Weather Bulletin on METAREA XI
BMKG Jakarta, Monday 22 December 2025 At 1800 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 93S NEAR 12.6°S 102.0°E 998HPA MAXIMUM WINDS 35KT MOVE TO W 

Part II : General Synopsis, Monday 22 December 2025 at 00 UTC
NORTHERLY TO NORTHEASTERLY GENTLE TO STRONG FLOW IN THE NORTHERN PART OF INDONESIA SOUTHWESTERLY TO NORTHWESTERLY GENTLE TO STRONG FLOW IN THE SOUTHERN PART OF INDONESIA 

Part III : Area forecasts to Tuesday 23 December 2025 at 18 UTC
MALACCA STRAIT (Northwesterly, 5-10 kt, Slight Sea)
INDIAN OCEAN WESTERN OF ACEH (Easterly, 2-16 kt, Moderate Sea)
INDIAN OCEAN WESTERN OF LAMPUNG (Northwesterly, 11-20 kt, Moderate Sea)
INDIAN OCEAN SOUTHERN OF JAVA (Northwesterly, 13-20 kt, Moderate Sea)
INDIAN OCEAN SOUTHERN OF BALI (Westerly, 9-19 kt, Moderate Sea)
NORTH NATUNA SEA (Northeasterly, 5-21 kt, Moderate Sea)
KARIMATA STRAIT (Northwesterly, 8-17 kt, Moderate Sea)
JAVA SEA (Westerly, 11-18 kt, Moderate Sea)
MAKASSAR STRAIT (Westerly, 7-17 kt, Slight Sea)
BALI SEA (Westerly, 2-13 kt, Slight Sea)
SUMBAWA SEA (Westerly, 2-17 kt, Moderate Sea)
FLORES SEA (Northwesterly, 3-16 kt, Slight Sea)
BANDA SEA (Northwesterly, 2-19 kt, Moderate Sea)
CERAM SEA (Northerly, 4-14 kt, Slight Sea)
SULAWESI SEA (Northeasterly, 4-15 kt, Moderate Sea)
MOLLUCA SEA (Northerly, 1-17 kt, Moderate Sea)
WESTERN PART OF PACIFIC OCEAN (Northeasterly, 2-11 kt, Moderate Sea)
ARAFURA SEA (Northwesterly, 2-15 kt, Moderate Sea)