The amateur radio station of the National Hurricane Center, WX4NHC (NHC), located on the campus of Florida International University in Miami, will conduct their on-the-air Annual Communications Test on Saturday, May 27, 2023, from 9 AM – 5 PM EDT (1300z- 2100z).
More information is here – WX4NHC (NHC) Communications Test on 05/27/23
Contact information and other frequencies are here – WX4NHC How To Contact Amateur Ham Radio at National Hurricane Center