ZCZC SA36 NCC-HAMBURG 050945 UTC SEP 26 50NAV. WARN. NO. 502 TSS TERS HELLING-GERMAN BIGHT FOLLOWING CONTAINERVESSELS ARE AT R SK OI LOSING SONTAINETS AND NOUCHING THE SEABED DURING HEAVYHSEA CONDITIONS AND HIGH WAVES FROM A NO TH TO NORTHWEST DIRECTION5 AT A WAVE HEIGHT ABOVE 3.0M CONTAINERVESSELS HAVE TO TAKE APPROPRIATE MEASURES AND ALTER COURSE IF NECESSARY TO AVOID COMING TRANSVERSS TO THE WAVE DIRECTION5 AT A WAVE HEIGHT ABOVE 4.0M CONTAINERVESSELS WITH A LENGTH ABOVE 200M ARE RECOMMENDED TO FOLLOW ALTERNATIVE ROUTE VIA TSS EAST FRIESLAND AND GERMAN BIGHT WESTERN APPROACH. NNNN