Synoptic Situation
25 May 2026
The moderate southwest monsoon prevails over the Andaman Sea, the South and the Gulf with isolated heavy rains. The moderate wind and waves in the upper Andaman Sea are expected about 2 meters high and above 2 meters high in thundershowers. All ships should proceed with caution and keep off thundershowers.
Announcement Date 25 May 2026 00:00
24-Hour Weather Forecast for Shipping
The Gulf of Thailand
Scattered thundershowers and isolated heavy rain.
Southwesterly winds 8-18 knots or 15-35 km./hr.
Wave height about 1 meters, 1-2 meters offshore and above 2 meters in thundershowers.
The Andaman Sea and Malacca Strait
Fairly widespread thundershowers and isolated heavy rain.
Upper part: Southwesterly winds 11-18 knots or 20-35 km./hr.
Wave height about 2 meters and above 2 meters in thundershowers.
Lower part: Southwesterly winds 8-18 knots or 15-35 km./hr.
Wave height 1-2 meters and above 2 meters in thundershowers.
Kotabaru to Singapore Route
Scattered thundershowers and isolated heavy rain.
Southwesterly winds 8-16 knots or 15-30 km./hr.
Wave height about 1 meter and above 2 meters in thundershowers.
Tip of Indochina
Scattered thundershowers and isolated heavy rain.
Southwesterly winds 8-16 knots or 15-30 km./hr.
Wave height about 1 meter and above 2 meters in thundershowers.
Announcement Date 25 May 2026 00:00