Website Map

• Home
• Live Data
  • Station Gauges
  • Station Charts
  • Live Console
• Graphs
  • Today
  • Last 24 hours
  • Last 7 days
  • Last 31 days
  • Weather Display
• Weather Cam
  • Live
  • Image
  • Timelapse
  • Archive
    • 2022
      • Feb
      • Mar
      • Apr
      • May
      • Jun
      • Jul
      • Aug
      • Sep
      • Oct
      • Nov
      • Dec
    • 2023
      • Jan
      • Feb
      • Mar
      • Apr
      • May
      • Jun
      • Jul
      • Aug
      • Sep
      • Oct
      • Nov
      • Dec
• Records
  • Table
  • Annual Graphs
    • 2018
    • 2019
    • 2020
    • 2021
    • 2022
    • 2023
    • All-time
• Observations
  • CoCoRaHS
    • 2022
      • Oct
      • Nov
      • Dec
    • 2023
      • Jan
      • Feb
      • Mar
      • Apr
      • May
      • Jun
      • Jul
      • Aug
      • Sep
      • Oct
      • Nov
      • Dec
  • Quality Control
  • Weather Trends
  • Soundings
  • Nearby METARs
  • Hourly Roundup
  • Dulles History
  • River Levels
  • Nearby Buoys
  • Daily Extremes
• Air Quality
  • Real Time AQI
  • Air Quality Map
  • Daily Charts
    • 2023
      • Jun
      • Jul
      • Aug
      • Sep
      • Oct
      • Nov
      • Dec
• Historical
  • Station History
  • Wx Undergound
  • Daily Charts
    • 2018
      • Feb
      • Mar
      • Apr
      • May
      • Jun
      • Jul
      • Aug
      • Sep
      • Oct
      • Nov
      • Dec
    • 2019
      • Jan
      • Feb
      • Mar
      • Apr
      • May
      • Jun
      • Jul
      • Aug
      • Sep
      • Oct
      • Nov
      • Dec
    • 2020
      • Jan
      • Feb
      • Mar
      • Apr
      • May
      • Jun
      • Jul
      • Aug
      • Sep
      • Oct
      • Nov
      • Dec
    • 2021
      • Jan
      • Feb
      • Mar
      • Apr
      • May
      • Jun
      • Jul
      • Aug
      • Sep
      • Oct
      • Nov
      • Dec
    • 2022
      • Jan
      • Feb
      • Mar
      • Apr
      • May
      • Jun
      • Jul
      • Aug
      • Sep
      • Oct
      • Nov
      • Dec
    • 2023
      • Jan
      • Feb
      • Mar
      • Apr
      • May
      • Jun
      • Jul
      • Aug
      • Sep
      • Oct
      • Nov
      • Dec
• Climate Data
  • Avg/Records
  • 2018
  • 2019
  • 2020
  • 2021
  • 2022
  • 2023
• Radar
  • Local
    • Reflectivity
    • Velocity
    • Composite Ref
    • Echo Tops
    • VIL
    • 1-Hour Precip
    • Stm Total Precip
    • Differential Ref
    • Hydrometeor Class
    • Correlation Coef
    • Specific Diff Phs
  • Regional
    • Reflectivity
    • Velocity
    • Composite Ref
    • Echo Tops
    • VIL
    • 1-Hour Precip
    • Stm Total Precip
    • Differential Ref
    • Hydrometeor Class
    • Correlation Coef
    • Specific Diff Phs
  • Mid-Atlantic
• Lightning
  • National
  • Mid-Atlantic
  • Local
• Satellite
  • GOES-E GIF
  • GOES-E HAniS
  • GOES-W GIF
  • GOES-W HAniS
  • Tropics
• Forecasts
  • 7-Day
  • NWS Forecast
  • NWS Discussion
  • Meteograms
    • Static
    • Interactive
  • Advisories
  • Windy Forecast
  • UV Forecast
• Maps
  • Current Map
  • Forecast Maps
• Models
  • GFS
    • Simulated Radar
    • MSLP and Precip
    • Surface Temp
    • 6-Hour Precip
    • 12-Hour Precip
    • Total Precip
    • Precip Type
    • Freezing Rain
    • Clouds
    • 6-Hour Snow
    • 12-Hour Snow
    • Total Snow
  • NAM
    • Simulated Radar
    • Surface Temp
    • Surface Dewpt
    • Surface ThetaE
    • 6-Hour Precip
    • 12-Hour Precip
    • Total Precip
    • Precip Type
    • Freezing Rain
    • Clouds
    • 6-Hour Snow
    • 12-Hour Snow
    • Total Snow
  • NAM Nest
    • Simulated Radar
    • Surface Temp
    • Surface Gust
    • Surface Dewpt
    • Surface ThetaE
    • 6-Hour Precip
    • 12-Hour Precip
    • Total Precip
    • Precip Type
    • Freezing Rain
    • 6-Hour Snow
    • 12-Hour Snow
    • Total Snow
  • HRRR 18-HR
    • Simulated Radar
    • Surface Temp
    • Surface Gust
    • Surface ThetaE
    • Surface Visibility
    • Surface Dew Pt
    • 6-Hour Precip
    • 12-Hour Precip
    • Total Precip
    • Precip Type
    • Freezing Rain
    • Clouds
    • 6-Hour Snow
    • 12-Hour Snow
    • Total Snow
  • HRRR 48-HR
    • Simulated Radar
    • Surface Temp
    • Surface Gust
    • Surface ThetaE
    • Surface Visibility
    • Surface Dew Pt
    • 6-Hour Precip
    • 12-Hour Precip
    • Total Precip
    • Precip Type
    • Freezing Rain
    • Clouds
    • 6-Hour Snow
    • 12-Hour Snow
    • Total Snow
• Severe
  • Severe Outlooks
  • Storm Reports
    • Today
    • Yesterday
  • Dulles Sounding
  • Virginia Map
  • Regional Map
  • Tornadoes
  • Wind
  • Hail
• Tropics
  • Atlantic
    • Model Forecast
    • NHC Links
    • Satellite Loop
  • Pacific
    • Model Forecast
    • NHC Links
    • Satellite Loop
• NOAA Wx Radio
• Drought Monitor
• Snow Forecast
• Space Weather
• Sun/Moon
• Earthquakes
• Links
• About
• System Status
• Photos/Videos
  • Tornados
  • Thunderstorms
  • Tropical
  • Winter Wx
  • Clouds
  • Aviation
• Diagnostics
  • Tools
  • WD Executables