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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.). Modern weather radars are mostly pulse-Doppler radars, capable of detecting the motion of rain droplets in addition to the intensity of the ...
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 ...
9:01 p.m.: National Weather service reports tornado near Fort Branch, Indiana. At 8:55 p.m., a spotter reported a tornado near Fort Branch, Indiana, moving in the direction of Somerville and Mackey.
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 ...
FORECAST: A steamy start to Memorial Day weekend. Stay connected with FOX 35. Download the FOX 35 News app for latest news, weather, and traffic alerts. Download the FOX 35 Storm Team Weather app ...
Prepare for severe weather now. Regardless of any particular forecast, here are some things you can do to get ready for Oklahoma's severe weather season.. Figure out now where you'll go if you ...
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