Weather
Advisory
Subject:
Strong Wind-Waves in the upper Andaman
Sea and the Upper Gulf
Heavy
to Very Heavy Rain in Thailand
No.3 (145/2026)
----------------------------
The monsoon trough lies across the upper North and the
upper Northeast of Thailand while the strong southwest monsoon prevails over
the Andaman Sea, Thailand and the Gulf. Isolated heavy rains are forecast in
the country and isolated very heavy rains are possible in the North, the
Northeast and the East regions. People should beware of heavy to very heavy
rains and accumulation that may cause flash floods, overflows and landslides
especially along the waterways near foothills and lowlands.
The strong winds force the waves in the upper Andaman Sea
up to 2 - 4 meters high and above 4 meters high in thundershowers. In the upper
Gulf, the waves are expected 2 - 3 meters high and above 3 meters high in
thundershowers. All ships in the Andaman Sea and the Gulf should proceed with
caution and keep off thundershowers, small boats in the upper Andaman Sea and
the upper Gulf should keep ashore during 6 - 9 August 2026.
The
advisory is in effect on 5 August 2026, at 5.00 a.m.
This next issue will be on 5 August 2026, at 5.00 p.m.
(Signed) Sugunyanee
Yavinchan
(Miss Sugunyanee Yavinchan)
Director-General
Thai Meteorological Department