Aviation and air traffic control terminology · MLC-0104
Aviation and air traffic control terms: W (13)
- WA, see Airmen's meteorological information (AIRMET); Weather advisory
- WAAS, see Wide-area augmentation system (WAAS)
- Wake turbulenceA phenomenon that occurs when an aircraft develops lift and forms a pair of counter-rotating vortices.
- Warning area, see Special use airspace
- WaypointA predetermined geographical position used for route/instrument approach definition, progress reports...
- Weather advisoryIn aviation weather forecast practice, an expression of hazardous weather conditions not predicted in the...
- Weather radar precipitation intensityExisting radar systems cannot detect turbulence, however, there is a direct correlation between turbulence...
- Weather reconnaissance area (WRA)A WRA is airspace with defined dimensions and published by Notice to Airmen, which is established to support...
- When ablea. In conjunction with ATC instructions, gives the pilot the latitude to delay compliance until a condition...
- Wide area multilateration (WAM)A distributed surveillance technology which may utilize any combination of signals from Air Traffic Control...
- Wide-area augmentation system (WAAS)The WAAS is a satellite navigation system consisting of the equipment and software which augments the GPS...
- WilcoI have received your message, understand it, and will comply with it.
- Wind grid displayA display that presents the latest forecasted wind data overlaid on a map of the ARTCC area. Wind data is...
- Wind shearA change in wind speed and/or wind direction in a short distance resulting in a tearing or shearing effect...
- Wind shear escapeAn unplanned abortive maneuver initiated by the pilot in command (PIC) as a result of onboard cockpit...
- Wing tip vortices, see Vortices
- Words twicea. As a request: “Communication is difficult. Please say every phrase twice.”
- WS, see SIGMET; Weather advisory
- WST, see Convective SIGMET; Weather advisory
13 of 1,122 terms in Aviation and air traffic control terminology (MLC-0104). Request the full dataset.