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  2. Canadian weather radar network - Wikipedia

    en.wikipedia.org/wiki/Canadian_weather_radar_network

    The second radar was installed in the summer of 2018 at Blainville in the Montreal region to replace the aging McGill radar . 2018 also saw replacement radars at Foxwarren MB, Timmins ON ( near Smooth Rock Falls), and Spirit River AB and 19 of the new radars were in place by the end of 2020 with the rest being replaced sequentially by 2023.

  3. J. S. Marshall Radar Observatory - Wikipedia

    en.wikipedia.org/wiki/J._S._Marshall_Radar...

    A 10 cm wavelength Doppler and dual-polarization radar built in 1968 and used for weather surveillance around the Montreal, Quebec area. It was part of the Canadian weather radar network , [ 5 ] used by the local weather office to monitor weather in real time for a variety of applications, from severe weather detection to sewer flow forecasting.

  4. 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.).

  5. Montreal, QC Weather - Hourly Forecasts and Local Weather ...

    www.aol.com/weather/forecast/canada/montreal/...

    Get the Montreal, QC local weather forecast by the hour and the next 10 days. Skip to main content. Sign in. Mail. 24/7 Help. For premium support please call: 800-290-4726 more ways ...

  6. Montreal, QC Weather - Hourly Forecasts and Local Weather ...

    www.aol.com/weather/forecast/ca/montreal

    Get the Montreal, QC local weather forecast by the hour and the next 10 days.

  7. Constant altitude plan position indicator - Wikipedia

    en.wikipedia.org/wiki/Constant_Altitude_Plan...

    The constant altitude plan position indicator, better known as CAPPI, is a radar display which gives a horizontal cross-section of data at constant altitude. It has been developed by McGill University in Montreal by the Stormy Weather Group [1] to circumvent some problems with the PPI: Altitude changing with distance to the radar.

  8. Doppler radar - Wikipedia

    en.wikipedia.org/wiki/Doppler_radar

    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.

  9. Radar speed gun - Wikipedia

    en.wikipedia.org/wiki/Radar_speed_gun

    A radar speed gun, also known as a radar gun, speed gun, or speed trap gun, is a device used to measure the speed of moving objects. It is commonly used by police to check the speed of moving vehicles while conducting traffic enforcement , and in professional sports to measure speeds such as those of baseball pitches , [ 1 ] tennis serves , and ...