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  2. KELOLAND Live Winter Doppler Special airs Monday night

    www.aol.com/keloland-live-winter-doppler-special...

    SIOUX FALLS, S.D. (KELO) — Leaf-raking will soon be replaced by snow shoveling and our team of meteorologists will help you navigate the season ahead. Our KELOLAND Live Doppler Winter Special is ...

  3. KELO-TV - Wikipedia

    en.wikipedia.org/wiki/KELO-TV

    Jim Burt, who had begun sports play-by-play at KELO radio in 1948 and crossed over to television when channel 11 went on the air, [4] was the last remaining original employee of channel 11 when he retired in 1987. [74] [75] KELO began the deployment of regional Doppler weather radar units in 1997, with two sites in Huron and Beresford. [76]

  4. WSR-57 - Wikipedia

    en.wikipedia.org/wiki/WSR-57

    [1] 128 of the WSR-57 and WSR-74 model radars were spread across the country as the National Weather Service's radar network until the 1990s. [7] The WSR-57 radars were gradually replaced by the Weather Surveillance Radar - 1988, Doppler, WSR-88D, which NOAA named the NEXRAD network. The last WSR-57 radar in the United States was decommissioned ...

  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. List of catastrophic collapses of broadcast masts and towers

    en.wikipedia.org/wiki/List_of_catastrophic...

    Also damaged transmitter building and doppler radar. [24] WVIA-TV Tower, Penobscot Knob: December 16, 2007: Guyed steel lattice mast 510 Ice: 300 ft. section lost from top of tower [25] KATV-TV Tower, Redfield, Jefferson County, US January 11, 2008: Guyed steel lattice mast 609 Maintenance Restringing guy wires [26]

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  8. Doppler radar - Wikipedia

    en.wikipedia.org/wiki/Doppler_radar

    A Doppler radar is a specialized radar that uses the Doppler effect to produce velocity data about objects at a distance. [1] It does this by bouncing a microwave signal off a desired target and analyzing how the object's motion has altered the frequency of the returned signal.

  9. 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 ...