When.com Web Search

Search results

  1. Results From The WOW.Com Content Network
  2. Terminal Doppler Weather Radar - Wikipedia

    en.wikipedia.org/wiki/Terminal_Doppler_Weather_Radar

    Airports with a TDWR in the US. Another in San Juan, Puerto Rico, is not shown on this map.. Terminal Doppler Weather Radar (TDWR) is a Doppler weather radar system with a three-dimensional "pencil beam" used primarily for the detection of hazardous wind shear conditions, precipitation, and winds aloft on and near major airports situated in climates with great exposure to thunderstorms in the ...

  3. Low-level windshear alert system - Wikipedia

    en.wikipedia.org/wiki/Low-level_windshear_alert...

    Windshear deployment studies conducted from 1989 through 1994 determined at which LLWAS-II sites weather exposure justified upgrade to a weather radar (Terminal Doppler Weather Radar (TDWR) or Weather Systems Processor (WSP)) an LLWAS Network Expansion (LLWAS-NE) or LLWAS-Relocate/Sustain (LLWAS-RS) upgrade, singly or in combination. By 2005 ...

  4. NEXRAD - Wikipedia

    en.wikipedia.org/wiki/NEXRAD

    NEXRAD or Nexrad (Next-Generation Radar) is a network of 159 high-resolution S-band Doppler weather radars operated by the National Weather Service (NWS), an agency of the National Oceanic and Atmospheric Administration (NOAA) within the United States Department of Commerce, the Federal Aviation Administration (FAA) within the Department of Transportation, and the U.S. Air Force within the ...

  5. Radar Operations Center - Wikipedia

    en.wikipedia.org/wiki/Radar_Operations_Center

    The Radar Operations Center (ROC) is a National Weather ... ROC also works with the Federal Aviation Administration's Terminal Doppler Weather Radar (TDWR) network ...

  6. GRLevelX - Wikipedia

    en.wikipedia.org/wiki/Grlevelx

    GRLevelX is a suite of data processing and display programs developed by Gibson Ridge Software, LLC (GRS), to view weather radar data. It went on the market in March 2005. It comes in three versions, all of which ingest raw data: GRLevel2 and GRLevel2 Analyst Edition for viewing Level II data of the National Weather Service (NWS), and GRLevel3 for viewing Level III da

  7. Airway Transportation Systems Specialist - Wikipedia

    en.wikipedia.org/wiki/Airway_Transportation...

    The Surveillance ATSSs are responsible for the operation and maintenance of short and long-range air and surface radars, secondary beacons, weather, and Global Positioning Satellite transceivers systems such as the Airport Surveillance Radar Model-9 (ASR-9), Terminal Doppler Weather Radar (TDWR), Mode Select Beacon System (MODE-S), Airport ...

  8. AOL Mail

    mail.aol.com

    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

  9. Multifunction Phased Array Radar - Wikipedia

    en.wikipedia.org/wiki/Multifunction_Phased_Array...

    Multifunction Phased Array Radar (MPAR) was an experimental Doppler radar system that utilized phased array technology. MPAR could scan at angles as high as 60 degrees in elevation, and simultaneously track meteorological phenomena, biological flyers, non-cooperative aircraft, and air traffic .