2020 SKYWARN Recognition Day
December 5, 2020 from 0000z to 2400z
SKYWARN™ Recognition Day was developed in 1999 by the National Weather Service and the American Radio Relay League. It celebrates the contributions that volunteer SKYWARN™ radio operators make to the National Weather Service. During the day SKYWARN™ operators visit NWS offices and contact other radio operators across the world.
http://www.arrl.org/skywarn-recognition-day
https://www.weather.gov/crh/skywarnrecognition