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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. Weather radar - Wikipedia

    en.wikipedia.org/wiki/Weather_radar

    Weather radar in Norman, Oklahoma with rainshaft Weather (WF44) radar dish University of Oklahoma OU-PRIME C-band, polarimetric, weather radar during construction. Weather radar, also called weather surveillance radar (WSR) and Doppler weather radar, is a type of radar used to locate precipitation, calculate its motion, and estimate its type (rain, snow, hail etc.).

  4. 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 ...

  5. Severe weather, including tornado threat, returns to South - AOL

    www.aol.com/weather/severe-weather-including...

    A week after a severe weather outbreak swept across the southern United States killing four people, another round of severe weather is expected this weekend. AccuWeather meteorologists say the ...

  6. Tornado vortex signature - Wikipedia

    en.wikipedia.org/wiki/Tornado_vortex_signature

    Strong mesocyclone on a thunderstorm near Tuscaloosa, Alabama, that was analyzed as fitting the characteristics of a TVS.It was associated with a tornado.. A tornadic vortex signature, abbreviated TVS, is a Pulse-Doppler radar weather radar detected rotation algorithm that indicates the likely presence of a strong mesocyclone that is in some stage of tornadogenesis. [1]

  7. 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

  8. Houston weather: Tornado watch issued, strong to severe ... - AOL

    www.aol.com/houston-weather-tornado-warning...

    What We Know: The entire Houston area is at risk of seeing severe weather today. ... Be sure to download the FOX 26 Weather app for the latest updates and live radar. Live Radar 7-Day Forecast.

  9. Fox Weather 3 hours ago Tornado Watches issued as severe weather threatens South on warm side of coast-to-coast winter storm. As a coast-to-coast winter storm slices across the U.S. Sunday and Monday, severe thunderstorms are expected to fire up across portions of the South on the warm side of the sto…

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