Weather Bulletin on METAREA XI
BMKG Jakarta, Wednesday 13 May 2026 At 0000 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 TROPICAL LOW 96W NEAR 8.1°U 138.2°E 1006 HPA MAXIMUM WINDS 20 KT MOVING TO NORTHWEST 

Part II : General Synopsis, Tuesday 12 May 2026 at 12 UTC
SOUTHEASTERLY TO SOUTHWESTERLY LIGHT TO GENTLE FLOW IN THE NORTHERN PART OF INDONESIA EASTERLY TO SOUTHEASTERLY GENTLE TO FRESH FLOW IN THE SOUTHERN PART OF INDONESIA 

Part III : Area forecasts to Thursday 14 May 2026 at 00 UTC
MALACCA STRAIT (Northwesterly, 6-10 kt, Slight Sea)
INDIAN OCEAN WESTERN OF ACEH (Northerly, 7-17 kt, Moderate Sea)
INDIAN OCEAN WESTERN OF LAMPUNG (Southeasterly, 9-16 kt, Rough Sea)
INDIAN OCEAN SOUTHERN OF JAVA (Easterly, 10-17 kt, Rough Sea)
INDIAN OCEAN SOUTHERN OF BALI (Easterly, 14-18 kt, Moderate Sea)
NORTH NATUNA SEA (Northeasterly, 3-11 kt, Slight Sea)
KARIMATA STRAIT (Northeasterly, 1-12 kt, Slight Sea)
JAVA SEA (Southeasterly, 9-17 kt, Slight Sea)
MAKASSAR STRAIT (Easterly, 5-18 kt, Moderate Sea)
BALI SEA (Easterly, 3-19 kt, Slight Sea)
SUMBAWA SEA (Southeasterly, 2-16 kt, Slight Sea)
FLORES SEA (Easterly, 3-19 kt, Moderate Sea)
BANDA SEA (Easterly, 3-20 kt, Moderate Sea)
CERAM SEA (Easterly, 3-13 kt, Slight Sea)
SULAWESI SEA (Northeasterly, 1-10 kt, Slight Sea)
MOLLUCA SEA (Northerly, 0-14 kt, Moderate Sea)
WESTERN PART OF PACIFIC OCEAN (Easterly, 5-14 kt, Moderate Sea)
ARAFURA SEA (Easterly, 6-23 kt, Moderate Sea)