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  2. Coraopolis, PA Weather - Hourly Forecasts and Local Weather ...

    www.aol.com/weather/forecast/us/coraopolis-12763615

    Get the Coraopolis, PA local weather forecast by the hour and the next 10 days.

  3. Weather radar - Wikipedia

    en.wikipedia.org/wiki/Weather_radar

    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.).

  4. Radar horizon - Wikipedia

    en.wikipedia.org/wiki/Radar_horizon

    And for the same examples : the radar horizon for the radar at a 1-mile (1.6 km) altitude will be 102-mile (164 km) and the one at 75 feet (23 m) will be 12-mile (19 km). Furthermore, layers with an inverse trend of temperature or humidity cause atmospheric ducting , which bends the beam downward or even traps radio waves so that they do not ...

  5. Airport surveillance radar - Wikipedia

    en.wikipedia.org/wiki/Airport_surveillance_radar

    The ASR-9 was the first airport surveillance radar to detect weather and aircraft with the same beam and be able to display them on the same screen. It has a digital Moving Target Detection (MTD) processor which uses doppler radar and a clutter map giving advanced ability to eliminate ground and weather clutter and track targets. It is ...

  6. Perrysville, OH Weather - Hourly Forecasts and Local ... - AOL

    www.aol.com/weather/forecast/united-states/ohio/...

    Get the Perrysville, OH local weather forecast by the hour and the next 10 days. ... Winter storm live tracker: Snowfall maps, current alerts, weather warnings, ice forecasts and more.

  7. History of radar - Wikipedia

    en.wikipedia.org/wiki/History_of_radar

    The plan position indicator, dating from the early days of radar and still the most common type of display, provides a map of the targets surrounding the radar location. If the radar antenna on an aircraft is aimed downward, a map of the terrain is generated, and the larger the antenna, the greater the image resolution.

  8. Parma, OH Weather - Hourly Forecasts and Local Weather Events ...

    www.aol.com/weather/forecast/us/parma-2468830

    Get the Parma, OH local weather forecast by the hour and the next 10 days. ... Christmas travel tracker: Live maps, airport status, flight delays, forecast and more.

  9. Monopulse radar - Wikipedia

    en.wikipedia.org/wiki/Monopulse_radar

    The world's first airborne monopulse radar system was the British Ferranti-designed AIRPASS system which went into service in 1960 on the RAF's English Electric Lightning interceptor aircraft. An early monopulse radar development, in 1958, was the AN/FPS-16, on which NRL and RCA collaborated. The earliest version, XN-1, utilised a metal plate lens.