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2. Joshua Wurman - Wikipedia

   en.wikipedia.org/wiki/Joshua_Wurman

   Raymond Pierrehumbert. Fred Sanders. Joshua Michael Aaron Ryder Wurman (born October 1, 1960) is an American atmospheric scientist and inventor noted for tornado, tropical cyclone, and weather radar research, the invention of DOW and bistatic radar multiple-Doppler networks.

3. NEXRAD - Wikipedia

   en.wikipedia.org/wiki/NEXRAD

   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 ...

4. Doppler radar - Wikipedia

   en.wikipedia.org/wiki/Doppler_radar

   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 ...

5. Philadelphia, PA Weather - Hourly Forecasts and Local ... - AOL

   www.aol.com/weather/forecast/us/philadelphia...

   Dive in and discover how weather impacts daily life, explores the forces of nature, and guides our understanding of the world around us. Get the Philadelphia, PA local weather forecast by the hour ...

6. Local & National Weather News You Can Use - AOL

   www.aol.com/weather/forecast/us/pa/philadelphia

   Stay updated on the ever-changing atmospheric conditions with our comprehensive Weather category. From local forecasts to global climate patterns, we bring you the latest insights and accurate ...

7. Terminal Doppler Weather Radar - Wikipedia

   en.wikipedia.org/wiki/Terminal_Doppler_Weather_Radar

   Terminal Doppler Weather Radar (TDWR) is a Doppler weather radar system with a three-dimensional "pencil beam" used primarily for the detection of hazardous wind shear conditions, precipitation, and winds aloft on and near major airports situated in climates with great exposure to thunderstorms in the United States. [1]

8. Philadelphia, PA Weather - Hourly Forecasts and Local ... - AOL

   www.aol.com/weather/forecast/us/philadelphia

   Dive in and discover how weather impacts daily life, explores the forces of nature, and guides our understanding of the world around us. Get the Philadelphia, PA local weather forecast by the hour ...

9. Kathy Orr (meteorologist) - Wikipedia

   en.wikipedia.org/wiki/Kathy_Orr_(meteorologist)

   Career in Philadelphia. Orr joined KYW-TV in January 2003 as their chief meteorologist, making her debut on the same night as Marc Howard, who had been an anchor on WPVI, the ABC O&O in Philadelphia. She came from WCAU-TV where she had worked as a weekend Meteorologist. She was reportedly asked to be chief meteorologist at WCAU when John ...