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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 ...
WMTW (channel 8) is a television station licensed to Poland Spring, Maine, United States, serving the Portland area as an affiliate of ABC. It is owned by Hearst Television alongside CW affiliate WPXT (channel 51). The two stations share studios on Ledgeview Drive in Westbrook; WMTW's transmitter is located in West Baldwin, Maine .
Website. www .weather .gov /gyx /. The National Weather Service Gray/Portland, Maine (GYX) is a local office of the National Weather Service responsible for monitoring weather conditions over western Maine and all of New Hampshire. It is situated in Gray, Maine, in the metropolitan area of Portland, in a rural setting.
Doppler effect. The emitted signal toward the car is reflected back with a variation of frequency that depends on the speed away/toward the radar (160 km/h). This is only a component of the real speed (170 km/h). The Doppler effect (or Doppler shift), named after Austrian physicist Christian Doppler who proposed it in 1842, is the difference ...
History. The WSR-57 (Weather Surveillance Radar - 1957) was the first 'modern' weather radar. Initially commissioned at the Miami Hurricane Forecast Center, the WSR-57 was installed in other parts of the CONUS (continental United States). [4] The WSR-57 was the first generation of radars designed expressly for a national warning network.
Pulse-Doppler radar. A pulse-Doppler radar is a radar system that determines the range to a target using pulse-timing techniques, and uses the Doppler effect of the returned signal to determine the target object's velocity. It combines the features of pulse radars and continuous-wave radars, which were formerly separate due to the complexity of ...
It remains to be seen whether this will include any new physical presence (i.e. a news bureau or a full studio) of WNYA and WNYT in the local area. A newscast airing on WNYA finally premiered September 16, 2013, and is known on-air as NewsChannel 13 Live at 10 on My 4 Albany.
www .westernmassnews .com. WSHM-LD (channel 33) is a low-power television station in Springfield, Massachusetts, United States, affiliated with CBS. It is owned by Gray Television alongside ABC / Fox / MyNetworkTV affiliate WGGB-TV (channel 40). The two stations share studios on Liberty Street in Springfield; WSHM-LD's transmitter is located on ...
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