Afternoon Good precipitation, well-mixed atmosphere, low pressure

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