USCG NMF Boston, Massachusetts, U.S.A. 9110.0 kHz USB WEFAX 21:30 UTC 20 DEC 2022Good S+10 signal with some occasional interference from an ALE network slightly bellow the frequency.
21:30 UTC - Surface analysis charts;
21:51 UTC - Satellite image.
Decoded with Black Cat HF Weather Fax.
RSPduo | Barker & Williamson T2FD antenna