Heavy to very heavy Rain in Thailand Strong wind-waves in the Upper Andaman Sea (Effect during 1 - 3 July 2026) No.10 (100/2026)

Weather Advisory

Subject: Heavy to very heavy Rain in Thailand

Strong wind-waves in the Upper Andaman Sea

(Effect during 1 - 3 July 2026)

No.10 (100/2026)

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During 1 - 3 July 2026, the monsoon through will lie across the North and the upper Northeast. Meanwhile, the rather strong southwest monsoon prevails over the Andaman Sea, Thailand and the Gulf with more rains and isolated heavy to very heavy rains in Thailand especially in the East and the Southwest. People in the country 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 rather strong wind forces the waves in the upper Andaman Sea up to 2-3 meters high and above 3 meters high in thundershowers. In the lower Andaman Sea and upper Gulf, the wave are about 2 meters high and above 2 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 should keep ashore.                                      

                                            This advisory is in effect on 1 July 2026, at 5.00 a.m.

                                            This next issue will be on 1 July 2026, at 5.00 p.m.

                                                                 (Signed)   Sugunyanee Yavinchan

                       (Miss Sugunyanee Yavinchan)                            

                                  Director-General                        

                      Thai Meteorological Department