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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. 1997 Central Texas tornado outbreak - Wikipedia

    en.wikipedia.org/wiki/1997_Central_Texas_tornado...

    As the storm moved into Williamson County, it produced two short-lived F2 tornadoes north of Jarrell at 3:25 p.m. and 3:35 p.m.; the latter of the two was a multiple-vortex tornado and lifted at 3:39 p.m.: 5 The Austin/San Antonio National Weather Service forecast office issued a tornado warning for Williamson County at 3:30 p.m. in response to ...

  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 is active, which adds a supplemental low-level scan while completing a volume scan. Its ...

  5. 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.).

  6. National Severe Storms Laboratory - Wikipedia

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

    NSSL scientists helped develop the Weather Surveillance Radar - 1988 Doppler (WSR-88D) radars, also known as NEXt-generation RADar (NEXRAD).Since the first Doppler weather radar became operational in Norman in 1974, NSSL has worked to extend its functionality, and proved to the NOAA National Weather Service (NWS) that Doppler weather radar was important as a nowcasting tool.

  7. 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 ...

  8. February 13–17, 2021 North American winter storm - Wikipedia

    en.wikipedia.org/wiki/February_13–17,_2021...

    The February 13–17, 2021 North American winter storm was a crippling, large and major winter and ice storm that had widespread impacts across the United States, Northern Mexico, and parts of Canada from February 13 to 17, 2021. The storm, unofficially referred to as Winter Storm Uri by the Weather Channel, [14] [15] started out in the Pacific ...

  9. File:NEXRAD radar of a confirmed tornado southwest of Idalia ...

    en.wikipedia.org/wiki/File:NEXRAD_radar_of_a...

    English: A screenshot from the KGLD NEXRAD radar, which shows a storm with a confirmed tornado southwest of the town of Idalia, Colorado, on August 8, 2023.In this screenshot, the bounded weak echo region (BWER), where the tornado was located, was observed at a beam height of 2,754 feet (839 m) on the base reflectivity radar, which measures in dBZ.

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