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The tornado first touched down at 11:02 p.m. in the Springbrook Prairie Forest Preserve, [5] with the first tornado warning including Naperville and Woodridge issued at 11:05 p.m. for radar-indicated rotation. This warning included areas of Chicago as well, specifically the Chicago Lawn and Midway International Airport areas. [8]
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.).
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.
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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 ...
Get the Chicago, IL local weather forecast by the hour and the next 10 days. ... NBC Universal 7 hours ago L.A. fire captain who fought California wildfires to attend joint address to Congress.
[7] Shortly after the start of the field program, the first recorded microburst on Doppler weather radar was viewed on the CP-3 radar at Yorkville, Illinois, on May 29, 1978. [7] On the first scan of a thunderstorm, the Doppler velocity display showed a doublet of inbound-outbound velocities which was followed by observation of a gust front. [7]
Get the Chicago, IL local weather forecast by the hour and the next 10 days.