ZCZC XA07 150412 UTC AUG 26 REYKJAVIK VIA GRINDAVIK NAVIGATIONAL WARNING NO. 56 FIRST TWO NAVIGATIONAL BUOYS WITH LIGHT CHARACTERISTICS FL R*ES AND FL G1.5S IN THE PORT ENTRANCE OF*GRINDAVIKTNAEDOUR ARE UNLIT. M*RINERS ARE TO PROCEED WITH CAUTION. ICELANDIC COAST GUARD. NNNN