Indonesian Weather Bulletin for Shipping

ISSUED BY BMKG AT 02:30 UTC MONDAY, DECEMBER 17, 2018
FORECAST VALID FOR 24 HOURS FROM 0300 UTC MONDAY, DECEMBER 17, 2018
PART I WARNING
TC KENANGA 996 HPA AT 10.5S 90.4E MAXIMUM WIND SPEED NEAR CENTER 40 KT MOVE TO SSW 10 KT.
TC PHETAI 993 HPA AT 14.2N 82.2E MAXIMUM WIND SPEED NEAR CENTER 55 KT MOVE TO NW 12 KT.
PART II GENERAL SITUATION FOR DECEMBER 16, 2018 12.00 UTC
NORTHEASTERLY TO EASTERLY LIGHT TO MODERATE FLOW IN NORTHERN PART OF INDONESIA. 
SOUTHERLY TO WESTERLY LIGHT TO MODERATE FLOW IN SOUTHERN PART OF INDONESIA.
PART III FORECAST
NORTHEASTERLY TO EASTERLY 4 TO 5 BF OCCURS IN NORTHERN OF ANAMBAS - NATUNA ISLAND WATERS, NORTH OF NATUNA SEA.

EASTERLY TO SOUTHEASTERLY 4 TO 5 BF OCCURS IN LHOKSEUMAWE WATERS, NORTHERN PART OF MALACCA STRAIT.

SOUTHEASTERLY TO SOUTHERLY 4 TO 5 BF OCCURS IN SABANG TO WESTERN OF ACEH WATERS, SIMEULEU ISLAND WATERS, WESTERN OF NIAS TO MENTAWAI ISLAND WATERS, WESTERN OF BENGKULU TO LAMPUNG ISLAND WATERS, SUNDA STRAIT, SOUTHERN OF BANTEN TO CENTRAL JAVA WATERS.

SOUTHERLY TO SOUTHWESTERLY 4 TO 5 BF OCCURS IN SOTHERN OF EAST JAVA TO SUMBA ISLAND WATERS. 5 TO 6 BF OCCURS IN TIMOR SEA, SAWU TO ROTE ISLAND WATERS, SAWU SEA.

SOUTHWESTERLY TO WESTERLY 5 TO 6 BF OCCURS IN BIAK WATERS, GULF OF CENDRAWASIH, JAYAPURA-SARMI WATERS.

WESTERLY TO NORTHWESTERLY 4 TO 5 BF OCCURS IN MAKASSAR STRAIT,  SELAYAR ISLAND WATERS, SULAWESI SEA, SOUTHERN PART OF MOLUCCA SEA, AMAMAPARE-AGATS WATERS. 5 TO 6 BF OCCURS IN FLORES SEA, BANDA SEA, SOUTHERN OF AMBON WATERS, SERMATA TO TANIMBAR ISLAND WATERS, ARAFURU WATERS, KAI-ARU ISLAND WATERS, SERAM SEA, NORTHERN PART OF MOLUCCA SEA, NORTHERN OF HALMAHERA WATERS, HALMAHERA SEA, MANOKWARI WATERS.
 
MODERATE SEA OCCURS IN NORTHERN PART OF MALACCA STRAIT, LHOKSEUMAWE WATERS, SABANG TO WESTERN OF ACEH WATERS, WESTERN OF SIMEULEU WATERS, WESTERN OF NIAS TO SIBERUT ISLAND WATERS, WESTERN OF BENGKULU WATERS, WESTERN PART OF SUMBA STRAIT, SOUTHERN OF SUMBA TO SAWU ISLAND WATERS, KUPANG-ROTE ISLAND WATERS, TIMOR SEA, SAWU SEA, SOUTHERN OF FLORES ISLAND WATERS, ANAMBAS ISLAND WATERS, WESTERN PART OF JAVA SEA, SOUTHERN OF BELITUNG ISLAND WATERS, EASTERN PART OF FLORES SEA, BANDA SEA, SOUTHERN OF AMBON WATERS, KAI-ARU ISLAND WATERS, SOUTHERN OF SERMATA TO TANIMBAR ISLAND WATERS, ARAFURU SEA, SANGIHE ISLAND WATERS, MOLUCCA SEA, EASTERN OF HALMAHERA WATERS, HALMAHERA SEA, FAKFAK-KAIMANA WATERS, GULF OF CENDRAWASIH, JAYAPURA-SARMI WATERS.

ROUGH SEA OCCURS IN WESTERN OF PAGAI WATERS, WESTERN OF ENGGANO WATERS, LAMPUNG WATERS, SOUTHERN PART OF SUNDA STRAIT, SOUTHERN OF JAVA TO SUMBAWA ISLAND WATERS, SOUTHERN PART OF BALI-LOMBOK-ALAS STRAIT, NORTHERN OF NATUNA ISLAND WATERS, NORTH NATUNA SEA, NORTHERN OF TALAUD ISLAND WATERS, NORTHERN OF HALMAHERA TO WEST PAPUA WATERS, BIAK WATERS, INDIAN OCEAN WESTERN OF MENTAWAI TO SOUTHERN OF WEST NUSA TENGGARA, PACIFIC OCEAN NORTHERN OF HALMAHERA TO WEST PAPUA.

1.25 TO 2.5 M SWELL OCCURS IN WESTERN OF NIAS TO MENTAWAI ISLAND WATERS, ENGGANO-ENGKULU WATERS, LAMPUNG WATERS, SOUTHERN PART OF SUNDA STRAIT, SOUTHERN OF JAVA TO SUMBAWA ISLAND WATERS, SOUTHERN PART OF BALI-LOMBOK-ALAS STRAIT, WESTERN PART OF SUMBA STRAIT, SOUTHERN OF SUMBA ISLAND WATERS, SAWU SEA, NORTHERN OF ANAMBAS-NATUNA ISLAND WATERS, SANGIHE-TALAUD ISLAND WATERS, NORTHERN PART OF MOLUCCA SEA, NORTHERN OF HALMAHERA WATERS, HALMAHERA SEA, RAJAAMPAT WATERS, BIAK WATERS.
OTHER SEA AREAS GENERALLY ARE SEA SLIGHT AND SWELL LOW.

HEAVY RAIN OCCURS IN BANGKA-BELITUNG ISLAND WATERS, JAVA SEA, BANDA SEA, BABAR-TANIMBAR ISLAND WATERS, KAI-ARU ISLAND WATERS, WESTERN OF YOS SUDARSO ISLAND WATERS, NORTHERN OF HALMAHERA ISLAND WATERS, SANGIHE-TALAUD ISLAND WATERS.
VISIBILITY REDUCING BELOW 2NM IN PRECIPITATION.

THE NEXT WEATHER BULLETIN FOR SHIPPING WILL BE ISSUED AT 02.30 UTC TUESDAY.
Prakiraan Cuaca Maritim Indonesia
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