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  2. 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 ...

  3. Terminal Doppler Weather Radar - Wikipedia

    en.wikipedia.org/wiki/Terminal_Doppler_Weather_Radar

    A NEXRAD weather radar currently used by the National Weather Service (NWS) is a 10 cm wavelength (2700-3000 MHz) radar capable of a complete scan every 4.5 to 10 minutes, depending on the number of angles scanned, and depending on whether or not MESO-SAILS [7] is active, which adds a supplemental low-level scan while completing a volume scan.

  4. WSR-74 - Wikipedia

    en.wikipedia.org/wiki/WSR-74

    WSR-74. WSR-74C radar from Central Illinois WFO. WSR-74 radars were W eather S urveillance R adars designed in 1974 for the National Weather Service. They were added to the existing network of the WSR-57 model to improve forecasts and severe weather warnings. Some have been sold to other countries like Australia, Greece, and Pakistan.

  5. History of radar - Wikipedia

    en.wikipedia.org/wiki/History_of_radar

    The history of radar (where radar stands for radio detection and ranging) started with experiments by Heinrich Hertz in the late 19th century that showed that radio waves were reflected by metallic objects. This possibility was suggested in James Clerk Maxwell 's seminal work on electromagnetism.

  6. National Severe Storms Laboratory - Wikipedia

    en.wikipedia.org/wiki/National_Severe_Storms...

    NSSL's first Doppler weather radar, the NSSL Doppler, located in Norman, Oklahoma. 1970s research using this radar led to NWS NEXRAD WSR-88D radar network. The first tornado captured on May 24, 1973, by the NSSL Doppler weather radar and NSSL chase personnel. The tornado is here in its early stage of formation near Union City, Oklahoma

  7. Sea-based X-band Radar - Wikipedia

    en.wikipedia.org/wiki/Sea-based_X-band_Radar

    The Sea-Based X-Band Radar (SBX-1) is a floating, self-propelled, mobile active electronically scanned array early-warning radar station designed to operate in high winds and heavy seas. It was developed as part of the United States Department of Defense Missile Defense Agency's (MDA) Ballistic Missile Defense System.

  8. Best Ophthalmologists Near Me in Columbus, OH | WebMD

    doctor.webmd.com/providers/specialty/...

    Dr. Norman Douglas Baker, MD. Ophthalmology. 5.0. 23 Ratings. 42 Years Exp erience. 460 W 10th Ave, Columbus, OH 43210 1.52 miles. Dr. Baker graduated from the Ohio State University College of Medicine & Public Health in 1982.He works in Columbus, OH and 3 other locations and specializes in Ophthalmology.

  9. Radar Operations Center - Wikipedia

    en.wikipedia.org/wiki/Radar_Operations_Center

    Radar Operations Center. / 35.237522; -97.460983. The Radar Operations Center ( ROC) is a National Weather Service (NWS) unit that coordinates the development, maintenance, and training for the NEXRAD weather radar network. [1] It is located near the University of Oklahoma Westheimer Airport in Norman, Oklahoma [1] and run by the National ...

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