Roost rings on weather radar are created by birds taking off in the morning from their communal nesting spot. On a quiet ...

Doppler radar is “a remote sensing tool, which basically means it senses things in the atmosphere,” said Sara Purdue, a meteorologist with the National Weather Service in Sacramento. Here’s ...

Doppler radar is “a remote sensing tool, which basically means it senses things in the atmosphere,” said Sara Purdue, a meteorologist with the National Weather Service in Sacramento.

Elevation: Radar utilizes the Doppler effect, meaning beams of energy are sent out and then the radar "listens" for these beams to return after reflecting off an object. In the case of weather ...

Doppler radars may be Coherent Pulsed, Continuous Wave, or Frequency Modulated. A continuous wave (CW) doppler radar is a special case that only provides a velocity output.

ABC11 First Alert Doppler Radar Net launches giving WTVD meteorologists a more clear, more exact and more reliable picture of severe weather in NC.

The radar is based on Mount Miguel and will be up and running 24/7, as usual, to bring you the latest updates during this wet-weather pattern. Check out the current view from First Alert 7 Doppler ...