Indonesian Weather Bulletin For Shipping Last Update : 23 October 2013 I. PART ONE TROPICAL CYCLONE FRANCISCO 950 HPA AT 23.9 N 131.2 E MOVING NORTHWEST 9 KNOTS MAXIMUM WINDS 80/115 KNOTS NEAR CENTER. TROPICAL CYCLONE LEKIMA 905 HPA AT 18.6 N 152.2 E MOVING NORTHWEST 18 KNOTS MAXIMUM WINDS 115/165 KNOTS NEAR CENTER. II. PART TWO : SYNOPTIC WEATHER ANALYSIS : FOR 00.00 UTC DATE OCTOBER 23, 2013 - GENERAL SITUATION WEAK TO MODERATE SOUTHEAST TO SOUTHWEST WINDS. - INTER TROPICAL CONVERGENCE ZONE [ I.T.C.Z. ] PASSING OVER : NIL. - CONVERGENCE LINE (C.L.) PASSING OVER : NORTHERN SULAWESI SEA. III. PART THREE : SEA AREA FORECAST VALID 24 HOURS FROM : 10. 00 UTC DATE OCTOBER 23, 2013 AS FOLLOWS : A. WEATHER : 1. THE POSSIBILITY OF SCATTERED TO OVERCAST AND MODERATE RAIN OCCASIONALLY FOLLOWED BY THUNDERSTORM COULD OCCUR THE OVER AREAS OF : MALACA STRAIT, WESTERN MENTAWAI INDIAN OCEAN, SOUTH CHINA SEA, NATUNA SEA, NORTHERN KALIMANTAN WATERS, JAVA SEA PART OF CENTRAL, NORTHERN OF CENTRAL JAVA WATERS, NORTHERN OF NORTH SULAWESI WATERS, HALMAHERA WATERS, HALMAHERA SEA AND WESTERN PAPUA WATERS. 2. THE POSSIBILITY OF SCATTERED TO BROKEN CLOUDS AND RAIN OR LOCAL RAIN COULD OCCUR THE OVER AREAS OF : ACEH WATERS, NIAS AND SIBOLGA WATERS, WEST SUMATERA AND MENTAWAI ISLAND WATERS, SOUTHERN OF CENTRAL JAVA WATERS, WESTERN KALIMANTAN WATERS, MACASSAR STRAIT, SULAWESI SEA, MALUKU SEA, SOUTHERN AMBON WATERS, RAJA AMPAT WATERS, SORONG WATERS, ARU SEA, KAI ISLAND WATERS AND BIAK WATERS. B. WINDS DIRECTION AND SPEED FROM SURFACE UP TO 3000 FEET : WINDS OVER INDONESIAN WATERS, NORTHERN EQUATOR GENERALLY NORTHEAST TO WEST AND SOUTHERN EQUATOR GENERALLY SOUTHEAST TO SOUTHWEST AT ABOUT 3 TO 25 KNOTS. C. STATE OF SEA : 1. SLIGHT TO MODERATE SEA SURFACE AND LOW SWELL COULD OCCUR AT : NATUNA ISLAND WATERS, NATUNA SEA, BENGKULU AND ENGGANO ISLAND WATERS, WESTERN LAMPUNG WATERS, SOUTHERN SUNDA STRAIT, SOUTHERN BANTEN TILL SOUTHERN OF WEST JAVA WATERS, NORTHERN KALIMANTAN WATERS, SANGIHE TALAUD ISLAND WATERS, MOROTAI WATERS, HALMAHERA SEA, EASTERN ARAFURA SEA, YOS SUDARSO ISLAND WATERS AND MERAUKE WATERS. 2. OTHER SEA AREAS GENERALLY ARE SEA SLIGHT AND SWELL LOW. 3. RECOMMENDATION ( EARLY WARNING ) : MODERATE TO VERY ROUGH SEA SURFACE AND MODERATE SWELL: SOUTH CHINA SEA, NORTHERN TALAUD ISLAND TILL HALMAHERA INDIAN OCEAN.
Posted on: Wed, 23 Oct 2013 13:30:49 +0000