Weather Bulletin on METAREA XI
BMKG Jakarta, Friday 11 September 2026 At 0600 UTC
Wind speed in DOUGLAS SCALE 
Sea state in DOUGLAS SCALE 
Please be aware, wind gusts can be a further 40 percent stronger than the averages given here, and maximum waves may be up to twice the significant height 

Part I : Warning LOW PRESSURE AT 13.1 LU 112.7 BT 1007 HPA MAXIMUM WINDS 15 KNOTS MOVING TO NNW 

Part II : General Synopsis, Friday 11 September 2026 at 00 UTC
SOUTHEASTERLY TO SOUTHWESTERLY LIGHT TO FRESH FLOW IN THE NORTHERN PART OF INDONESIA EASTERLY TO SOUTHEASTERLY LIGHT TO STRONG FLOW IN THE SOUTHERN PART OF INDONESIA 

Part III : Area forecasts to Saturday 12 September 2026 at 06 UTC
MALACCA STRAIT (Northeasterly 7-4 kt, Slight Sea)
INDIAN OCEAN WESTERN OF ACEH (Easterly, 6-5 kt, Moderate Sea)
INDIAN OCEAN WESTERN OF LAMPUNG (Southeasterly, 18-16 kt, Rough Sea)
INDIAN OCEAN SOUTHERN OF JAVA (Easterly, 18-17 kt, Rough Sea)
INDIAN OCEAN SOUTHERN OF BALI (Easterly, 17-15 kt, Moderate Sea)
NORTH NATUNA SEA (Westerly, 11-10 kt, Slight Sea)
KARIMATA STRAIT (Easterly, 12-11 kt, Slight Sea)
JAVA SEA (Southeasterly, 19-17 kt, Moderate Sea)
MAKASSAR STRAIT (Easterly, 17-15 kt, Moderate Sea)
BALI SEA (Easterly, 13-11 kt, Slight Sea)
SUMBAWA SEA (Easterly, 17-15 kt, Slight Sea)
FLORES SEA (Easterly, 16-14 kt, Slight Sea)
BANDA SEA (Southeasterly, 17-15 kt, Slight Sea)
CERAM SEA (Easterly, 14-13 kt, Slight Sea)
SULAWESI SEA (Easterly, 10-8 kt, Slight Sea)
MOLLUCA SEA (Westerly, 14-11 kt, Slight Sea)
WESTERN PART OF PACIFIC OCEAN (Westerly, 15-13 kt, Slight Sea)
ARAFURA SEA (Southeasterly, 19-17 kt, Moderate Sea)