Indonesian Weather Bulletin For Shipping

Last Update : 18 December 2014

I. PART ONE

NIL.

II. PART TWO :

SYNOPTIC WEATHER ANALYSIS :  FOR  00.00  UTC   DATE  DESEMBER 18th,  2014
- GENERAL SITUATION  WEAK TO MODERATE  NORTHEAST TO SOUTHWEST WINDS.
- INTER TROPICAL CONVERGENCE ZONE [ I.T.C.Z. ]  PASSING OVER  :  NIL.
- CONVERGENCE LINE (C.L.) PASSING OVER :  NIL.
- LOW PREASSSURE AREA 1008 HPA AT 08S101 E ALMOST STATIONARY
- LOW PREASSSURE AREA 1008 HPA AT 11S117 E ALMOST STATIONARY

III. PART THREE :

SEA AREA FORECAST VALID  24 HOURS  FROM : 10. 00 UTC  DATE DECEMBER 18th,  2014  AS FOLLOWS  :
 
A. WEATHER :
1. THE POSSIBILITY OF SCATTERED TO OVERCAST AND MODERATE RAIN OCCASIONALLY FOLLOWED BY THUNDERSTORM COULD OCCUR THE OVER AREAS OF : ANDAMAN SEA, ACEH WATERS, SOUTH TIONGKOK WATERS, RIAU ISLAND WATERS, LINGGA ISLAND WATERS, JAMBI WATERS, MENTAWAI ISLAND WATERS, ENGGANO ISLAND WATERS, BANGKA BELITUNG ISLAND WATERS, LAMPUNG WATERS, JAVA SEA, SULAWESI SEA, SANGIHE TALAUD ISLAND WATERS, EASTERN PHILIPINES WATERS AND NORTHERN HALMAHERA TILL NORTHERN PAPUA PASIFIC OCEAN.
 
2THE POSSIBILITY OF SCATTERED TO BROKEN CLOUDS AND RAIN OR LOCAL RAIN COULD OCCUR THE OVER AREAS OF : NIAS AND SINOLGA ISLAND WATERS, NATUNA SEA, NATUNA AND ANAMBAS ISLAND WATERS, MALACA STRAIT, WEST SUMATERA WATERS, BENGKULU WATERS, SOUTHERN SUNDA STRAIT, SOUTHERN BANTEN AND CENTRA JAVA WATERS, SOUTHERN KALIMANTAN WATERS, SOUTHERN BALI AND LOMBOK WATERS, SOUTHERN MACASSAR STRAIT, SOUTH SULAWESI WATERS, SOUTHEAST SULAWESI WATERS, NORTH SULAWESI WATERS, SANGIHE TALAUD ISLAND WATERS, MALUKU SEA, BURU AND SERAM ISLAND WATERS, BANDA SEA, BURU SEA, SERAM SEA, RAJA AMPAT ISLAND WATERS, KAI AND ARU ISLAND WATERS, SORONG WATERS, MANOKWARI WATERS, ARU SEA, TIMIKA WATERS, BIAK WATERS AND CENDRAWASIH GULF.
 
B. WINDS DIRECTION AND SPEED FROM SURFACE UP TO 3000 FEET :
     WINDS OVER INDONESIA WATERS, NORTHERN EQUATOR GENERALLY NORTHEAST
     TO SOUTHEAST AND SOUTHERN  EQUATOR GENERALLY WEST TO NORTH AT ABOUT
     3 TO 20 KNOTS.
 
C. STATE OF SEA :
1.  SLIGHT TO MODERATE SEA SURFACE AND LOW SWELL COULD OCCUR AT : WESTERN MENTAWAI ISLAND WATERS, BENGKULU AND ENGGANO ISLAND WATERS, WESTERN LAMPUNG WATERS, SOUTHERN SUNDA STRAIT, BELITUNG ISLAND WATERS, SOUTHERN JAVA ISLAND WATERS, SULAWESI SEA, NORTH SULAWESI WATERS, HALMAHERA SEA, RAJA AMPAT ISLAND WATERS, SORONG WATERS, MANOKWARI WATERS AND BIAK 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: ANDAMAN SEA, NORTHERN ACEH WATERS, MALACA STRAIT, SOUTH TIONGKOK WATERS, EASTERN VIETNAM WATERS, NATUNA SEA, NATUNA AND ANAMBAS ISLAND WATERS, RIAU ISLAND WATERS, LINGGA ISLAND WATERS, BANGKA ISLAND WATERS, SINGKAWANG ISLAND WATERS, SULU SEA, SANGIHE TALAUD ISLAND WATERS, HALMAHERA AND MOROTAI WATERS, EASTERN PHILIPINES WATERS AND NORTHERN HALMAHERA TILL NORTHERN PAPUA PASIFIC OCEAN.

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