FQID21 WIIX 242330
Issued by BMKG at 2330 UTC Wednesday December 24, 2025
Forecast Valid for 24 Hours from 0000 UTC Thursday December 25, 2025

Wind speed in BEAUFORT WIND 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
TC GRANT 996 hPa AT 11.9°S 97.4°E MAXIMUM WINDS 35KT MOVE TO W
TROPICAL LOW 96S 1008HPA NEAR 13.9°N, 116.5 °E MAXIMUM WIND SPEED 15 KNOTS MOVING TO W

Part II : General Synopsis, Wednesday December 24, 2025 at 1200 UTC
NORTHERLY TO EASTERLY GENTLE TO STRONG FLOW IN THE NORTHERN PART OF INDONESIA
SOUTHWESTERLY TO WESTERLY FRESH TO STRONG FLOW IN THE SOUTHERN PART OF INDONESIA

Part III : Area Forecasts to Friday December 26, 2025 at 0000 UTC
MALACCA STRAIT (Northwesterly, 7-12 kt, Slight Sea)
INDIAN OCEAN WESTERN OF ACEH (Northerly, 4-17 kt, Moderate Sea)
INDIAN OCEAN WESTERN OF LAMPUNG (Northwesterly, 6-20 kt, Moderate Sea)
INDIAN OCEAN SOUTHERN OF JAVA (Northwesterly, 6-16 kt, Moderate Sea)
INDIAN OCEAN SOUTHERN OF BALI (Westerly, 13-20 kt, Rough Sea)
NORTH NATUNA SEA (Northeasterly, 4-17 kt, Moderate Sea)
KARIMATA STRAIT (Northwesterly, 5-15 kt, Slight Sea)
JAVA SEA (Westerly, 7-16 kt, Slight Sea)
MAKASSAR STRAIT (Northwesterly, 10-18 kt, Slight Sea)
BALI SEA (Westerly, 1-12 kt, Slight Sea)
SUMBAWA SEA (Westerly, 5-17 kt, Slight Sea)
FLORES SEA (Westerly, 4-15 kt, Slight Sea)
BANDA SEA (Northwesterly, 1-18 kt, Moderate Sea)
CERAM SEA (Northwesterly, 2-14 kt, Slight Sea)
SULAWESI SEA (Northerly, 2-13 kt, Moderate Sea)
MOLLUCA SEA (Northerly, 1-17 kt, Moderate Sea)
WESTERN PART OF PACIFIC OCEAN (Northeasterly, 3-12 kt, Moderate Sea)
ARAFURA SEA (Northwesterly, 3-15 kt, Moderate Sea)