SXKA80 PTKK 210600 OMRTKK SURF OBSERVATIONS NATIONAL WEATHER SERVICE CHUUK FM 4PM LST SAT MAR 21, 2026 STATIONS AVERAGE GREATEST PERIOD DIRECTION PIIS ISLAND 2 FT 3 FT 15 SEC NORTHEAST = NAMA ISLAND NIL= TA ISLAND NIL= ETTAL ISLAND NIL= ONOUN ISLAND NIL= NAMOLUK ISLAND 2 FT 3 FT 11 SEC NORTH=