They also alert you when weather warnings and watches are issued by the National Weather Service. The National Weather Service recommends everyone has a weather radio in their home, including the Deaf and Hard of Hearing communities. It’s unclear if the man in Oklahoma who targeted News9’s weather radar is associated with the group or acted alone. The Joint Doppler Operational Project (JDOP) was formed in 1976 as a joint endeavor by the National Weather Service and the Air Weather Service agency of the U.S. Air Force. The weather radars — known as the WSR-88D model — are instrumental in tracking severe weather.