This discussion and more can be found in the Area Forecast Discussion.

Aviation Forecasts

The National Weather Service (NWS) Weather Forecast Office (WFO-LWX), in Sterling, VA has responsibility for six Terminal Aerodrome Forecasts or TAFs in Virginia, Maryland and the eastern West Virginia panhandle. Click on each map below to view the latest decoded TAF Note: maps are not for official aviation use. FAA VFR charts are available here.

REAGAN NATIONAL (DCA)

  TERMINAL FORECAST (DCA)

  24 HRS OF OBSERVATIONS

  FAA DETAILS

  TABULAR FORECAST

  DCA TAF BOARD

DULLES (IAD)

  TERMINAL FORECAST (IAD)

  24 HRS OF OBSERVATIONS

  FAA DETAILS

  TABULAR FORECAST

  IAD TAF BOARD

BALTIMORE (BWI)

  TERMINAL FORECAST (BWI)

  24 HRS OF OBSERVATIONS

  FAA DETAILS

  TABULAR FORECAST

  BWI TAF BOARD

CHARLOTTESVILLE (CHO)

  TERMINAL FORECAST (CHO)

  24 HRS OF OBSERVATIONS

  FAA DETAILS

  TABULAR FORECAST

  CHO TAF BOARD

MARTIN STATE (MTN)

  TERMINAL FORECAST (MTN)

  24 HRS OF OBSERVATIONS

  FAA DETAILS

  TABULAR FORECAST

  MTN TAF BOARD

MARTINSBURG (MRB)

  TERMINAL FORECAST (MRB)

  24 HRS OF OBSERVATIONS

  FAA DETAILS

  TABULAR FORECAST

  MRB TAF BOARD

Click here for the latest decoded METARs at all 6 WFO Sterling TAF sites

Center Weather Service Unit Products

The Leesburg VA Center Weather Service Unit (CWSU/ZDC) covers the NWS Sterling, VA County Warning Area. Use the buttons on the map or....CLICK HERE to view ZDC's web site.  For complete AVIATION WEATHER CENTER products click here.

Decoded/Raw Text

• 24 hour decoded observations for Virginia Portion of our CWA...
  DullesWashington DCManasassFort BelviorLeesburgFront RoyalWinchesterStaffordFredericksburgCharlottesvilleOrangeLurayWarrentonStauntonQuantico MCASCulpepperNew MarketWaynesboroGordonsville
• 24 hour decoded observations for Maryland Portion of our CWA...
  Baltimore BWIBaltimore DowntownMartin FieldCollege ParkFt MeadeAndrews AFBHagerstownCumberlandOaklandPatuxent RiverSt InigoesLeonardtownWestminster
• 24 hour decoded observations for West Virginia Portion of our CWA...
  MartinsburgPetersburgElkins

• METAR Request form via the Aviation Weather Center. Raw and decoded observations.
• Request past 36 raw observations for TAF SITES...
  Reagan National/Wash DCDulles VABaltimore-Washington IntlMartin FieldCharlottesvilleMartinsburg WV
• Most recent WFO Sterling (LWX) Rainfall, Snowfall, Wind Gusts
• Hourly Weather Roundup for LWX CWA

Surface Weather Maps

• Hourly Surface Plots from Aviation Weather Center
• Hourly Surface Data for the U.S. from WPC

Wind Rose Data

• Washington Reagan-National (DCA) wind rose data...
  JanuaryFebruaryMarchAprilMayJuneJulyAugustSeptemberOctoberNovemberDecember
• Dulles International (IAD) wind rose data...
  JanuaryFebruaryMarchAprilMayJuneJulyAugustSsptemberOctoberNovemberDecember
• Baltimore-Washington International (BWI) wind rose data...
  JanuaryFebruaryMarchAprilMayJuneJulyAugustSeptemberOctoberNovemberDecember

Miscellaneous

• Airport Delays/NAS Status - from Federal Aviation Administration.
• Airport Arrival Demand Chart - from Federal Aviation Administration.
• Temporary Flight Restrictions (TFRs) - from Federal Aviation Administration.
• Flight Planning - from Federal Aviation Administration.
• NWS Aviation Services
• A Pilot's Guide to Aviation Weather Services