Lyza's team went back and studied 105 tornadoes that passed very close to National Weather Service Doppler radar sites in ... were indicating from the Enhanced Fujita Scale," he told FOX Weather.

Meteorologist Derek Witt explains the different types of colors we may see on radar in this “Weather Word of the Week.” ...

The Next Generation Weather Radar, also known as NEXRAD, is a network of 160 high-resolution Doppler systems, operated jointly by the National Weather Service, the Federal Aviation Administration ...

The claim: NEXRAD, doppler radar and HAARP were used to control path of Hurricane Helene. A Sept. 27 Instagram post (direct link, archive link) includes a video of a weather radar map showing a ...

The country’s radar network, newly equipped with Doppler capability, grew to 30 sites by 2002. Another major overhaul began in October 2017 , again upgrading the radar network with more powerful ...

When watching the forecast on 13 Action News, the First Alert Weather Team will often show the latest images on "doppler radar." Meteorologist Derek Witt explains the name.

There are nearly 160 weather radars in the network. The radars are the NEXRAD WSR-88D Weather Surveillance Doppler Radars. Radar was first put to use in World War II.