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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.
Get the Portland, ME local weather forecast by the hour and the next 10 days. Skip to main content. 24/7 Help. For premium support please call: 800-290-4726 more ways to reach us ...
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 ...
A recent study by researchers at NOAA’s National Severe Storms Laboratory using Doppler Radar scans suggests the current methods of measuring tornadoes may be underestimating the twister's true ...
WCSH. WCSH (channel 6) is a television station in Portland, Maine, United States, affiliated with NBC and owned by Tegna Inc. The station's studios are located on Congress Square in Downtown Portland, and its transmitter is located on Winn Mountain in Sebago. Together with WLBZ (channel 2) in Bangor, which simulcasts most of WCSH's local ...
Continuous-wave radar (CW radar) is a type of radar system where a known stable frequency continuous wave radio energy is transmitted and then received from any reflecting objects. [1] Individual objects can be detected using the Doppler effect, which causes the received signal to have a different frequency from the transmitted signal, allowing ...
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