NOUS74 KEHU 201704 ADASRH ALERT ADMINISTRATIVE MESSAGE NATIONAL WEATHER SERVICE SOUTHERN REGION HEADQUARTERS 0105 PM EDT FRI MAR 20 2026 TO: ALL SOUTHERN REGION OFFICES FROM: CWSU ZJX SUBJECT: AWC BACKUP OF CWSU ZJX AWC BACKUP OF CWSU ZJX HAS BEGUN AT 17Z AND WILL CONTINUE THROUGH 21TH MARCH 0030Z. $$